3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
47 #ifdef PERL_IMPLICIT_SYS
48 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
49 so use slab allocator to avoid lots of MUTEX overhead
51 # ifndef PL_OP_SLAB_ALLOC
52 # define PL_OP_SLAB_ALLOC
57 # if !defined(MULTIPLICITY)
62 #if defined(MULTIPLICITY)
63 # ifndef PERL_IMPLICIT_CONTEXT
64 # define PERL_IMPLICIT_CONTEXT
68 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
74 /* Use the reentrant APIs like localtime_r and getpwent_r */
75 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
76 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
77 # define USE_REENTRANT_API
80 /* <--- here ends the logic shared by perl.h and makedef.pl */
83 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
84 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
87 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
93 #ifdef PERL_IMPLICIT_CONTEXT
97 # define pTHX register PerlInterpreter *my_perl PERL_UNUSED_DECL
99 # define dTHXa(a) pTHX = (PerlInterpreter*)a
100 # define dTHX pTHX = PERL_GET_THX
109 #define STATIC static
110 #define CPERLscope(x) x
111 #define CPERLarg void
114 #define PERL_OBJECT_THIS
115 #define _PERL_OBJECT_THIS
116 #define PERL_OBJECT_THIS_
117 #define CALL_FPTR(fptr) (*fptr)
119 #define CALLRUNOPS CALL_FPTR(PL_runops)
120 #define CALLREGCOMP CALL_FPTR(PL_regcompp)
121 #define CALLREGEXEC CALL_FPTR(PL_regexecp)
122 #define CALLREG_INTUIT_START CALL_FPTR(PL_regint_start)
123 #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string)
124 #define CALLREGFREE CALL_FPTR(PL_regfree)
127 # if (defined(__GNUC__) && defined(__cplusplus)) || defined(__INTEL_COMPILER)
128 # define PERL_UNUSED_DECL
130 # define PERL_UNUSED_DECL __attribute__((unused))
133 # define PERL_UNUSED_DECL
137 * for silencing unused variables that are actually used most of the time,
138 * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs
140 #define PERL_UNUSED_VAR(var) if (0) var = var
143 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL
150 # define dTHXa(a) dNOOP
158 /* these are only defined for compatibility; should not be used internally */
159 #if !defined(pTHXo) && !defined(PERL_CORE)
161 # define pTHXo_ pTHX_
163 # define aTHXo_ aTHX_
165 # define dTHXoa(x) dTHXa(x)
169 # define pTHXx register PerlInterpreter *my_perl
170 # define pTHXx_ pTHXx,
171 # define aTHXx my_perl
172 # define aTHXx_ aTHXx,
176 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
177 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
178 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
179 #ifdef PERL_IMPLICIT_SYS
185 #undef START_EXTERN_C
189 # define START_EXTERN_C extern "C" {
190 # define END_EXTERN_C }
191 # define EXTERN_C extern "C"
193 # define START_EXTERN_C
194 # define END_EXTERN_C
195 # define EXTERN_C extern
198 #ifdef OP_IN_REGISTER
200 # define stringify_immed(s) #s
201 # define stringify(s) stringify_immed(s)
202 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
206 #if defined(__STRICT_ANSI__) && defined(PERL_GCC_PEDANTIC)
207 # if !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
208 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
213 * STMT_START { statements; } STMT_END;
214 * can be used as a single statement, as in
215 * if (x) STMT_START { ... } STMT_END; else ...
217 * Trying to select a version that gives no warnings...
219 #if !(defined(STMT_START) && defined(STMT_END))
220 # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
221 # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */
224 /* Now which other defined()s do we need here ??? */
225 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
226 # define STMT_START if (1)
227 # define STMT_END else (void)0
229 # define STMT_START do
230 # define STMT_END while (0)
235 #define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
236 #define WITH_THR(s) WITH_THX(s)
239 * SOFT_CAST can be used for args to prototyped functions to retain some
240 * type checking; it only casts if the compiler does not know prototypes.
242 #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE)
243 #define SOFT_CAST(type)
245 #define SOFT_CAST(type) (type)
248 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
249 # define BYTEORDER 0x1234
252 /* Overall memory policy? */
257 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
264 * The following contortions are brought to you on behalf of all the
265 * standards, semi-standards, de facto standards, not-so-de-facto standards
266 * of the world, as well as all the other botches anyone ever thought of.
267 * The basic theory is that if we work hard enough here, the rest of the
268 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
271 /* define this once if either system, instead of cluttering up the src */
272 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
276 #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE)
277 # define STANDARD_C 1
280 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
281 # define DONT_DECLARE_STD 1
284 #if defined(HASVOLATILE) || defined(STANDARD_C)
286 # define VOL /* to temporarily suppress warnings */
288 # define VOL volatile
294 #define TAINT (PL_tainted = TRUE)
295 #define TAINT_NOT (PL_tainted = FALSE)
296 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
297 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
298 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); }
300 /* XXX All process group stuff is handled in pp_sys.c. Should these
301 defines move there? If so, I could simplify this a lot. --AD 9/96.
303 /* Process group stuff changed from traditional BSD to POSIX.
304 perlfunc.pod documents the traditional BSD-style syntax, so we'll
305 try to preserve that, if possible.
308 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
310 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
311 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
313 # ifdef HAS_SETPGRP2 /* DG/UX */
314 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
318 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
319 # define HAS_SETPGRP /* Well, effectively it does . . . */
322 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
323 our life easier :-) so we'll try it.
326 # define BSD_GETPGRP(pid) getpgid((pid))
328 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
329 # define BSD_GETPGRP(pid) getpgrp((pid))
331 # ifdef HAS_GETPGRP2 /* DG/UX */
332 # define BSD_GETPGRP(pid) getpgrp2((pid))
336 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
337 # define HAS_GETPGRP /* Well, effectively it does . . . */
340 /* These are not exact synonyms, since setpgrp() and getpgrp() may
341 have different behaviors, but perl.h used to define USE_BSDPGRP
342 (prior to 5.003_05) so some extension might depend on it.
344 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
350 /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
351 pthread.h must be included before all other header files.
353 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
354 # include <pthread.h>
357 #ifndef _TYPES_ /* If types.h defines this it's easy. */
358 # ifndef major /* Does everyone's types.h define this? */
359 # include <sys/types.h>
373 # include <varargs.h>
377 #ifdef USE_NEXT_CTYPE
379 #if NX_CURRENT_COMPILER_RELEASE >= 500
380 # include <bsd/ctypes.h>
382 # if NX_CURRENT_COMPILER_RELEASE >= 400
383 # include <objc/NXCType.h>
384 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
385 # include <appkit/NXCType.h>
386 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
387 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
389 #else /* !USE_NEXT_CTYPE */
391 #endif /* USE_NEXT_CTYPE */
393 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
405 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
407 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
408 && defined(HAS_STRXFRM)
409 # define USE_LOCALE_COLLATE
411 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
412 # define USE_LOCALE_CTYPE
414 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
415 # define USE_LOCALE_NUMERIC
417 #endif /* !NO_LOCALE && HAS_SETLOCALE */
422 # ifdef PARAM_NEEDS_TYPES
423 # include <sys/types.h>
425 # include <sys/param.h>
428 /* Use all the "standard" definitions? */
429 #if defined(STANDARD_C) && defined(I_STDLIB)
433 /* If this causes problems, set i_unistd=undef in the hint file. */
438 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
439 int syscall(int, ...);
442 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
443 int usleep(unsigned int);
446 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
452 /* macros for correct constant construction */
454 # define U16_CONST(x) ((U16)x##U)
456 # define U16_CONST(x) ((U16)x##UL)
460 # define U32_CONST(x) ((U32)x##U)
462 # define U32_CONST(x) ((U32)x##UL)
467 # define U64_CONST(x) ((U64)x##U)
469 # define U64_CONST(x) ((U64)x##UL)
470 # elif QUADKIND == QUAD_IS_LONG_LONG
471 # define U64_CONST(x) ((U64)x##ULL)
472 # else /* best guess we can make */
473 # define U64_CONST(x) ((U64)x##UL)
477 /* byte-swapping functions for big-/little-endian conversion */
478 # define _swab_16_(x) ((U16)( \
479 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
480 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
482 # define _swab_32_(x) ((U32)( \
483 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
484 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
485 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
486 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
489 # define _swab_64_(x) ((U64)( \
490 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
491 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
492 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
493 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
494 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
495 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
496 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
497 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
500 /*----------------------------------------------------------------------------*/
501 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
502 /*----------------------------------------------------------------------------*/
503 # define my_htole16(x) (x)
504 # define my_letoh16(x) (x)
505 # define my_htole32(x) (x)
506 # define my_letoh32(x) (x)
507 # define my_htobe16(x) _swab_16_(x)
508 # define my_betoh16(x) _swab_16_(x)
509 # define my_htobe32(x) _swab_32_(x)
510 # define my_betoh32(x) _swab_32_(x)
512 # define my_htole64(x) (x)
513 # define my_letoh64(x) (x)
514 # define my_htobe64(x) _swab_64_(x)
515 # define my_betoh64(x) _swab_64_(x)
517 # define my_htoles(x) (x)
518 # define my_letohs(x) (x)
519 # define my_htolei(x) (x)
520 # define my_letohi(x) (x)
521 # define my_htolel(x) (x)
522 # define my_letohl(x) (x)
524 # define my_htobes(x) (x)
525 # define my_betohs(x) (x)
526 # elif SHORTSIZE == 2
527 # define my_htobes(x) _swab_16_(x)
528 # define my_betohs(x) _swab_16_(x)
529 # elif SHORTSIZE == 4
530 # define my_htobes(x) _swab_32_(x)
531 # define my_betohs(x) _swab_32_(x)
532 # elif SHORTSIZE == 8
533 # define my_htobes(x) _swab_64_(x)
534 # define my_betohs(x) _swab_64_(x)
536 # define PERL_NEED_MY_HTOBES
537 # define PERL_NEED_MY_BETOHS
540 # define my_htobei(x) (x)
541 # define my_betohi(x) (x)
543 # define my_htobei(x) _swab_16_(x)
544 # define my_betohi(x) _swab_16_(x)
546 # define my_htobei(x) _swab_32_(x)
547 # define my_betohi(x) _swab_32_(x)
549 # define my_htobei(x) _swab_64_(x)
550 # define my_betohi(x) _swab_64_(x)
552 # define PERL_NEED_MY_HTOBEI
553 # define PERL_NEED_MY_BETOHI
556 # define my_htobel(x) (x)
557 # define my_betohl(x) (x)
559 # define my_htobel(x) _swab_16_(x)
560 # define my_betohl(x) _swab_16_(x)
562 # define my_htobel(x) _swab_32_(x)
563 # define my_betohl(x) _swab_32_(x)
565 # define my_htobel(x) _swab_64_(x)
566 # define my_betohl(x) _swab_64_(x)
568 # define PERL_NEED_MY_HTOBEL
569 # define PERL_NEED_MY_BETOHL
571 # define my_htolen(p,n) NOOP
572 # define my_letohn(p,n) NOOP
573 # define my_htoben(p,n) my_swabn(p,n)
574 # define my_betohn(p,n) my_swabn(p,n)
575 /*----------------------------------------------------------------------------*/
576 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
577 /*----------------------------------------------------------------------------*/
578 # define my_htobe16(x) (x)
579 # define my_betoh16(x) (x)
580 # define my_htobe32(x) (x)
581 # define my_betoh32(x) (x)
582 # define my_htole16(x) _swab_16_(x)
583 # define my_letoh16(x) _swab_16_(x)
584 # define my_htole32(x) _swab_32_(x)
585 # define my_letoh32(x) _swab_32_(x)
587 # define my_htobe64(x) (x)
588 # define my_betoh64(x) (x)
589 # define my_htole64(x) _swab_64_(x)
590 # define my_letoh64(x) _swab_64_(x)
592 # define my_htobes(x) (x)
593 # define my_betohs(x) (x)
594 # define my_htobei(x) (x)
595 # define my_betohi(x) (x)
596 # define my_htobel(x) (x)
597 # define my_betohl(x) (x)
599 # define my_htoles(x) (x)
600 # define my_letohs(x) (x)
601 # elif SHORTSIZE == 2
602 # define my_htoles(x) _swab_16_(x)
603 # define my_letohs(x) _swab_16_(x)
604 # elif SHORTSIZE == 4
605 # define my_htoles(x) _swab_32_(x)
606 # define my_letohs(x) _swab_32_(x)
607 # elif SHORTSIZE == 8
608 # define my_htoles(x) _swab_64_(x)
609 # define my_letohs(x) _swab_64_(x)
611 # define PERL_NEED_MY_HTOLES
612 # define PERL_NEED_MY_LETOHS
615 # define my_htolei(x) (x)
616 # define my_letohi(x) (x)
618 # define my_htolei(x) _swab_16_(x)
619 # define my_letohi(x) _swab_16_(x)
621 # define my_htolei(x) _swab_32_(x)
622 # define my_letohi(x) _swab_32_(x)
624 # define my_htolei(x) _swab_64_(x)
625 # define my_letohi(x) _swab_64_(x)
627 # define PERL_NEED_MY_HTOLEI
628 # define PERL_NEED_MY_LETOHI
631 # define my_htolel(x) (x)
632 # define my_letohl(x) (x)
634 # define my_htolel(x) _swab_16_(x)
635 # define my_letohl(x) _swab_16_(x)
637 # define my_htolel(x) _swab_32_(x)
638 # define my_letohl(x) _swab_32_(x)
640 # define my_htolel(x) _swab_64_(x)
641 # define my_letohl(x) _swab_64_(x)
643 # define PERL_NEED_MY_HTOLEL
644 # define PERL_NEED_MY_LETOHL
646 # define my_htolen(p,n) my_swabn(p,n)
647 # define my_letohn(p,n) my_swabn(p,n)
648 # define my_htoben(p,n) NOOP
649 # define my_betohn(p,n) NOOP
650 /*----------------------------------------------------------------------------*/
651 # else /* all other byte-orders */
652 /*----------------------------------------------------------------------------*/
653 # define PERL_NEED_MY_HTOLE16
654 # define PERL_NEED_MY_LETOH16
655 # define PERL_NEED_MY_HTOBE16
656 # define PERL_NEED_MY_BETOH16
657 # define PERL_NEED_MY_HTOLE32
658 # define PERL_NEED_MY_LETOH32
659 # define PERL_NEED_MY_HTOBE32
660 # define PERL_NEED_MY_BETOH32
662 # define PERL_NEED_MY_HTOLE64
663 # define PERL_NEED_MY_LETOH64
664 # define PERL_NEED_MY_HTOBE64
665 # define PERL_NEED_MY_BETOH64
667 # define PERL_NEED_MY_HTOLES
668 # define PERL_NEED_MY_LETOHS
669 # define PERL_NEED_MY_HTOBES
670 # define PERL_NEED_MY_BETOHS
671 # define PERL_NEED_MY_HTOLEI
672 # define PERL_NEED_MY_LETOHI
673 # define PERL_NEED_MY_HTOBEI
674 # define PERL_NEED_MY_BETOHI
675 # define PERL_NEED_MY_HTOLEL
676 # define PERL_NEED_MY_LETOHL
677 # define PERL_NEED_MY_HTOBEL
678 # define PERL_NEED_MY_BETOHL
679 /*----------------------------------------------------------------------------*/
680 # endif /* end of byte-order macros */
681 /*----------------------------------------------------------------------------*/
683 #endif /* PERL_CORE */
685 /* Cannot include embed.h here on Win32 as win32.h has not
686 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
688 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
692 #define MEM_SIZE Size_t
694 #if defined(STANDARD_C) && defined(I_STDDEF)
696 # define STRUCT_OFFSET(s,m) offsetof(s,m)
698 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
701 #if defined(I_STRING) || defined(__cplusplus)
704 # include <strings.h>
707 /* This comes after <stdlib.h> so we don't try to change the standard
708 * library prototypes; we'll use our own in proto.h instead. */
711 # ifdef PERL_POLLUTE_MALLOC
712 # ifndef PERL_EXTMALLOC_DEF
713 # define Perl_malloc malloc
714 # define Perl_calloc calloc
715 # define Perl_realloc realloc
716 # define Perl_mfree free
719 # define EMBEDMYMALLOC /* for compatibility */
722 # define safemalloc Perl_malloc
723 # define safecalloc Perl_calloc
724 # define saferealloc Perl_realloc
725 # define safefree Perl_mfree
726 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
727 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
730 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
731 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
732 # define panic_write2(s) write(2, s, strlen(s))
733 # define CHECK_MALLOC_TAINT(newval) \
734 CHECK_MALLOC_TOO_LATE_FOR_( \
736 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
738 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
739 if (doing_taint(argc,argv,env)) { \
740 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
743 # define safemalloc safesysmalloc
744 # define safecalloc safesyscalloc
745 # define saferealloc safesysrealloc
746 # define safefree safesysfree
747 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
748 # define CHECK_MALLOC_TAINT(newval) ((void)0)
749 # define MALLOC_CHECK_TAINT(argc,argv,env)
750 #endif /* MYMALLOC */
752 #define TOO_LATE_FOR_(ch,s) Perl_croak(aTHX_ "\"-%c\" is on the #! line, it must also be used on the command line%s", (char)(ch), s)
753 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
754 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
755 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
757 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
759 #define strrchr rindex
767 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
769 extern char * memcpy (char*, char*, int);
775 # define memcpy(d,s,l) bcopy(s,d,l)
777 # define memcpy(d,s,l) my_bcopy(s,d,l)
780 #endif /* HAS_MEMCPY */
783 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
785 extern char *memset (char*, int, int);
790 # define memset(d,c,l) my_memset(d,c,l)
791 #endif /* HAS_MEMSET */
793 #if !defined(HAS_MEMMOVE) && !defined(memmove)
794 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
795 # define memmove(d,s,l) bcopy(s,d,l)
797 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
798 # define memmove(d,s,l) memcpy(d,s,l)
800 # define memmove(d,s,l) my_bcopy(s,d,l)
805 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
809 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
810 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
812 extern int memcmp (char*, char*, int);
816 # pragma function(memcmp)
820 # define memcmp my_memcmp
822 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
826 # define memzero(d,l) memset(d,0,l)
829 # define memzero(d,l) bzero(d,l)
831 # define memzero(d,l) my_bzero(d,l)
839 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
846 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
848 #endif /* !HAS_BCMP */
851 # include <netinet/in.h>
855 # include <arpa/inet.h>
858 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
859 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
860 * (the neo-BSD seem to do this). */
865 # include <sys/stat.h>
868 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
869 like UTekV) are broken, sometimes giving false positives. Undefine
870 them here and let the code below set them to proper values.
872 The ghs macro stands for GreenHills Software C-1.8.5 which
873 is the C compiler for sysV88 and the various derivatives.
874 This header file bug is corrected in gcc-2.5.8 and later versions.
875 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
877 #if defined(uts) || (defined(m88k) && defined(ghs))
891 # ifdef I_SYS_TIME_KERNEL
894 # include <sys/time.h>
895 # ifdef I_SYS_TIME_KERNEL
900 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
901 # include <sys/times.h>
904 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
910 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
911 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
914 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
915 * This is important for using IPv6.
916 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
917 * a bad idea since it breaks send() and recv(). */
918 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
919 # define _SOCKADDR_LEN
922 #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */
923 # include <sys/socket.h>
924 # if defined(USE_SOCKS) && defined(I_SOCKS)
925 # if !defined(INCLUDE_PROTOTYPES)
926 # define INCLUDE_PROTOTYPES /* for <socks.h> */
927 # define PERL_SOCKS_NEED_PROTOTYPES
930 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
931 # undef INCLUDE_PROTOTYPES
932 # undef PERL_SOCKS_NEED_PROTOTYPES
943 # include <net/errno.h>
948 /* sockatmark() is so new (2001) that many places might have it hidden
949 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
950 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
951 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
952 # if defined(__THROW) && defined(__GLIBC__)
953 int sockatmark(int) __THROW;
960 # undef SETERRNO /* SOCKS might have defined this */
964 # define SETERRNO(errcode,vmserrcode) \
966 set_errno(errcode); \
967 set_vaxc_errno(vmserrcode); \
969 # define LIB_INVARG LIB$_INVARG
970 # define RMS_DIR RMS$_DIR
971 # define RMS_FAC RMS$_FAC
972 # define RMS_FEX RMS$_FEX
973 # define RMS_FNF RMS$_FNF
974 # define RMS_IFI RMS$_IFI
975 # define RMS_ISI RMS$_ISI
976 # define RMS_PRV RMS$_PRV
977 # define SS_ACCVIO SS$_ACCVIO
978 # define SS_DEVOFFLINE SS$_DEVOFFLINE
979 # define SS_IVCHAN SS$_IVCHAN
980 # define SS_NORMAL SS$_NORMAL
982 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
983 # define LIB_INVARG 0
992 # define SS_DEVOFFLINE 0
997 #define ERRSV GvSV(PL_errgv)
998 #define DEFSV GvSV(PL_defgv)
999 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1001 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1004 extern int errno; /* ANSI allows errno to be an lvalue expr.
1005 * For example in multithreaded environments
1006 * something like this might happen:
1007 * extern int *_errno(void);
1008 * #define errno (*_errno()) */
1013 char *strerror (int,...);
1015 #ifndef DONT_DECLARE_STD
1016 char *strerror (int);
1020 # define Strerror strerror
1023 # ifdef HAS_SYS_ERRLIST
1024 extern int sys_nerr;
1025 extern char *sys_errlist[];
1027 # define Strerror(e) \
1028 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1035 # include <sys/ioctl.h>
1039 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1040 # ifdef HAS_SOCKETPAIR
1041 # undef HAS_SOCKETPAIR
1048 #ifndef HAS_SOCKETPAIR
1050 # define socketpair Perl_my_socketpair
1055 # define htoni htons
1056 # define ntohi ntohs
1058 # define htoni htonl
1059 # define ntohi ntohl
1062 /* Configure already sets Direntry_t */
1063 #if defined(I_DIRENT)
1064 # include <dirent.h>
1065 /* NeXT needs dirent + sys/dir.h */
1066 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1067 # include <sys/dir.h>
1071 # include <sys/ndir.h>
1075 # include <ndir.h> /* may be wrong in the future */
1077 # include <sys/dir.h>
1090 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1092 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1097 * The following gobbledygook brought to you on behalf of __STDC__.
1098 * (I could just use #ifndef __STDC__, but this is more bulletproof
1099 * in the face of half-implementations.)
1102 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1103 #include <sys/mode.h>
1108 # define S_IFMT _S_IFMT
1110 # define S_IFMT 0170000
1115 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1119 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1124 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1126 # define S_ISBLK(m) (0)
1131 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1136 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1138 # define S_ISFIFO(m) (0)
1144 # define S_ISLNK(m) _S_ISLNK(m)
1147 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1150 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1152 # define S_ISLNK(m) (0)
1160 # define S_ISSOCK(m) _S_ISSOCK(m)
1163 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1166 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1168 # define S_ISSOCK(m) (0)
1176 # define S_IRUSR S_IREAD
1177 # define S_IWUSR S_IWRITE
1178 # define S_IXUSR S_IEXEC
1180 # define S_IRUSR 0400
1181 # define S_IWUSR 0200
1182 # define S_IXUSR 0100
1188 # define S_IRGRP (S_IRUSR>>3)
1189 # define S_IWGRP (S_IWUSR>>3)
1190 # define S_IXGRP (S_IXUSR>>3)
1192 # define S_IRGRP 0040
1193 # define S_IWGRP 0020
1194 # define S_IXGRP 0010
1200 # define S_IROTH (S_IRUSR>>6)
1201 # define S_IWOTH (S_IWUSR>>6)
1202 # define S_IXOTH (S_IXUSR>>6)
1204 # define S_IROTH 0040
1205 # define S_IWOTH 0020
1206 # define S_IXOTH 0010
1211 # define S_ISUID 04000
1215 # define S_ISGID 02000
1219 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1223 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1227 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1230 /* BeOS 5.0 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1231 * which would get included through <sys/file.h >, but that is 3000
1232 * lines in the future. --jhi */
1234 #if !defined(S_IREAD) && !defined(__BEOS__)
1235 # define S_IREAD S_IRUSR
1238 #if !defined(S_IWRITE) && !defined(__BEOS__)
1239 # define S_IWRITE S_IWUSR
1243 # define S_IEXEC S_IXUSR
1250 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1251 # define SLOPPYDIVIDE
1258 #ifdef SPRINTF_E_BUG
1259 # define sprintf UTS_sprintf_wrap
1262 /* Configure gets this right but the UTS compiler gets it wrong.
1263 -- Hal Morris <hom00@utsglobal.com> */
1266 # define UVTYPE unsigned
1270 The IV type is supposed to be long enough to hold any integral
1272 --Andy Dougherty August 1996
1278 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1279 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1280 # define IV_MAX INT64_MAX
1281 # define IV_MIN INT64_MIN
1282 # define UV_MAX UINT64_MAX
1284 # define UINT64_MIN 0
1286 # define UV_MIN UINT64_MIN
1288 # define IV_MAX PERL_QUAD_MAX
1289 # define IV_MIN PERL_QUAD_MIN
1290 # define UV_MAX PERL_UQUAD_MAX
1291 # define UV_MIN PERL_UQUAD_MIN
1296 # if defined(INT32_MAX) && IVSIZE == 4
1297 # define IV_MAX INT32_MAX
1298 # define IV_MIN INT32_MIN
1299 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1300 # define UV_MAX UINT32_MAX
1302 # define UV_MAX 4294967295U
1305 # define UINT32_MIN 0
1307 # define UV_MIN UINT32_MIN
1309 # define IV_MAX PERL_LONG_MAX
1310 # define IV_MIN PERL_LONG_MIN
1311 # define UV_MAX PERL_ULONG_MAX
1312 # define UV_MIN PERL_ULONG_MIN
1328 # undef PERL_NEED_MY_HTOLE64
1329 # undef PERL_NEED_MY_LETOH64
1330 # undef PERL_NEED_MY_HTOBE64
1331 # undef PERL_NEED_MY_BETOH64
1334 #if defined(uts) || defined(UTS)
1336 # define UV_MAX (4294967295u)
1339 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1340 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1342 #ifndef NO_PERL_PRESERVE_IVUV
1343 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1347 * The macros INT2PTR and NUM2PTR are (despite their names)
1348 * bi-directional: they will convert int/float to or from pointers.
1349 * However the conversion to int/float are named explicitly:
1350 * PTR2IV, PTR2UV, PTR2NV.
1352 * For int conversions we do not need two casts if pointers are
1353 * the same size as IV and UV. Otherwise we need an explicit
1354 * cast (PTRV) to avoid compiler warnings.
1356 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1358 # define INT2PTR(any,d) (any)(d)
1360 # if PTRSIZE == LONGSIZE
1361 # define PTRV unsigned long
1363 # define PTRV unsigned
1365 # define INT2PTR(any,d) (any)(PTRV)(d)
1367 #define NUM2PTR(any,d) (any)(PTRV)(d)
1368 #define PTR2IV(p) INT2PTR(IV,p)
1369 #define PTR2UV(p) INT2PTR(UV,p)
1370 #define PTR2NV(p) NUM2PTR(NV,p)
1371 #if PTRSIZE == LONGSIZE
1372 # define PTR2ul(p) (unsigned long)(p)
1374 # define PTR2ul(p) INT2PTR(unsigned long,p)
1377 #ifdef USE_LONG_DOUBLE
1378 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1379 # define LONG_DOUBLE_EQUALS_DOUBLE
1381 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1382 # undef USE_LONG_DOUBLE /* Ouch! */
1387 /* Use an overridden DBL_DIG */
1391 # define DBL_DIG OVR_DBL_DIG
1393 /* The following is all to get DBL_DIG, in order to pick a nice
1394 default value for printing floating point numbers in Gconvert
1395 (see config.h). (It also has other uses, such as figuring out if
1396 a given precision of printing can be done with a double instead of
1397 a long double - Allen).
1406 #define DBL_DIG 15 /* A guess that works lots of places */
1413 #define DBL_DIG 15 /* A guess that works lots of places */
1417 /* Use an overridden LDBL_DIG */
1421 # define LDBL_DIG OVR_LDBL_DIG
1423 /* The following is all to get LDBL_DIG, in order to pick a nice
1424 default value for printing floating point numbers in Gconvert.
1428 # include <limits.h>
1433 # ifndef HAS_LDBL_DIG
1434 # if LONG_DOUBLESIZE == 10
1435 # define LDBL_DIG 18 /* assume IEEE */
1437 # if LONG_DOUBLESIZE == 12
1438 # define LDBL_DIG 18 /* gcc? */
1440 # if LONG_DOUBLESIZE == 16
1441 # define LDBL_DIG 33 /* assume IEEE */
1443 # if LONG_DOUBLESIZE == DOUBLESIZE
1444 # define LDBL_DIG DBL_DIG /* bummer */
1453 * This is for making sure we have a good DBL_MAX value, if possible,
1454 * either for usage as NV_MAX or for usage in figuring out if we can
1455 * fit a given long double into a double, if bug-fixing makes it
1456 * necessary to do so. - Allen <allens@cpan.org>
1460 # include <limits.h>
1464 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1465 # include <values.h>
1466 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1467 # define DBL_MAX MAXDOUBLE
1469 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1470 # define DBL_MIN MINDOUBLE
1473 #endif /* defined(I_VALUES) */
1478 # include <ieeefp.h>
1481 #ifdef USE_LONG_DOUBLE
1483 # include <sunmath.h>
1485 # define NV_DIG LDBL_DIG
1486 # ifdef LDBL_MANT_DIG
1487 # define NV_MANT_DIG LDBL_MANT_DIG
1490 # define NV_MIN LDBL_MIN
1493 # define NV_MAX LDBL_MAX
1495 # ifdef LDBL_MIN_10_EXP
1496 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1498 # ifdef LDBL_MAX_10_EXP
1499 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1501 # ifdef LDBL_EPSILON
1502 # define NV_EPSILON LDBL_EPSILON
1505 # define NV_MAX LDBL_MAX
1506 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1509 # define NV_MAX HUGE_VALL
1512 # define NV_MAX ((NV)HUGE_VAL)
1517 # define Perl_cos cosl
1518 # define Perl_sin sinl
1519 # define Perl_sqrt sqrtl
1520 # define Perl_exp expl
1521 # define Perl_log logl
1522 # define Perl_atan2 atan2l
1523 # define Perl_pow powl
1524 # define Perl_floor floorl
1525 # define Perl_ceil ceill
1526 # define Perl_fmod fmodl
1528 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1530 # define Perl_modf(x,y) modfl(x,y)
1531 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1532 prototype in <math.h> */
1533 # ifndef HAS_MODFL_PROTO
1534 EXTERN_C long double modfl(long double, long double *);
1537 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1538 extern long double Perl_my_modfl(long double x, long double *ip);
1539 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1543 # define Perl_frexp(x,y) frexpl(x,y)
1545 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1546 extern long double Perl_my_frexpl(long double x, int *e);
1547 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1552 # define Perl_isnan(x) isnanl(x)
1557 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1561 # define NV_DIG DBL_DIG
1562 # ifdef DBL_MANT_DIG
1563 # define NV_MANT_DIG DBL_MANT_DIG
1566 # define NV_MIN DBL_MIN
1569 # define NV_MAX DBL_MAX
1571 # ifdef DBL_MIN_10_EXP
1572 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1574 # ifdef DBL_MAX_10_EXP
1575 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1578 # define NV_EPSILON DBL_EPSILON
1580 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1581 # define NV_MAX DBL_MAX
1582 # define NV_MIN DBL_MIN
1585 # define NV_MAX HUGE_VAL
1588 # define Perl_cos cos
1589 # define Perl_sin sin
1590 # define Perl_sqrt sqrt
1591 # define Perl_exp exp
1592 # define Perl_log log
1593 # define Perl_atan2 atan2
1594 # define Perl_pow pow
1595 # define Perl_floor floor
1596 # define Perl_ceil ceil
1597 # define Perl_fmod fmod
1598 # define Perl_modf(x,y) modf(x,y)
1599 # define Perl_frexp(x,y) frexp(x,y)
1602 /* rumor has it that Win32 has _fpclass() */
1604 /* SGI has fpclassl... but not with the same result values,
1605 * and it's via a typedef (not via #define), so will need to redo Configure
1606 * to use. Not worth the trouble, IMO, at least until the below is used
1607 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1608 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1609 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1611 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1613 # include <ieeefp.h>
1618 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1619 # define Perl_fp_class() fpclassl(x)
1621 # define Perl_fp_class() fpclass(x)
1623 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1624 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1625 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1626 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1627 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1628 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1629 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1630 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1631 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1632 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1633 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1634 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1635 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1636 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1637 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1640 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1642 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1643 # include <fp_class.h>
1645 # define Perl_fp_class(x) fp_class(x)
1646 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1647 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1648 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1649 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1650 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1651 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1652 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1653 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1654 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1655 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1656 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1657 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1658 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1659 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1660 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1663 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1665 # define Perl_fp_class(x) fpclassify(x)
1666 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1667 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1668 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1669 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1670 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1673 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1676 # define Perl_fp_class(x) class(x)
1678 # define Perl_fp_class(x) _class(x)
1680 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1681 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1682 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1683 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1684 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1685 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1686 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1687 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1688 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1689 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1690 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1691 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1692 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1693 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1694 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1697 /* rumor has it that Win32 has _isnan() */
1701 # define Perl_isnan(x) isnan((NV)x)
1703 # ifdef Perl_fp_class_nan
1704 # define Perl_isnan(x) Perl_fp_class_nan(x)
1706 # ifdef HAS_UNORDERED
1707 # define Perl_isnan(x) unordered((x), 0.0)
1709 # define Perl_isnan(x) ((x)!=(x))
1716 int isnan(double d);
1721 # define Perl_isinf(x) isinf((NV)x)
1723 # ifdef Perl_fp_class_inf
1724 # define Perl_isinf(x) Perl_fp_class_inf(x)
1726 # define Perl_isinf(x) ((x)==NV_INF)
1731 #ifndef Perl_isfinite
1733 # define Perl_isfinite(x) finite((NV)x)
1735 # ifdef HAS_ISFINITE
1736 # define Perl_isfinite(x) isfinite(x)
1738 # ifdef Perl_fp_class_finite
1739 # define Perl_isfinite(x) Perl_fp_class_finite(x)
1741 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
1747 /* The default is to use Perl's own atof() implementation (in numeric.c).
1748 * Usually that is the one to use but for some platforms (e.g. UNICOS)
1749 * it is however best to use the native implementation of atof.
1750 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
1751 * Some good tests to try out with either setting are t/base/num.t,
1752 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
1753 * you may need to be using a different function than atof! */
1755 #ifndef USE_PERL_ATOF
1757 # define USE_PERL_ATOF
1760 # if USE_PERL_ATOF == 0
1761 # undef USE_PERL_ATOF
1765 #ifdef USE_PERL_ATOF
1766 # define Perl_atof(s) Perl_my_atof(s)
1767 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
1769 # define Perl_atof(s) (NV)atof(s)
1770 # define Perl_atof2(s, n) ((n) = atof(s))
1773 /* Previously these definitions used hardcoded figures.
1774 * It is hoped these formula are more portable, although
1775 * no data one way or another is presently known to me.
1776 * The "PERL_" names are used because these calculated constants
1777 * do not meet the ANSI requirements for LONG_MAX, etc., which
1778 * need to be constants acceptable to #if - kja
1779 * define PERL_LONG_MAX 2147483647L
1780 * define PERL_LONG_MIN (-LONG_MAX - 1)
1781 * define PERL ULONG_MAX 4294967295L
1784 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
1785 # include <limits.h>
1787 /* Included values.h above if necessary; still including limits.h down here,
1788 * despite doing above, because math.h might have overriden... XXX - Allen */
1791 * Try to figure out max and min values for the integral types. THE CORRECT
1792 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
1793 * following hacks are used if neither limits.h or values.h provide them:
1794 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
1795 * for types < int: (unsigned TYPE)~(unsigned)0
1796 * The argument to ~ must be unsigned so that later signed->unsigned
1797 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
1798 * and it must not be smaller than int because ~ does integral promotion.
1799 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
1800 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
1801 * The latter is a hack which happens to work on some machines but
1802 * does *not* catch any random system, or things like integer types
1803 * with NaN if that is possible.
1805 * All of the types are explicitly cast to prevent accidental loss of
1806 * numeric range, and in the hope that they will be less likely to confuse
1807 * over-eager optimizers.
1811 #define PERL_UCHAR_MIN ((unsigned char)0)
1814 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
1817 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
1819 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
1824 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
1825 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
1826 * depending on local options. Until Configure detects this (or at least
1827 * detects whether the "signed" keyword is available) the CHAR ranges
1828 * will not be included. UCHAR functions normally.
1832 #define PERL_USHORT_MIN ((unsigned short)0)
1835 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
1838 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
1841 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
1843 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
1849 # define PERL_SHORT_MAX ((short)SHORT_MAX)
1851 # ifdef MAXSHORT /* Often used in <values.h> */
1852 # define PERL_SHORT_MAX ((short)MAXSHORT)
1855 # define PERL_SHORT_MAX ((short)SHRT_MAX)
1857 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
1863 # define PERL_SHORT_MIN ((short)SHORT_MIN)
1866 # define PERL_SHORT_MIN ((short)MINSHORT)
1869 # define PERL_SHORT_MIN ((short)SHRT_MIN)
1871 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
1877 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
1880 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
1882 # define PERL_UINT_MAX (~(unsigned int)0)
1886 #define PERL_UINT_MIN ((unsigned int)0)
1889 # define PERL_INT_MAX ((int)INT_MAX)
1891 # ifdef MAXINT /* Often used in <values.h> */
1892 # define PERL_INT_MAX ((int)MAXINT)
1894 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
1899 # define PERL_INT_MIN ((int)INT_MIN)
1902 # define PERL_INT_MIN ((int)MININT)
1904 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
1909 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
1912 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
1914 # define PERL_ULONG_MAX (~(unsigned long)0)
1918 #define PERL_ULONG_MIN ((unsigned long)0L)
1921 # define PERL_LONG_MAX ((long)LONG_MAX)
1923 # ifdef MAXLONG /* Often used in <values.h> */
1924 # define PERL_LONG_MAX ((long)MAXLONG)
1926 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
1931 # define PERL_LONG_MIN ((long)LONG_MIN)
1934 # define PERL_LONG_MIN ((long)MINLONG)
1936 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
1942 # define PERL_UQUAD_MAX (~(UV)0)
1943 # define PERL_UQUAD_MIN ((UV)0)
1944 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
1945 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
1950 # include "malloc_ctl.h"
1953 struct RExC_state_t;
1955 typedef MEM_SIZE STRLEN;
1957 typedef struct op OP;
1958 typedef struct cop COP;
1959 typedef struct unop UNOP;
1960 typedef struct binop BINOP;
1961 typedef struct listop LISTOP;
1962 typedef struct logop LOGOP;
1963 typedef struct pmop PMOP;
1964 typedef struct svop SVOP;
1965 typedef struct padop PADOP;
1966 typedef struct pvop PVOP;
1967 typedef struct loop LOOP;
1969 typedef struct interpreter PerlInterpreter;
1971 /* Amdahl's <ksync.h> has struct sv */
1972 /* SGI's <sys/sema.h> has struct sv */
1973 #if defined(UTS) || defined(__sgi)
1974 # define STRUCT_SV perl_sv
1976 # define STRUCT_SV sv
1978 typedef struct STRUCT_SV SV;
1979 typedef struct av AV;
1980 typedef struct hv HV;
1981 typedef struct cv CV;
1982 typedef struct regexp REGEXP;
1983 typedef struct gp GP;
1984 typedef struct gv GV;
1985 typedef struct io IO;
1986 typedef struct context PERL_CONTEXT;
1987 typedef struct block BLOCK;
1989 typedef struct magic MAGIC;
1990 typedef struct xrv XRV;
1991 typedef struct xpv XPV;
1992 typedef struct xpviv XPVIV;
1993 typedef struct xpvuv XPVUV;
1994 typedef struct xpvnv XPVNV;
1995 typedef struct xpvmg XPVMG;
1996 typedef struct xpvlv XPVLV;
1997 typedef struct xpvav XPVAV;
1998 typedef struct xpvhv XPVHV;
1999 typedef struct xpvgv XPVGV;
2000 typedef struct xpvcv XPVCV;
2001 typedef struct xpvbm XPVBM;
2002 typedef struct xpvfm XPVFM;
2003 typedef struct xpvio XPVIO;
2004 typedef struct mgvtbl MGVTBL;
2005 typedef union any ANY;
2006 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2007 typedef struct ptr_tbl PTR_TBL_t;
2008 typedef struct clone_params CLONE_PARAMS;
2012 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2013 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2014 # define USE_64_BIT_RAWIO /* implicit */
2018 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2019 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2020 * however, because operating systems like to do that themself. */
2023 # define FSEEKSIZE LSEEKSIZE
2025 # define FSEEKSIZE LONGSIZE
2029 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2030 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2031 # define USE_64_BIT_STDIO /* implicit */
2035 #ifdef USE_64_BIT_RAWIO
2038 # define Off_t off64_t
2040 # define LSEEKSIZE 8
2042 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2043 * will trigger defines like the ones below. Some 64-bit environments,
2044 * however, do not. Therefore we have to explicitly mix and match. */
2045 # if defined(USE_OPEN64)
2046 # define open open64
2048 # if defined(USE_LSEEK64)
2049 # define lseek lseek64
2051 # if defined(USE_LLSEEK)
2052 # define lseek llseek
2055 # if defined(USE_STAT64)
2056 # define stat stat64
2058 # if defined(USE_FSTAT64)
2059 # define fstat fstat64
2061 # if defined(USE_LSTAT64)
2062 # define lstat lstat64
2064 # if defined(USE_FLOCK64)
2065 # define flock flock64
2067 # if defined(USE_LOCKF64)
2068 # define lockf lockf64
2070 # if defined(USE_FCNTL64)
2071 # define fcntl fcntl64
2073 # if defined(USE_TRUNCATE64)
2074 # define truncate truncate64
2076 # if defined(USE_FTRUNCATE64)
2077 # define ftruncate ftruncate64
2081 #ifdef USE_64_BIT_STDIO
2082 # ifdef HAS_FPOS64_T
2084 # define Fpos_t fpos64_t
2086 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2087 * will trigger defines like the ones below. Some 64-bit environments,
2088 * however, do not. */
2089 # if defined(USE_FOPEN64)
2090 # define fopen fopen64
2092 # if defined(USE_FSEEK64)
2093 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2095 # if defined(USE_FTELL64)
2096 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2098 # if defined(USE_FSETPOS64)
2099 # define fsetpos fsetpos64
2101 # if defined(USE_FGETPOS64)
2102 # define fgetpos fgetpos64
2104 # if defined(USE_TMPFILE64)
2105 # define tmpfile tmpfile64
2107 # if defined(USE_FREOPEN64)
2108 # define freopen freopen64
2112 #if defined(OS2) || defined(MACOS_TRADITIONAL)
2113 # include "iperlsys.h"
2116 #if defined(__OPEN_VM)
2117 # include "vmesa/vmesaish.h"
2118 # define ISHISH "vmesa"
2123 # include "os2ish.h"
2125 # include "dosish.h"
2127 # define ISHISH "dos"
2131 # include "vmsish.h"
2133 # define ISHISH "vms"
2137 # include "./plan9/plan9ish.h"
2138 # define ISHISH "plan9"
2142 # include "mpeix/mpeixish.h"
2143 # define ISHISH "mpeix"
2146 #if defined(__VOS__)
2148 # include "./vos/vosish.h"
2150 # include "vos/vosish.h"
2152 # define ISHISH "vos"
2156 # include "epocish.h"
2157 # define ISHISH "epoc"
2160 #if defined(MACOS_TRADITIONAL)
2161 # include "macos/macish.h"
2162 # ifndef NO_ENVIRON_ARRAY
2163 # define NO_ENVIRON_ARRAY
2165 # define ISHISH "macos classic"
2168 #if defined(__BEOS__)
2169 # include "beos/beosish.h"
2170 # define ISHISH "beos"
2174 # include "unixish.h"
2175 # define ISHISH "unix"
2178 #ifndef NO_ENVIRON_ARRAY
2179 # define USE_ENVIRON_ARRAY
2183 * initialise to avoid floating-point exceptions from overflow, etc
2185 #ifndef PERL_FPU_INIT
2186 # ifdef HAS_FPSETMASK
2187 # if HAS_FLOATINGPOINT_H
2188 # include <floatingpoint.h>
2190 # define PERL_FPU_INIT fpsetmask(0);
2192 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2193 # define PERL_FPU_INIT PL_sigfpe_saved = signal(SIGFPE, SIG_IGN);
2194 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2195 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2197 # define PERL_FPU_INIT
2202 #ifndef PERL_FPU_PRE_EXEC
2203 # define PERL_FPU_PRE_EXEC {
2204 # define PERL_FPU_POST_EXEC }
2207 #ifndef PERL_SYS_INIT3
2208 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp)
2211 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2212 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2217 # ifdef _POSIX_PATH_MAX
2218 # if PATH_MAX > _POSIX_PATH_MAX
2219 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2220 * included the null byte or not. Later amendments of POSIX,
2221 * XPG4, the Austin Group, and the Single UNIX Specification
2222 * all explicitly include the null byte in the PATH_MAX.
2223 * Ditto for _POSIX_PATH_MAX. */
2224 # define MAXPATHLEN PATH_MAX
2226 # define MAXPATHLEN _POSIX_PATH_MAX
2229 # define MAXPATHLEN (PATH_MAX+1)
2232 # ifdef _POSIX_PATH_MAX
2233 # define MAXPATHLEN _POSIX_PATH_MAX
2235 # define MAXPATHLEN 1024 /* Err on the large side. */
2240 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2241 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2242 * this results in many functions being undeclared which bothers C++
2243 * May make sense to have threads after "*ish.h" anyway
2246 #if defined(USE_ITHREADS)
2248 # include <nw5thread.h>
2250 # ifdef FAKE_THREADS
2251 # include "fakethr.h"
2254 # include <win32thread.h>
2257 # include "os2thread.h"
2259 # ifdef I_MACH_CTHREADS
2260 # include <mach/cthreads.h>
2261 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2262 # define MUTEX_INIT_CALLS_MALLOC
2264 typedef cthread_t perl_os_thread;
2265 typedef mutex_t perl_mutex;
2266 typedef condition_t perl_cond;
2267 typedef void * perl_key;
2268 # else /* Posix threads */
2270 # include <pthread.h>
2272 typedef pthread_t perl_os_thread;
2273 typedef pthread_mutex_t perl_mutex;
2274 typedef pthread_cond_t perl_cond;
2275 typedef pthread_key_t perl_key;
2276 # endif /* I_MACH_CTHREADS */
2279 # endif /* FAKE_THREADS */
2280 #endif /* NETWARE */
2281 #endif /* USE_ITHREADS */
2288 # include "netware.h"
2292 # define STATUS_NATIVE PL_statusvalue_vms
2293 # define STATUS_NATIVE_EXPORT \
2294 (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0))
2295 # define STATUS_NATIVE_SET(n) \
2297 PL_statusvalue_vms = (n); \
2298 if ((I32)PL_statusvalue_vms == -1) \
2299 PL_statusvalue = -1; \
2300 else if (PL_statusvalue_vms & STS$M_SUCCESS) \
2301 PL_statusvalue = 0; \
2302 else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \
2303 PL_statusvalue = 1 << 8; \
2305 PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \
2307 # define STATUS_POSIX PL_statusvalue
2308 # ifdef VMSISH_STATUS
2309 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX)
2311 # define STATUS_CURRENT STATUS_POSIX
2313 # define STATUS_POSIX_SET(n) \
2315 PL_statusvalue = (n); \
2316 if (PL_statusvalue != -1) { \
2317 PL_statusvalue &= 0xFFFF; \
2318 PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \
2320 else PL_statusvalue_vms = -1; \
2322 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1)
2323 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44)
2325 # define STATUS_NATIVE STATUS_POSIX
2326 # define STATUS_NATIVE_EXPORT STATUS_POSIX
2327 # define STATUS_NATIVE_SET STATUS_POSIX_SET
2328 # define STATUS_POSIX PL_statusvalue
2329 # define STATUS_POSIX_SET(n) \
2331 PL_statusvalue = (n); \
2332 if (PL_statusvalue != -1) \
2333 PL_statusvalue &= 0xFFFF; \
2335 # define STATUS_CURRENT STATUS_POSIX
2336 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0)
2337 # define STATUS_ALL_FAILURE (PL_statusvalue = 1)
2340 /* flags in PL_exit_flags for nature of exit() */
2341 #define PERL_EXIT_EXPECTED 0x01
2342 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2344 #ifndef MEMBER_TO_FPTR
2345 # define MEMBER_TO_FPTR(name) name
2348 /* format to use for version numbers in file/directory names */
2349 /* XXX move to Configure? */
2350 #ifndef PERL_FS_VER_FMT
2351 # define PERL_FS_VER_FMT "%d.%d.%d"
2354 /* This defines a way to flush all output buffers. This may be a
2355 * performance issue, so we allow people to disable it. Also, if
2356 * we are using stdio, there are broken implementations of fflush(NULL)
2357 * out there, Solaris being the most prominent.
2359 #ifndef PERL_FLUSHALL_FOR_CHILD
2360 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2361 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2364 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2366 # define PERL_FLUSHALL_FOR_CHILD NOOP
2371 #ifndef PERL_WAIT_FOR_CHILDREN
2372 # define PERL_WAIT_FOR_CHILDREN NOOP
2375 /* the traditional thread-unsafe notion of "current interpreter". */
2376 #ifndef PERL_SET_INTERP
2377 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2380 #ifndef PERL_GET_INTERP
2381 # define PERL_GET_INTERP (PL_curinterp)
2384 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2385 # ifdef MULTIPLICITY
2386 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2388 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2392 # ifdef CHECK_FORMAT
2399 #ifndef SVf_precision
2400 # ifdef CHECK_FORMAT
2401 # define SVf_precision(n) "-" n "p"
2403 # define SVf_precision(n) "." n "_"
2408 # define SVf32 SVf_precision("32")
2412 # define SVf256 SVf_precision("256")
2420 # ifdef CHECK_FORMAT
2421 # define DieNull Perl_vdie(aTHX_ Nullch, Null(va_list *))
2423 # define DieNull Perl_die(aTHX_ Nullch)
2427 #ifndef __attribute__format__
2428 # ifdef CHECK_FORMAT
2429 # define __attribute__format__(x,y,z) __attribute__((__format__(x,y,z)))
2431 # define __attribute__format__(x,y,z)
2435 /* Some unistd.h's give a prototype for pause() even though
2436 HAS_PAUSE ends up undefined. This causes the #define
2437 below to be rejected by the compiler. Sigh.
2442 #define Pause() sleep((32767<<16)+32767)
2446 # ifdef IOCPARM_MASK
2447 /* on BSDish systes we're safe */
2448 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
2450 /* otherwise guess at what's safe */
2451 # define IOCPARM_LEN(x) 256
2455 #if defined(__CYGWIN__)
2457 * This symbol, if defined, indicates that the program should
2458 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
2459 * that a file is in "binary" mode -- that is, that no translation
2460 * of bytes occurs on read or write operations.
2462 # define USEMYBINMODE /**/
2463 # include <io.h> /* for setmode() prototype */
2464 # define my_binmode(fp, iotype, mode) \
2465 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
2469 void init_os_extras(void);
2472 #ifdef UNION_ANY_DEFINITION
2473 UNION_ANY_DEFINITION;
2481 void (*any_dptr) (void*);
2482 void (*any_dxptr) (pTHX_ void*);
2486 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
2488 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
2489 #define FILTER_DATA(idx) (AvARRAY(PL_rsfp_filters)[idx])
2490 #define FILTER_ISREADER(idx) (idx >= AvFILLp(PL_rsfp_filters))
2492 #if defined(_AIX) && !defined(_AIX43)
2493 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
2494 /* We cannot include <crypt.h> to get the struct crypt_data
2495 * because of setkey prototype problems when threading */
2496 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
2497 /* From OSF, Not needed in AIX
2505 #endif /* threading */
2508 #if !defined(OS2) && !defined(MACOS_TRADITIONAL)
2509 # include "iperlsys.h"
2512 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
2513 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
2514 * defined by Configure, despite their names being similar to the
2515 * other defines like USE_ITHREADS. Configure in fact knows nothing
2516 * about the randomised hashes. Therefore to enable/disable the hash
2517 * randomisation defines use the Configure -Accflags=... instead. */
2518 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
2519 # define USE_HASH_SEED
2529 #include "opnames.h"
2536 #include "warnings.h"
2539 /* Current curly descriptor */
2540 typedef struct curcur CURCUR;
2542 int parenfloor; /* how far back to strip paren data */
2543 int cur; /* how many instances of scan we've matched */
2544 int min; /* the minimal number of scans to match */
2545 int max; /* the maximal number of scans to match */
2546 int minmod; /* whether to work our way up or down */
2547 regnode * scan; /* the thing to match */
2548 regnode * next; /* what has to match after it */
2549 char * lastloc; /* where we started matching this scan */
2550 CURCUR * oldcc; /* current curly before we started this one */
2553 typedef struct _sublex_info SUBLEXINFO;
2554 struct _sublex_info {
2555 I32 super_state; /* lexer state to save */
2556 I32 sub_inwhat; /* "lex_inwhat" to use */
2557 OP *sub_op; /* "lex_op" to use */
2558 char *super_bufptr; /* PL_bufptr that was */
2559 char *super_bufend; /* PL_bufend that was */
2562 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
2564 struct scan_data_t; /* Used in S_* functions in regcomp.c */
2565 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
2567 typedef I32 CHECKPOINT;
2569 struct ptr_tbl_ent {
2570 struct ptr_tbl_ent* next;
2576 struct ptr_tbl_ent** tbl_ary;
2581 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
2585 #if defined(htonl) && !defined(HAS_HTONL)
2588 #if defined(htons) && !defined(HAS_HTONS)
2591 #if defined(ntohl) && !defined(HAS_NTOHL)
2594 #if defined(ntohs) && !defined(HAS_NTOHS)
2598 #if (BYTEORDER & 0xffff) != 0x4321
2604 #define htons my_swap
2605 #define htonl my_htonl
2606 #define ntohs my_swap
2607 #define ntohl my_ntohl
2610 #if (BYTEORDER & 0xffff) == 0x4321
2619 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
2622 #if BYTEORDER != 0x1234
2627 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
2628 # define vtohl(x) ((((x)&0xFF)<<24) \
2630 +(((x)&0x0000FF00)<<8) \
2631 +(((x)&0x00FF0000)>>8) )
2632 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
2633 # define htovl(x) vtohl(x)
2634 # define htovs(x) vtohs(x)
2636 /* otherwise default to functions in util.c */
2638 short htovs(short n);
2639 short vtohs(short n);
2645 /* *MAX Plus 1. A floating point value.
2646 Hopefully expressed in a way that dodgy floating point can't mess up.
2647 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
2649 May find that some broken compiler will want the value cast to I32.
2650 [after the shift, as signed >> may not be as secure as unsigned >>]
2652 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
2653 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
2654 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
2655 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
2656 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
2658 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
2660 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
2661 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
2662 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
2664 /* This may look like unnecessary jumping through hoops, but converting
2665 out of range floating point values to integers *is* undefined behaviour,
2666 and it is starting to bite.
2669 #define I_32(what) (cast_i32((NV)(what)))
2670 #define U_32(what) (cast_ulong((NV)(what)))
2671 #define I_V(what) (cast_iv((NV)(what)))
2672 #define U_V(what) (cast_uv((NV)(what)))
2674 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
2675 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
2676 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
2677 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
2678 : ((n) < U32_MAX_P1 ? (U32) (n) \
2679 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
2680 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
2681 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
2682 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
2683 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
2684 : ((n) < UV_MAX_P1 ? (UV) (n) \
2685 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
2688 #define U_S(what) ((U16)U_32(what))
2689 #define U_I(what) ((unsigned int)U_32(what))
2690 #define U_L(what) U_32(what)
2692 /* These do not care about the fractional part, only about the range. */
2693 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
2694 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
2696 /* Used with UV/IV arguments: */
2697 /* XXXX: need to speed it up */
2698 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
2699 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
2707 Uid_t getuid (void);
2708 Uid_t geteuid (void);
2709 Gid_t getgid (void);
2710 Gid_t getegid (void);
2714 #ifndef Perl_debug_log
2715 # define Perl_debug_log PerlIO_stderr()
2718 #ifndef Perl_error_log
2719 # define Perl_error_log (PL_stderrgv \
2720 && isGV(PL_stderrgv) \
2721 && GvIOp(PL_stderrgv) \
2722 && IoOFP(GvIOp(PL_stderrgv)) \
2723 ? IoOFP(GvIOp(PL_stderrgv)) \
2728 #define DEBUG_p_FLAG 0x00000001 /* 1 */
2729 #define DEBUG_s_FLAG 0x00000002 /* 2 */
2730 #define DEBUG_l_FLAG 0x00000004 /* 4 */
2731 #define DEBUG_t_FLAG 0x00000008 /* 8 */
2732 #define DEBUG_o_FLAG 0x00000010 /* 16 */
2733 #define DEBUG_c_FLAG 0x00000020 /* 32 */
2734 #define DEBUG_P_FLAG 0x00000040 /* 64 */
2735 #define DEBUG_m_FLAG 0x00000080 /* 128 */
2736 #define DEBUG_f_FLAG 0x00000100 /* 256 */
2737 #define DEBUG_r_FLAG 0x00000200 /* 512 */
2738 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
2739 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
2741 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
2742 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
2743 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
2744 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
2745 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
2746 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
2747 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
2748 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
2749 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
2750 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
2751 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
2752 #define DEBUG_MASK 0x00FFEFFF /* mask of all the standard flags */
2754 #define DEBUG_DB_RECURSE_FLAG 0x40000000
2755 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
2756 that something was done? */
2758 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
2759 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
2760 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
2761 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
2762 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
2763 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
2764 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
2765 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
2766 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
2767 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
2768 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
2769 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
2770 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
2771 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
2772 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
2773 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
2774 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
2775 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
2776 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
2777 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
2778 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
2779 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
2780 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
2781 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
2785 # define DEBUG_p_TEST DEBUG_p_TEST_
2786 # define DEBUG_s_TEST DEBUG_s_TEST_
2787 # define DEBUG_l_TEST DEBUG_l_TEST_
2788 # define DEBUG_t_TEST DEBUG_t_TEST_
2789 # define DEBUG_o_TEST DEBUG_o_TEST_
2790 # define DEBUG_c_TEST DEBUG_c_TEST_
2791 # define DEBUG_P_TEST DEBUG_P_TEST_
2792 # define DEBUG_m_TEST DEBUG_m_TEST_
2793 # define DEBUG_f_TEST DEBUG_f_TEST_
2794 # define DEBUG_r_TEST DEBUG_r_TEST_
2795 # define DEBUG_x_TEST DEBUG_x_TEST_
2796 # define DEBUG_u_TEST DEBUG_u_TEST_
2797 # define DEBUG_H_TEST DEBUG_H_TEST_
2798 # define DEBUG_X_TEST DEBUG_X_TEST_
2799 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
2800 # define DEBUG_D_TEST DEBUG_D_TEST_
2801 # define DEBUG_S_TEST DEBUG_S_TEST_
2802 # define DEBUG_T_TEST DEBUG_T_TEST_
2803 # define DEBUG_R_TEST DEBUG_R_TEST_
2804 # define DEBUG_J_TEST DEBUG_J_TEST_
2805 # define DEBUG_v_TEST DEBUG_v_TEST_
2806 # define DEBUG_C_TEST DEBUG_C_TEST_
2807 # define DEBUG_A_TEST DEBUG_A_TEST_
2808 # define DEBUG_q_TEST DEBUG_q_TEST_
2810 # define PERL_DEB(a) a
2811 # define PERL_DEBUG(a) if (PL_debug) a
2812 # define DEBUG_p(a) if (DEBUG_p_TEST) a
2813 # define DEBUG_s(a) if (DEBUG_s_TEST) a
2814 # define DEBUG_l(a) if (DEBUG_l_TEST) a
2815 # define DEBUG_t(a) if (DEBUG_t_TEST) a
2816 # define DEBUG_o(a) if (DEBUG_o_TEST) a
2817 # define DEBUG_c(a) if (DEBUG_c_TEST) a
2818 # define DEBUG_P(a) if (DEBUG_P_TEST) a
2820 /* Temporarily turn off memory debugging in case the a
2821 * does memory allocation, either directly or indirectly. */
2822 # define DEBUG_m(a) \
2824 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
2827 # define DEBUG__(t, a) \
2829 if (t) STMT_START {a;} STMT_END; \
2832 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
2833 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
2834 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
2835 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
2836 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
2837 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
2838 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
2839 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
2843 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
2844 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
2845 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
2846 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
2847 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
2848 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
2850 #else /* DEBUGGING */
2852 # define DEBUG_p_TEST (0)
2853 # define DEBUG_s_TEST (0)
2854 # define DEBUG_l_TEST (0)
2855 # define DEBUG_t_TEST (0)
2856 # define DEBUG_o_TEST (0)
2857 # define DEBUG_c_TEST (0)
2858 # define DEBUG_P_TEST (0)
2859 # define DEBUG_m_TEST (0)
2860 # define DEBUG_f_TEST (0)
2861 # define DEBUG_r_TEST (0)
2862 # define DEBUG_x_TEST (0)
2863 # define DEBUG_u_TEST (0)
2864 # define DEBUG_H_TEST (0)
2865 # define DEBUG_X_TEST (0)
2866 # define DEBUG_Xv_TEST (0)
2867 # define DEBUG_D_TEST (0)
2868 # define DEBUG_S_TEST (0)
2869 # define DEBUG_T_TEST (0)
2870 # define DEBUG_R_TEST (0)
2871 # define DEBUG_J_TEST (0)
2872 # define DEBUG_v_TEST (0)
2873 # define DEBUG_C_TEST (0)
2874 # define DEBUG_A_TEST (0)
2875 # define DEBUG_q_TEST (0)
2877 # define PERL_DEB(a)
2878 # define PERL_DEBUG(a)
2893 # define DEBUG_Xv(a)
2902 #endif /* DEBUGGING */
2905 #define DEBUG_SCOPE(where) \
2906 DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \
2907 where, PL_scopestack_ix, __FILE__, __LINE__)));
2912 /* These constants should be used in preference to raw characters
2913 * when using magic. Note that some perl guts still assume
2914 * certain character properties of these constants, namely that
2915 * isUPPER() and toLOWER() may do useful mappings.
2917 * Update the magic_names table in dump.c when adding/amending these
2920 #define PERL_MAGIC_sv '\0' /* Special scalar variable */
2921 #define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */
2922 #define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */
2923 #define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
2924 #define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */
2925 #define PERL_MAGIC_regdata 'D' /* Regex match position data
2927 #define PERL_MAGIC_regdatum 'd' /* Regex match position data element */
2928 #define PERL_MAGIC_env 'E' /* %ENV hash */
2929 #define PERL_MAGIC_envelem 'e' /* %ENV hash element */
2930 #define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */
2931 #define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */
2932 #define PERL_MAGIC_isa 'I' /* @ISA array */
2933 #define PERL_MAGIC_isaelem 'i' /* @ISA array element */
2934 #define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */
2935 #define PERL_MAGIC_dbfile 'L' /* Debugger %_<filename */
2936 #define PERL_MAGIC_dbline 'l' /* Debugger %_<filename element */
2937 #define PERL_MAGIC_mutex 'm' /* for lock op */
2938 #define PERL_MAGIC_shared 'N' /* Shared between threads */
2939 #define PERL_MAGIC_shared_scalar 'n' /* Shared between threads */
2940 #define PERL_MAGIC_collxfrm 'o' /* Locale transformation */
2941 #define PERL_MAGIC_tied 'P' /* Tied array or hash */
2942 #define PERL_MAGIC_tiedelem 'p' /* Tied array or hash element */
2943 #define PERL_MAGIC_tiedscalar 'q' /* Tied scalar or handle */
2944 #define PERL_MAGIC_qr 'r' /* precompiled qr// regex */
2945 #define PERL_MAGIC_sig 'S' /* %SIG hash */
2946 #define PERL_MAGIC_sigelem 's' /* %SIG hash element */
2947 #define PERL_MAGIC_taint 't' /* Taintedness */
2948 #define PERL_MAGIC_uvar 'U' /* Available for use by extensions */
2949 #define PERL_MAGIC_uvar_elem 'u' /* Reserved for use by extensions */
2950 #define PERL_MAGIC_vec 'v' /* vec() lvalue */
2951 #define PERL_MAGIC_vstring 'V' /* SV was vstring literal */
2952 #define PERL_MAGIC_utf8 'w' /* Cached UTF-8 information */
2953 #define PERL_MAGIC_substr 'x' /* substr() lvalue */
2954 #define PERL_MAGIC_defelem 'y' /* Shadow "foreach" iterator variable /
2955 smart parameter vivification */
2956 #define PERL_MAGIC_glob '*' /* GV (typeglob) */
2957 #define PERL_MAGIC_arylen '#' /* Array length ($#ary) */
2958 #define PERL_MAGIC_pos '.' /* pos() lvalue */
2959 #define PERL_MAGIC_backref '<' /* for weak ref data */
2960 #define PERL_MAGIC_ext '~' /* Available for use by extensions */
2963 #ifndef assert /* <assert.h> might have been included somehow */
2964 #define assert(what) PERL_DEB( \
2965 ((what) ? ((void) 0) : \
2966 (Perl_croak(aTHX_ "Assertion " STRINGIFY(what) " failed: file \"%s\", line %d", \
2967 __FILE__, __LINE__), \
2973 I32 (*uf_val)(pTHX_ IV, SV*);
2974 I32 (*uf_set)(pTHX_ IV, SV*);
2978 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
2979 * XS code wanting to be backward compatible can do something
2980 * like the following:
2982 #ifndef PERL_MG_UFUNC
2983 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
2986 static PERL_MG_UFUNC(foo_get, index, val)
2996 #ifndef PERL_MG_UFUNC
2997 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3000 /* Fix these up for __STDC__ */
3001 #ifndef DONT_DECLARE_STD
3002 char *mktemp (char*);
3004 double atof (const char*);
3009 /* All of these are in stdlib.h or time.h for ANSI C */
3011 struct tm *gmtime(), *localtime();
3012 #if defined(OEMVS) || defined(__OPEN_VM)
3013 char *(strchr)(), *(strrchr)();
3014 char *(strcpy)(), *(strcat)();
3016 char *strchr(), *strrchr();
3017 char *strcpy(), *strcat();
3019 #endif /* ! STANDARD_C */
3026 double exp (double);
3027 double log (double);
3028 double log10 (double);
3029 double sqrt (double);
3030 double frexp (double,int*);
3031 double ldexp (double,int);
3032 double modf (double,double*);
3033 double sin (double);
3034 double cos (double);
3035 double atan2 (double,double);
3036 double pow (double,double);
3040 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3041 # define NV_INF LDBL_INFINITY
3043 #if !defined(NV_INF) && defined(DBL_INFINITY)
3044 # define NV_INF (NV)DBL_INFINITY
3046 #if !defined(NV_INF) && defined(INFINITY)
3047 # define NV_INF (NV)INFINITY
3049 #if !defined(NV_INF) && defined(INF)
3050 # define NV_INF (NV)INF
3052 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3053 # define NV_INF (NV)HUGE_VALL
3055 #if !defined(NV_INF) && defined(HUGE_VAL)
3056 # define NV_INF (NV)HUGE_VAL
3059 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3060 # if !defined(NV_NAN) && defined(LDBL_NAN)
3061 # define NV_NAN LDBL_NAN
3063 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3064 # define NV_NAN LDBL_QNAN
3066 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3067 # define NV_NAN LDBL_SNAN
3070 #if !defined(NV_NAN) && defined(DBL_NAN)
3071 # define NV_NAN (NV)DBL_NAN
3073 #if !defined(NV_NAN) && defined(DBL_QNAN)
3074 # define NV_NAN (NV)DBL_QNAN
3076 #if !defined(NV_NAN) && defined(DBL_SNAN)
3077 # define NV_NAN (NV)DBL_SNAN
3079 #if !defined(NV_NAN) && defined(QNAN)
3080 # define NV_NAN (NV)QNAN
3082 #if !defined(NV_NAN) && defined(SNAN)
3083 # define NV_NAN (NV)SNAN
3085 #if !defined(NV_NAN) && defined(NAN)
3086 # define NV_NAN (NV)NAN
3090 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3091 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3093 # if !defined(WIN32) && !defined(VMS)
3095 char *crypt (const char*, const char*);
3097 # endif /* !WIN32 */
3098 # endif /* !NeXT && !__NeXT__ */
3099 # ifndef DONT_DECLARE_STD
3101 char *getenv (const char*);
3102 # endif /* !getenv */
3103 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
3104 # ifdef _FILE_OFFSET_BITS
3105 # if _FILE_OFFSET_BITS == 64
3106 Off_t lseek (int,Off_t,int);
3110 # endif /* !DONT_DECLARE_STD */
3112 char *getlogin (void);
3114 #endif /* !__cplusplus */
3116 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3117 #define UNLINK unlnk
3120 #define UNLINK PerlLIO_unlink
3123 /* some versions of glibc are missing the setresuid() proto */
3124 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3125 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3127 /* some versions of glibc are missing the setresgid() proto */
3128 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3129 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3132 #ifndef HAS_SETREUID
3133 # ifdef HAS_SETRESUID
3134 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3135 # define HAS_SETREUID
3138 #ifndef HAS_SETREGID
3139 # ifdef HAS_SETRESGID
3140 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3141 # define HAS_SETREGID
3145 /* Sighandler_t defined in iperlsys.h */
3147 #ifdef HAS_SIGACTION
3148 typedef struct sigaction Sigsave_t;
3150 typedef Sighandler_t Sigsave_t;
3161 # define RUNOPS_DEFAULT Perl_runops_debug
3163 # define RUNOPS_DEFAULT Perl_runops_standard
3167 # ifdef MUTEX_INIT_CALLS_MALLOC
3168 # define MALLOC_INIT \
3170 PL_malloc_mutex = NULL; \
3171 MUTEX_INIT(&PL_malloc_mutex); \
3173 # define MALLOC_TERM \
3175 perl_mutex tmp = PL_malloc_mutex; \
3176 PL_malloc_mutex = NULL; \
3177 MUTEX_DESTROY(&tmp); \
3180 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3181 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3184 # define MALLOC_INIT
3185 # define MALLOC_TERM
3189 typedef int (CPERLscope(*runops_proc_t)) (pTHX);
3190 typedef void (CPERLscope(*share_proc_t)) (pTHX_ SV *sv);
3191 typedef int (CPERLscope(*thrhook_proc_t)) (pTHX);
3192 typedef OP* (CPERLscope(*PPADDR_t)[]) (pTHX);
3194 /* _ (for $_) must be first in the following list (DEFSV requires it) */
3195 #define THREADSV_NAMES "_123456789&`'+/.,\\\";^-%=|~:\001\005!@"
3197 /* NeXT has problems with crt0.o globals */
3198 #if defined(__DYNAMIC__) && \
3199 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
3200 # if defined(NeXT) || defined(__NeXT)
3201 # include <mach-o/dyld.h>
3202 # define environ (*environ_pointer)
3203 EXT char *** environ_pointer;
3205 # if defined(PERL_DARWIN) && defined(PERL_CORE)
3206 # include <crt_externs.h> /* for the env array */
3207 # define environ (*_NSGetEnviron())
3211 /* VMS and some other platforms don't use the environ array */
3212 # ifdef USE_ENVIRON_ARRAY
3213 # if !defined(DONT_DECLARE_STD) || \
3214 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
3217 extern char ** environ; /* environment variables supplied via exec */
3224 /* handy constants */
3225 EXTCONST char PL_warn_uninit[]
3226 INIT("Use of uninitialized value%s%s%s");
3227 EXTCONST char PL_warn_nosemi[]
3228 INIT("Semicolon seems to be missing");
3229 EXTCONST char PL_warn_reserved[]
3230 INIT("Unquoted string \"%s\" may clash with future reserved word");
3231 EXTCONST char PL_warn_nl[]
3232 INIT("Unsuccessful %s on filename containing newline");
3233 EXTCONST char PL_no_wrongref[]
3234 INIT("Can't use %s ref as %s ref");
3235 EXTCONST char PL_no_symref[]
3236 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
3237 EXTCONST char PL_no_symref_sv[]
3238 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
3239 EXTCONST char PL_no_usym[]
3240 INIT("Can't use an undefined value as %s reference");
3241 EXTCONST char PL_no_aelem[]
3242 INIT("Modification of non-creatable array value attempted, subscript %d");
3243 EXTCONST char PL_no_helem[]
3244 INIT("Modification of non-creatable hash value attempted, subscript \"%s\"");
3245 EXTCONST char PL_no_modify[]
3246 INIT("Modification of a read-only value attempted");
3247 EXTCONST char PL_no_mem[]
3248 INIT("Out of memory!\n");
3249 EXTCONST char PL_no_security[]
3250 INIT("Insecure dependency in %s%s");
3251 EXTCONST char PL_no_sock_func[]
3252 INIT("Unsupported socket function \"%s\" called");
3253 EXTCONST char PL_no_dir_func[]
3254 INIT("Unsupported directory function \"%s\" called");
3255 EXTCONST char PL_no_func[]
3256 INIT("The %s function is unimplemented");
3257 EXTCONST char PL_no_myglob[]
3258 INIT("\"my\" variable %s can't be in a package");
3259 EXTCONST char PL_no_localize_ref[]
3260 INIT("Can't localize through a reference");
3261 #ifdef PERL_MALLOC_WRAP
3262 EXTCONST char PL_memory_wrap[]
3263 INIT("panic: memory wrap");
3266 EXTCONST char PL_uuemap[65]
3267 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
3271 EXT const char *PL_sig_name[] = { SIG_NAME };
3272 EXT int PL_sig_num[] = { SIG_NUM };
3274 EXT const char *PL_sig_name[];
3275 EXT int PL_sig_num[];
3278 /* fast conversion and case folding tables */
3282 EXT unsigned char PL_fold[] = { /* fast EBCDIC case folding table */
3283 0, 1, 2, 3, 4, 5, 6, 7,
3284 8, 9, 10, 11, 12, 13, 14, 15,
3285 16, 17, 18, 19, 20, 21, 22, 23,
3286 24, 25, 26, 27, 28, 29, 30, 31,
3287 32, 33, 34, 35, 36, 37, 38, 39,
3288 40, 41, 42, 43, 44, 45, 46, 47,
3289 48, 49, 50, 51, 52, 53, 54, 55,
3290 56, 57, 58, 59, 60, 61, 62, 63,
3291 64, 65, 66, 67, 68, 69, 70, 71,
3292 72, 73, 74, 75, 76, 77, 78, 79,
3293 80, 81, 82, 83, 84, 85, 86, 87,
3294 88, 89, 90, 91, 92, 93, 94, 95,
3295 96, 97, 98, 99, 100, 101, 102, 103,
3296 104, 105, 106, 107, 108, 109, 110, 111,
3297 112, 113, 114, 115, 116, 117, 118, 119,
3298 120, 121, 122, 123, 124, 125, 126, 127,
3299 128, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3300 'H', 'I', 138, 139, 140, 141, 142, 143,
3301 144, 'J', 'K', 'L', 'M', 'N', 'O', 'P',
3302 'Q', 'R', 154, 155, 156, 157, 158, 159,
3303 160, 161, 'S', 'T', 'U', 'V', 'W', 'X',
3304 'Y', 'Z', 170, 171, 172, 173, 174, 175,
3305 176, 177, 178, 179, 180, 181, 182, 183,
3306 184, 185, 186, 187, 188, 189, 190, 191,
3307 192, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3308 'h', 'i', 202, 203, 204, 205, 206, 207,
3309 208, 'j', 'k', 'l', 'm', 'n', 'o', 'p',
3310 'q', 'r', 218, 219, 220, 221, 222, 223,
3311 224, 225, 's', 't', 'u', 'v', 'w', 'x',
3312 'y', 'z', 234, 235, 236, 237, 238, 239,
3313 240, 241, 242, 243, 244, 245, 246, 247,
3314 248, 249, 250, 251, 252, 253, 254, 255
3316 #else /* ascii rather than ebcdic */
3317 EXTCONST unsigned char PL_fold[] = {
3318 0, 1, 2, 3, 4, 5, 6, 7,
3319 8, 9, 10, 11, 12, 13, 14, 15,
3320 16, 17, 18, 19, 20, 21, 22, 23,
3321 24, 25, 26, 27, 28, 29, 30, 31,
3322 32, 33, 34, 35, 36, 37, 38, 39,
3323 40, 41, 42, 43, 44, 45, 46, 47,
3324 48, 49, 50, 51, 52, 53, 54, 55,
3325 56, 57, 58, 59, 60, 61, 62, 63,
3326 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3327 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3328 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3329 'x', 'y', 'z', 91, 92, 93, 94, 95,
3330 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3331 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3332 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3333 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3334 128, 129, 130, 131, 132, 133, 134, 135,
3335 136, 137, 138, 139, 140, 141, 142, 143,
3336 144, 145, 146, 147, 148, 149, 150, 151,
3337 152, 153, 154, 155, 156, 157, 158, 159,
3338 160, 161, 162, 163, 164, 165, 166, 167,
3339 168, 169, 170, 171, 172, 173, 174, 175,
3340 176, 177, 178, 179, 180, 181, 182, 183,
3341 184, 185, 186, 187, 188, 189, 190, 191,
3342 192, 193, 194, 195, 196, 197, 198, 199,
3343 200, 201, 202, 203, 204, 205, 206, 207,
3344 208, 209, 210, 211, 212, 213, 214, 215,
3345 216, 217, 218, 219, 220, 221, 222, 223,
3346 224, 225, 226, 227, 228, 229, 230, 231,
3347 232, 233, 234, 235, 236, 237, 238, 239,
3348 240, 241, 242, 243, 244, 245, 246, 247,
3349 248, 249, 250, 251, 252, 253, 254, 255
3351 #endif /* !EBCDIC */
3353 EXTCONST unsigned char PL_fold[];
3357 EXT unsigned char PL_fold_locale[] = {
3358 0, 1, 2, 3, 4, 5, 6, 7,
3359 8, 9, 10, 11, 12, 13, 14, 15,
3360 16, 17, 18, 19, 20, 21, 22, 23,
3361 24, 25, 26, 27, 28, 29, 30, 31,
3362 32, 33, 34, 35, 36, 37, 38, 39,
3363 40, 41, 42, 43, 44, 45, 46, 47,
3364 48, 49, 50, 51, 52, 53, 54, 55,
3365 56, 57, 58, 59, 60, 61, 62, 63,
3366 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
3367 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
3368 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
3369 'x', 'y', 'z', 91, 92, 93, 94, 95,
3370 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
3371 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
3372 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
3373 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
3374 128, 129, 130, 131, 132, 133, 134, 135,
3375 136, 137, 138, 139, 140, 141, 142, 143,
3376 144, 145, 146, 147, 148, 149, 150, 151,
3377 152, 153, 154, 155, 156, 157, 158, 159,
3378 160, 161, 162, 163, 164, 165, 166, 167,
3379 168, 169, 170, 171, 172, 173, 174, 175,
3380 176, 177, 178, 179, 180, 181, 182, 183,
3381 184, 185, 186, 187, 188, 189, 190, 191,
3382 192, 193, 194, 195, 196, 197, 198, 199,
3383 200, 201, 202, 203, 204, 205, 206, 207,
3384 208, 209, 210, 211, 212, 213, 214, 215,
3385 216, 217, 218, 219, 220, 221, 222, 223,
3386 224, 225, 226, 227, 228, 229, 230, 231,
3387 232, 233, 234, 235, 236, 237, 238, 239,
3388 240, 241, 242, 243, 244, 245, 246, 247,
3389 248, 249, 250, 251, 252, 253, 254, 255
3392 EXT unsigned char PL_fold_locale[];
3397 EXT unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
3398 1, 2, 84, 151, 154, 155, 156, 157,
3399 165, 246, 250, 3, 158, 7, 18, 29,
3400 40, 51, 62, 73, 85, 96, 107, 118,
3401 129, 140, 147, 148, 149, 150, 152, 153,
3402 255, 6, 8, 9, 10, 11, 12, 13,
3403 14, 15, 24, 25, 26, 27, 28, 226,
3404 29, 30, 31, 32, 33, 43, 44, 45,
3405 46, 47, 48, 49, 50, 76, 77, 78,
3406 79, 80, 81, 82, 83, 84, 85, 86,
3407 87, 94, 95, 234, 181, 233, 187, 190,
3408 180, 96, 97, 98, 99, 100, 101, 102,
3409 104, 112, 182, 174, 236, 232, 229, 103,
3410 228, 226, 114, 115, 116, 117, 118, 119,
3411 120, 121, 122, 235, 176, 230, 194, 162,
3412 130, 131, 132, 133, 134, 135, 136, 137,
3413 138, 139, 201, 205, 163, 217, 220, 224,
3414 5, 248, 227, 244, 242, 255, 241, 231,
3415 240, 253, 16, 197, 19, 20, 21, 187,
3416 23, 169, 210, 245, 237, 249, 247, 239,
3417 168, 252, 34, 196, 36, 37, 38, 39,
3418 41, 42, 251, 254, 238, 223, 221, 213,
3419 225, 177, 52, 53, 54, 55, 56, 57,
3420 58, 59, 60, 61, 63, 64, 65, 66,
3421 67, 68, 69, 70, 71, 72, 74, 75,
3422 205, 208, 186, 202, 200, 218, 198, 179,
3423 178, 214, 88, 89, 90, 91, 92, 93,
3424 217, 166, 170, 207, 199, 209, 206, 204,
3425 160, 212, 105, 106, 108, 109, 110, 111,
3426 203, 113, 216, 215, 192, 175, 193, 243,
3427 172, 161, 123, 124, 125, 126, 127, 128,
3428 222, 219, 211, 195, 188, 193, 185, 184,
3429 191, 183, 141, 142, 143, 144, 145, 146
3431 #else /* ascii rather than ebcdic */
3432 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
3433 1, 2, 84, 151, 154, 155, 156, 157,
3434 165, 246, 250, 3, 158, 7, 18, 29,
3435 40, 51, 62, 73, 85, 96, 107, 118,
3436 129, 140, 147, 148, 149, 150, 152, 153,
3437 255, 182, 224, 205, 174, 176, 180, 217,
3438 233, 232, 236, 187, 235, 228, 234, 226,
3439 222, 219, 211, 195, 188, 193, 185, 184,
3440 191, 183, 201, 229, 181, 220, 194, 162,
3441 163, 208, 186, 202, 200, 218, 198, 179,
3442 178, 214, 166, 170, 207, 199, 209, 206,
3443 204, 160, 212, 216, 215, 192, 175, 173,
3444 243, 172, 161, 190, 203, 189, 164, 230,
3445 167, 248, 227, 244, 242, 255, 241, 231,
3446 240, 253, 169, 210, 245, 237, 249, 247,
3447 239, 168, 252, 251, 254, 238, 223, 221,
3448 213, 225, 177, 197, 171, 196, 159, 4,
3449 5, 6, 8, 9, 10, 11, 12, 13,
3450 14, 15, 16, 17, 19, 20, 21, 22,
3451 23, 24, 25, 26, 27, 28, 30, 31,
3452 32, 33, 34, 35, 36, 37, 38, 39,
3453 41, 42, 43, 44, 45, 46, 47, 48,
3454 49, 50, 52, 53, 54, 55, 56, 57,
3455 58, 59, 60, 61, 63, 64, 65, 66,
3456 67, 68, 69, 70, 71, 72, 74, 75,
3457 76, 77, 78, 79, 80, 81, 82, 83,
3458 86, 87, 88, 89, 90, 91, 92, 93,
3459 94, 95, 97, 98, 99, 100, 101, 102,
3460 103, 104, 105, 106, 108, 109, 110, 111,
3461 112, 113, 114, 115, 116, 117, 119, 120,
3462 121, 122, 123, 124, 125, 126, 127, 128,
3463 130, 131, 132, 133, 134, 135, 136, 137,
3464 138, 139, 141, 142, 143, 144, 145, 146
3468 EXTCONST unsigned char PL_freq[];
3473 EXTCONST char* PL_block_type[] = {
3482 EXTCONST char* PL_block_type[];
3488 /*****************************************************************************/
3489 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
3490 /*****************************************************************************/
3491 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
3494 /* LynxOS defines these in scsi.h which is included via ioctl.h */
3503 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3504 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3505 * it's not really needed.
3508 # define YYTOKENTYPE
3512 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
3523 XTERMORDORDOR /* evil hack */
3524 /* update exp_name[] in toke.c if adding to this enum */
3527 enum { /* pass one of these to get_vtbl */
3553 want_vtbl_amagicelem,
3560 /* Note: the lowest 8 bits are reserved for
3561 stuffing into op->op_private */
3562 #define HINT_PRIVATE_MASK 0x000000ff
3563 #define HINT_INTEGER 0x00000001 /* integer pragma */
3564 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
3565 #define HINT_LOCALE 0x00000004 /* locale pragma */
3566 #define HINT_BYTES 0x00000008 /* bytes pragma */
3567 /* #define HINT_notused10 0x00000010 */
3568 /* Note: 20,40,80 used for NATIVE_HINTS */
3569 /* currently defined by vms/vmsish.h */
3571 #define HINT_BLOCK_SCOPE 0x00000100
3572 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
3573 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
3575 /* The HINT_NEW_* constants are used by the overload pragma */
3576 #define HINT_NEW_INTEGER 0x00001000
3577 #define HINT_NEW_FLOAT 0x00002000
3578 #define HINT_NEW_BINARY 0x00004000
3579 #define HINT_NEW_STRING 0x00008000
3580 #define HINT_NEW_RE 0x00010000
3581 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
3583 #define HINT_RE_TAINT 0x00100000 /* re pragma */
3584 #define HINT_RE_EVAL 0x00200000 /* re pragma */
3586 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
3587 #define HINT_UTF8 0x00800000 /* utf8 pragma */
3589 /* assertions pragma */
3590 #define HINT_ASSERTING 0x01000000
3591 #define HINT_ASSERTIONSSEEN 0x02000000
3593 /* The following are stored in $sort::hints, not in PL_hints */
3594 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
3595 #define HINT_SORT_QUICKSORT 0x00000001
3596 #define HINT_SORT_MERGESORT 0x00000002
3597 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
3599 /* Various states of the input record separator SV (rs) */
3600 #define RsSNARF(sv) (! SvOK(sv))
3601 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
3602 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
3603 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
3605 /* A struct for keeping various DEBUGGING related stuff,
3606 * neatly packed. Currently only scratch variables for
3607 * constructing debug output are included. Needed always,
3608 * not just when DEBUGGING, though, because of the re extension. c*/
3609 struct perl_debug_pad {
3613 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
3614 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
3615 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
3618 /* Enable variables which are pointers to functions */
3619 typedef void (CPERLscope(*peep_t))(pTHX_ OP* o);
3620 typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm);
3621 typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg,
3622 char* strend, char* strbeg, I32 minend,
3623 SV* screamer, void* data, U32 flags);
3624 typedef char* (CPERLscope(*re_intuit_start_t)) (pTHX_ regexp *prog, SV *sv,
3625 char *strpos, char *strend,
3627 struct re_scream_pos_data_s *d);
3628 typedef SV* (CPERLscope(*re_intuit_string_t)) (pTHX_ regexp *prog);
3629 typedef void (CPERLscope(*regfree_t)) (pTHX_ struct regexp* r);
3631 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
3632 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
3633 typedef void (*SVFUNC_t) (pTHX_ SV*);
3634 typedef I32 (*SVCOMPARE_t) (pTHX_ SV*, SV*);
3635 typedef void (*XSINIT_t) (pTHX);
3636 typedef void (*ATEXIT_t) (pTHX_ void*);
3637 typedef void (*XSUBADDR_t) (pTHX_ CV *);
3639 /* Set up PERLVAR macros for populating structs */
3640 #define PERLVAR(var,type) type var;
3641 #define PERLVARA(var,n,type) type var[n];
3642 #define PERLVARI(var,type,init) type var;
3643 #define PERLVARIC(var,type,init) type var;
3645 /* Interpreter exitlist entry */
3646 typedef struct exitlistentry {
3647 void (*fn) (pTHX_ void*);
3649 } PerlExitListEntry;
3651 #ifdef PERL_GLOBAL_STRUCT
3653 # include "perlvars.h"
3657 EXT struct perl_vars PL_Vars;
3658 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
3659 # else /* PERL_CORE */
3660 # if !defined(__GNUC__) || !defined(WIN32)
3663 struct perl_vars *PL_VarsPtr;
3664 # define PL_Vars (*((PL_VarsPtr) \
3665 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
3666 # endif /* PERL_CORE */
3667 #endif /* PERL_GLOBAL_STRUCT */
3669 #if defined(MULTIPLICITY)
3670 /* If we have multiple interpreters define a struct
3671 holding variables which must be per-interpreter
3672 If we don't have threads anything that would have
3673 be per-thread is per-interpreter.
3676 struct interpreter {
3677 # include "thrdvar.h"
3678 # include "intrpvar.h"
3680 * The following is a buffer where new variables must
3681 * be defined to maintain binary compatibility with previous versions
3683 PERLVARA(object_compatibility,30, char)
3687 struct interpreter {
3690 #endif /* MULTIPLICITY */
3692 typedef void *Thread;
3694 /* Done with PERLVAR macros for now ... */
3700 /* Types used by pack/unpack */
3702 e_no_len, /* no length */
3703 e_number, /* number, [] */
3704 e_star /* asterisk */
3707 typedef struct tempsym {
3708 char* patptr; /* current template char */
3709 char* patend; /* one after last char */
3710 char* grpbeg; /* 1st char of ()-group */
3711 char* grpend; /* end of ()-group */
3712 I32 code; /* template code (!<>) */
3713 I32 length; /* length/repeat count */
3714 howlen_t howlen; /* how length is given */
3715 int level; /* () nesting level */
3716 U32 flags; /* /=4, comma=2, pack=1 */
3717 /* and group modifiers */
3718 STRLEN strbeg; /* offset of group start */
3719 struct tempsym *previous; /* previous group */
3725 #ifndef PERL_CALLCONV
3726 # define PERL_CALLCONV
3729 #ifndef NEXT30_NO_ATTRIBUTE
3730 # ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */
3731 # ifdef __attribute__ /* Avoid possible redefinition errors */
3732 # undef __attribute__
3734 # define __attribute__(attr)
3740 #define PERL_CKDEF(s) OP *s (pTHX_ OP *o);
3741 #define PERL_PPDEF(s) OP *s (pTHX);
3745 /* this has structure inits, so it cannot be included before here */
3748 /* The following must follow proto.h as #defines mess up syntax */
3750 #if !defined(PERL_FOR_X2P)
3751 # include "embedvar.h"
3754 /* Now include all the 'global' variables
3755 * If we don't have threads or multiple interpreters
3756 * these include variables that would have been their struct-s
3759 #define PERLVAR(var,type) EXT type PL_##var;
3760 #define PERLVARA(var,n,type) EXT type PL_##var[n];
3761 #define PERLVARI(var,type,init) EXT type PL_##var INIT(init);
3762 #define PERLVARIC(var,type,init) EXTCONST type PL_##var INIT(init);
3764 #if !defined(MULTIPLICITY)
3766 # include "intrpvar.h"
3767 # include "thrdvar.h"
3772 /* Now all the config stuff is setup we can include embed.h */
3776 #ifndef PERL_GLOBAL_STRUCT
3779 # include "perlvars.h"
3792 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXT MGVTBL var = {a,b,c,d,e,f,g}
3794 # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXT MGVTBL var
3799 MEMBER_TO_FPTR(Perl_magic_get),
3800 MEMBER_TO_FPTR(Perl_magic_set),
3801 MEMBER_TO_FPTR(Perl_magic_len),
3811 MEMBER_TO_FPTR(Perl_magic_set_all_env),
3813 MEMBER_TO_FPTR(Perl_magic_clear_all_env),
3822 MEMBER_TO_FPTR(Perl_magic_setenv),
3824 MEMBER_TO_FPTR(Perl_magic_clearenv),
3844 NULL, NULL, NULL, NULL, NULL, NULL, NULL
3850 MEMBER_TO_FPTR(Perl_magic_getsig),
3851 MEMBER_TO_FPTR(Perl_magic_setsig),
3853 MEMBER_TO_FPTR(Perl_magic_clearsig),
3864 MEMBER_TO_FPTR(Perl_magic_sizepack),
3865 MEMBER_TO_FPTR(Perl_magic_wipepack),
3873 MEMBER_TO_FPTR(Perl_magic_getpack),
3874 MEMBER_TO_FPTR(Perl_magic_setpack),
3876 MEMBER_TO_FPTR(Perl_magic_clearpack),
3885 MEMBER_TO_FPTR(Perl_magic_setdbline),
3896 MEMBER_TO_FPTR(Perl_magic_setisa),
3898 MEMBER_TO_FPTR(Perl_magic_setisa),
3907 MEMBER_TO_FPTR(Perl_magic_setisa),
3917 MEMBER_TO_FPTR(Perl_magic_getarylen),
3918 MEMBER_TO_FPTR(Perl_magic_setarylen),
3928 MEMBER_TO_FPTR(Perl_magic_getglob),
3929 MEMBER_TO_FPTR(Perl_magic_setglob),
3940 MEMBER_TO_FPTR(Perl_magic_setmglob),
3950 MEMBER_TO_FPTR(Perl_magic_getnkeys),
3951 MEMBER_TO_FPTR(Perl_magic_setnkeys),
3961 MEMBER_TO_FPTR(Perl_magic_gettaint),
3962 MEMBER_TO_FPTR(Perl_magic_settaint),
3972 MEMBER_TO_FPTR(Perl_magic_getsubstr),
3973 MEMBER_TO_FPTR(Perl_magic_setsubstr),
3983 MEMBER_TO_FPTR(Perl_magic_getvec),
3984 MEMBER_TO_FPTR(Perl_magic_setvec),
3994 MEMBER_TO_FPTR(Perl_magic_getpos),
3995 MEMBER_TO_FPTR(Perl_magic_setpos),
4006 MEMBER_TO_FPTR(Perl_magic_setbm),
4017 MEMBER_TO_FPTR(Perl_magic_setfm),
4027 MEMBER_TO_FPTR(Perl_magic_getuvar),
4028 MEMBER_TO_FPTR(Perl_magic_setuvar),
4038 MEMBER_TO_FPTR(Perl_magic_getdefelem),
4039 MEMBER_TO_FPTR(Perl_magic_setdefelem),
4050 MEMBER_TO_FPTR(Perl_magic_setregexp),
4053 MEMBER_TO_FPTR(Perl_magic_freeregexp),
4062 MEMBER_TO_FPTR(Perl_magic_regdata_cnt),
4071 MEMBER_TO_FPTR(Perl_magic_regdatum_get),
4072 MEMBER_TO_FPTR(Perl_magic_regdatum_set),
4083 MEMBER_TO_FPTR(Perl_magic_setamagic),
4086 MEMBER_TO_FPTR(Perl_magic_setamagic),
4094 MEMBER_TO_FPTR(Perl_magic_setamagic),
4097 MEMBER_TO_FPTR(Perl_magic_setamagic),
4108 MEMBER_TO_FPTR(Perl_magic_killbackrefs),
4119 MEMBER_TO_FPTR(Perl_magic_freeovrld),
4127 MEMBER_TO_FPTR(Perl_magic_setutf8),
4134 #ifdef USE_LOCALE_COLLATE
4138 MEMBER_TO_FPTR(Perl_magic_setcollxfrm),
4149 fallback_amg, abs_amg,
4150 bool__amg, nomethod_amg,
4151 string_amg, numer_amg,
4152 add_amg, add_ass_amg,
4153 subtr_amg, subtr_ass_amg,
4154 mult_amg, mult_ass_amg,
4155 div_amg, div_ass_amg,
4156 modulo_amg, modulo_ass_amg,
4157 pow_amg, pow_ass_amg,
4158 lshift_amg, lshift_ass_amg,
4159 rshift_amg, rshift_ass_amg,
4160 band_amg, band_ass_amg,
4161 bor_amg, bor_ass_amg,
4162 bxor_amg, bxor_ass_amg,
4175 repeat_amg, repeat_ass_amg,
4176 concat_amg, concat_ass_amg,
4178 to_sv_amg, to_av_amg,
4179 to_hv_amg, to_gv_amg,
4180 to_cv_amg, iter_amg,
4181 int_amg, DESTROY_amg,
4183 /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */
4186 #define NofAMmeth max_amg_code
4187 #define AMG_id2name(id) (PL_AMG_names[id]+1)
4190 EXTCONST char * PL_AMG_names[NofAMmeth] = {
4191 /* Names kept in the symbol table. fallback => "()", the rest has
4192 "(" prepended. The only other place in perl which knows about
4193 this convention is AMG_id2name (used for debugging output and
4194 'nomethod' only), the only other place which has it hardwired is
4196 "()", "(abs", /* "fallback" should be the first. */
4197 "(bool", "(nomethod",
4231 EXTCONST char * PL_AMG_names[NofAMmeth];
4232 #endif /* def INITAMAGIC */
4240 CV* table[NofAMmeth];
4243 struct am_table_short {
4248 typedef struct am_table AMT;
4249 typedef struct am_table_short AMTS;
4251 #define AMGfallNEVER 1
4253 #define AMGfallYES 3
4255 #define AMTf_AMAGIC 1
4256 #define AMTf_OVERLOADED 2
4257 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
4258 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
4259 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
4260 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
4261 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
4262 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
4264 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
4267 * some compilers like to redefine cos et alia as faster
4268 * (and less accurate?) versions called F_cos et cetera (Quidquid
4269 * latine dictum sit, altum viditur.) This trick collides with
4270 * the Perl overloading (amg). The following #defines fool both.
4275 # define F_atan2_amg atan2_amg
4278 # define F_cos_amg cos_amg
4281 # define F_exp_amg exp_amg
4284 # define F_log_amg log_amg
4287 # define F_pow_amg pow_amg
4290 # define F_sin_amg sin_amg
4293 # define F_sqrt_amg sqrt_amg
4295 #endif /* _FASTMATH */
4297 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
4298 PERLDBf_NOOPT | PERLDBf_INTER | \
4299 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
4300 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON )
4301 /* No _NONAME, _GOTO, _ASSERTION */
4302 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
4303 #define PERLDBf_LINE 0x02 /* Keep line # */
4304 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
4305 #define PERLDBf_INTER 0x08 /* Preserve more data for
4306 later inspections */
4307 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
4308 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
4309 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
4310 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
4311 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
4312 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
4313 #define PERLDBf_ASSERTION 0x400 /* Debug assertion subs enter/exit */
4315 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
4316 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
4317 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
4318 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
4319 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
4320 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
4321 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
4322 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
4323 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
4324 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
4325 #define PERLDB_ASSERTION (PL_perldb && (PL_perldb & PERLDBf_ASSERTION))
4327 #ifdef USE_LOCALE_NUMERIC
4329 #define SET_NUMERIC_STANDARD() \
4330 set_numeric_standard();
4332 #define SET_NUMERIC_LOCAL() \
4333 set_numeric_local();
4335 #define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE)
4336 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
4339 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
4341 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
4342 bool was_local = PL_numeric_local && IN_LOCALE; \
4343 if (was_local) SET_NUMERIC_STANDARD();
4345 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
4346 bool was_standard = PL_numeric_standard && IN_LOCALE; \
4347 if (was_standard) SET_NUMERIC_LOCAL();
4349 #define RESTORE_NUMERIC_LOCAL() \
4350 if (was_local) SET_NUMERIC_LOCAL();
4352 #define RESTORE_NUMERIC_STANDARD() \
4353 if (was_standard) SET_NUMERIC_STANDARD();
4355 #define Atof my_atof
4357 #else /* !USE_LOCALE_NUMERIC */
4359 #define SET_NUMERIC_STANDARD() /**/
4360 #define SET_NUMERIC_LOCAL() /**/
4361 #define IS_NUMERIC_RADIX(a, b) (0)
4362 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
4363 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
4364 #define RESTORE_NUMERIC_LOCAL() /**/
4365 #define RESTORE_NUMERIC_STANDARD() /**/
4366 #define Atof my_atof
4367 #define IN_LOCALE_RUNTIME 0
4369 #endif /* !USE_LOCALE_NUMERIC */
4371 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4373 # define strtoll __strtoll /* secret handshake */
4376 # define strtoll _strtoi64 /* secret handshake */
4378 # if !defined(Strtol) && defined(HAS_STRTOLL)
4379 # define Strtol strtoll
4381 # if !defined(Strtol) && defined(HAS_STRTOQ)
4382 # define Strtol strtoq
4384 /* is there atoq() anywhere? */
4386 #if !defined(Strtol) && defined(HAS_STRTOL)
4387 # define Strtol strtol
4390 /* It would be more fashionable to use Strtol() to define atol()
4391 * (as is done for Atoul(), see below) but for backward compatibility
4392 * we just assume atol(). */
4393 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
4395 # define atoll _atoi64 /* secret handshake */
4403 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
4405 # define strtoull __strtoull /* secret handshake */
4408 # define strtoull _strtoui64 /* secret handshake */
4410 # if !defined(Strtoul) && defined(HAS_STRTOULL)
4411 # define Strtoul strtoull
4413 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
4414 # define Strtoul strtouq
4416 /* is there atouq() anywhere? */
4418 #if !defined(Strtoul) && defined(HAS_STRTOUL)
4419 # define Strtoul strtoul
4421 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
4422 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
4425 # define Atoul(s) Strtoul(s, (char **)NULL, 10)
4429 /* if these never got defined, they need defaults */
4430 #ifndef PERL_SET_CONTEXT
4431 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
4434 #ifndef PERL_GET_CONTEXT
4435 # define PERL_GET_CONTEXT PERL_GET_INTERP
4438 #ifndef PERL_GET_THX
4439 # define PERL_GET_THX ((void*)NULL)
4442 #ifndef PERL_SET_THX
4443 # define PERL_SET_THX(t) NOOP
4446 #ifndef PERL_SCRIPT_MODE
4447 #define PERL_SCRIPT_MODE "r"
4451 * Some operating systems are stingy with stack allocation,
4452 * so perl may have to guard against stack overflow.
4454 #ifndef PERL_STACK_OVERFLOW_CHECK
4455 #define PERL_STACK_OVERFLOW_CHECK() NOOP
4459 * Some nonpreemptive operating systems find it convenient to
4460 * check for asynchronous conditions after each op execution.
4461 * Keep this check simple, or it may slow down execution
4466 # ifndef PERL_ASYNC_CHECK
4467 # define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals()
4471 #ifndef PERL_ASYNC_CHECK
4472 # define PERL_ASYNC_CHECK() NOOP
4476 * On some operating systems, a memory allocation may succeed,
4477 * but put the process too close to the system's comfort limit.
4478 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
4481 #ifndef PERL_ALLOC_CHECK
4482 #define PERL_ALLOC_CHECK(p) NOOP
4486 * nice_chunk and nice_chunk size need to be set
4487 * and queried under the protection of sv_mutex
4489 #define offer_nice_chunk(chunk, chunk_size) STMT_START { \
4491 U32 new_chunk_size; \
4493 new_chunk = (void *)(chunk); \
4494 new_chunk_size = (chunk_size); \
4495 if (new_chunk_size > PL_nice_chunk_size) { \
4496 if (PL_nice_chunk) Safefree(PL_nice_chunk); \
4497 PL_nice_chunk = (char *) new_chunk; \
4498 PL_nice_chunk_size = new_chunk_size; \
4506 # include <sys/ipc.h>
4507 # include <sys/sem.h>
4508 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
4511 struct semid_ds *buf;
4512 unsigned short *array;
4515 # ifdef USE_SEMCTL_SEMUN
4516 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
4517 union gccbug_semun {
4519 struct semid_ds *buf;
4520 unsigned short *array;
4523 # define semun gccbug_semun
4525 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
4527 # ifdef USE_SEMCTL_SEMID_DS
4528 # ifdef EXTRA_F_IN_SEMUN_BUF
4529 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
4531 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
4538 * Boilerplate macros for initializing and accessing interpreter-local
4539 * data from C. All statics in extensions should be reworked to use
4540 * this, if you want to make the extension thread-safe. See ext/re/re.xs
4541 * for an example of the use of these macros, and perlxs.pod for more.
4543 * Code that uses these macros is responsible for the following:
4544 * 1. #define MY_CXT_KEY to a unique string, e.g.
4545 * "DynaLoader::_guts" XS_VERSION
4546 * 2. Declare a typedef named my_cxt_t that is a structure that contains
4547 * all the data that needs to be interpreter-local.
4548 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
4549 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
4550 * (typically put in the BOOT: section).
4551 * 5. Use the members of the my_cxt_t structure everywhere as
4553 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
4557 #if defined(PERL_IMPLICIT_CONTEXT)
4559 /* This must appear in all extensions that define a my_cxt_t structure,
4560 * right after the definition (i.e. at file scope). The non-threads
4561 * case below uses it to declare the data as static. */
4562 #define START_MY_CXT
4564 /* Fetches the SV that keeps the per-interpreter data. */
4565 #define dMY_CXT_SV \
4566 SV *my_cxt_sv = *hv_fetch(PL_modglobal, MY_CXT_KEY, \
4567 sizeof(MY_CXT_KEY)-1, TRUE)
4569 /* This declaration should be used within all functions that use the
4570 * interpreter-local data. */
4573 my_cxt_t *my_cxtp = INT2PTR(my_cxt_t*, SvUV(my_cxt_sv))
4575 /* Creates and zeroes the per-interpreter data.
4576 * (We allocate my_cxtp in a Perl SV so that it will be released when
4577 * the interpreter goes away.) */
4578 #define MY_CXT_INIT \
4580 /* newSV() allocates one more than needed */ \
4581 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4582 Zero(my_cxtp, 1, my_cxt_t); \
4583 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4585 /* Clones the per-interpreter data. */
4586 #define MY_CXT_CLONE \
4588 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
4589 Copy(INT2PTR(my_cxt_t*, SvUV(my_cxt_sv)), my_cxtp, 1, my_cxt_t);\
4590 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
4592 /* This macro must be used to access members of the my_cxt_t structure.
4593 * e.g. MYCXT.some_data */
4594 #define MY_CXT (*my_cxtp)
4596 /* Judicious use of these macros can reduce the number of times dMY_CXT
4597 * is used. Use is similar to pTHX, aTHX etc. */
4598 #define pMY_CXT my_cxt_t *my_cxtp
4599 #define pMY_CXT_ pMY_CXT,
4600 #define _pMY_CXT ,pMY_CXT
4601 #define aMY_CXT my_cxtp
4602 #define aMY_CXT_ aMY_CXT,
4603 #define _aMY_CXT ,aMY_CXT
4605 #else /* USE_ITHREADS */
4607 #define START_MY_CXT static my_cxt_t my_cxt;
4608 #define dMY_CXT_SV dNOOP
4609 #define dMY_CXT dNOOP
4610 #define MY_CXT_INIT NOOP
4611 #define MY_CXT_CLONE NOOP
4612 #define MY_CXT my_cxt
4614 #define pMY_CXT void
4621 #endif /* !defined(USE_ITHREADS) */
4632 # include <sys/file.h>
4635 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
4636 int flock(int fd, int op);
4640 /* Assume UNIX defaults */
4641 # define O_RDONLY 0000
4642 # define O_WRONLY 0001
4643 # define O_RDWR 0002
4644 # define O_CREAT 0100
4655 #if O_TEXT != O_BINARY
4656 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
4657 * that is, you are somehow DOSish. */
4658 # if defined(__BEOS__) || defined(__VOS__) || defined(__CYGWIN__)
4659 /* BeOS has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
4660 * BeOS is always UNIXoid (LF), not DOSish (CRLF). */
4661 /* VOS has O_TEXT != O_BINARY, and they have effect,
4662 * but VOS always uses LF, never CRLF. */
4663 /* If you have O_TEXT different from your O_BINARY but you still are
4664 * not a CRLF shop. */
4665 # undef PERLIO_USING_CRLF
4667 /* If you really are DOSish. */
4668 # define PERLIO_USING_CRLF 1
4674 #ifdef I_SYS_STATVFS
4675 # if defined(PERL_SCO) && !defined(_SVID3)
4678 # include <sys/statvfs.h> /* for f?statvfs() */
4681 # include <sys/mount.h> /* for *BSD f?statfs() */
4684 # include <mntent.h> /* for getmntent() */
4687 # include <sys/statfs.h> /* for some statfs() */
4691 # define sv IRIX_sv /* kludge: IRIX has an sv of its own */
4693 # include <sys/vfs.h> /* for some statfs() */
4699 # include <ustat.h> /* for ustat() */
4702 #if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID)
4703 # define PERL_MOUNT_NOSUID MOUNT_NOSUID
4705 #if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID)
4706 # define PERL_MOUNT_NOSUID MNT_NOSUID
4708 #if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID)
4709 # define PERL_MOUNT_NOSUID MS_NOSUID
4711 #if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID)
4712 # define PERL_MOUNT_NOSUID M_NOSUID
4715 #if !defined(PERL_MOUNT_NOEXEC) && defined(MOUNT_NOEXEC)
4716 # define PERL_MOUNT_NOEXEC MOUNT_NOEXEC
4718 #if !defined(PERL_MOUNT_NOEXEC) && defined(MNT_NOEXEC)
4719 # define PERL_MOUNT_NOEXEC MNT_NOEXEC
4721 #if !defined(PERL_MOUNT_NOEXEC) && defined(MS_NOEXEC)
4722 # define PERL_MOUNT_NOEXEC MS_NOEXEC
4724 #if !defined(PERL_MOUNT_NOEXEC) && defined(M_NOEXEC)
4725 # define PERL_MOUNT_NOEXEC M_NOEXEC
4728 #endif /* IAMSUID */
4731 # include <libutil.h> /* setproctitle() in some FreeBSDs */
4734 #ifndef EXEC_ARGV_CAST
4735 #define EXEC_ARGV_CAST(x) x
4738 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
4739 int). value returned in pointed-
4741 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
4742 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
4743 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
4744 #define IS_NUMBER_INFINITY 0x10 /* this is big */
4745 #define IS_NUMBER_NAN 0x20 /* this is not */
4747 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
4750 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
4751 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
4752 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
4754 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
4756 /* to let user control profiling */
4757 #ifdef PERL_GPROF_CONTROL
4758 extern void moncontrol(int);
4759 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
4761 #define PERL_GPROF_MONCONTROL(x)
4768 /* ISO 6429 NEL - C1 control NExt Line */
4769 /* See http://www.unicode.org/unicode/reports/tr13/ */
4770 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
4771 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
4772 # define NEXT_LINE_CHAR 0x15
4774 # define NEXT_LINE_CHAR 0x25
4777 # define NEXT_LINE_CHAR 0x85
4780 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
4781 #define UNICODE_LINE_SEPA_0 0xE2
4782 #define UNICODE_LINE_SEPA_1 0x80
4783 #define UNICODE_LINE_SEPA_2 0xA8
4784 #define UNICODE_PARA_SEPA_0 0xE2
4785 #define UNICODE_PARA_SEPA_1 0x80
4786 #define UNICODE_PARA_SEPA_2 0xA9
4788 #ifndef PIPESOCK_MODE
4789 # define PIPESOCK_MODE
4792 #ifndef SOCKET_OPEN_MODE
4793 # define SOCKET_OPEN_MODE PIPESOCK_MODE
4796 #ifndef PIPE_OPEN_MODE
4797 # define PIPE_OPEN_MODE PIPESOCK_MODE
4800 #define PERL_MAGIC_UTF8_CACHESIZE 2
4802 #define PERL_UNICODE_STDIN_FLAG 0x0001
4803 #define PERL_UNICODE_STDOUT_FLAG 0x0002
4804 #define PERL_UNICODE_STDERR_FLAG 0x0004
4805 #define PERL_UNICODE_IN_FLAG 0x0008
4806 #define PERL_UNICODE_OUT_FLAG 0x0010
4807 #define PERL_UNICODE_ARGV_FLAG 0x0020
4808 #define PERL_UNICODE_LOCALE_FLAG 0x0040
4809 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
4811 #define PERL_UNICODE_STD_FLAG \
4812 (PERL_UNICODE_STDIN_FLAG | \
4813 PERL_UNICODE_STDOUT_FLAG | \
4814 PERL_UNICODE_STDERR_FLAG)
4816 #define PERL_UNICODE_INOUT_FLAG \
4817 (PERL_UNICODE_IN_FLAG | \
4818 PERL_UNICODE_OUT_FLAG)
4820 #define PERL_UNICODE_DEFAULT_FLAGS \
4821 (PERL_UNICODE_STD_FLAG | \
4822 PERL_UNICODE_INOUT_FLAG | \
4823 PERL_UNICODE_LOCALE_FLAG)
4825 #define PERL_UNICODE_ALL_FLAGS 0x00ff
4827 #define PERL_UNICODE_STDIN 'I'
4828 #define PERL_UNICODE_STDOUT 'O'
4829 #define PERL_UNICODE_STDERR 'E'
4830 #define PERL_UNICODE_STD 'S'
4831 #define PERL_UNICODE_IN 'i'
4832 #define PERL_UNICODE_OUT 'o'
4833 #define PERL_UNICODE_INOUT 'D'
4834 #define PERL_UNICODE_ARGV 'A'
4835 #define PERL_UNICODE_LOCALE 'L'
4836 #define PERL_UNICODE_WIDESYSCALLS 'W'
4838 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
4840 /* From sigaction(2) (FreeBSD man page):
4841 * | Signal routines normally execute with the signal that
4842 * | caused their invocation blocked, but other signals may
4844 * Emulation of this behavior (from within Perl) is enabled
4845 * by defining PERL_BLOCK_SIGNALS.
4847 #define PERL_BLOCK_SIGNALS
4849 #if defined(HAS_SIGPROCMASK) && defined(PERL_BLOCK_SIGNALS)
4850 # define PERL_BLOCKSIG_ADD(set,sig) \
4851 sigset_t set; sigemptyset(&(set)); sigaddset(&(set), sig)
4852 # define PERL_BLOCKSIG_BLOCK(set) \
4853 sigprocmask(SIG_BLOCK, &(set), NULL)
4854 # define PERL_BLOCKSIG_UNBLOCK(set) \
4855 sigprocmask(SIG_UNBLOCK, &(set), NULL)
4856 #endif /* HAS_SIGPROCMASK && PERL_BLOCK_SIGNALS */
4858 /* How about the old style of sigblock()? */
4860 #ifndef PERL_BLOCKSIG_ADD
4861 # define PERL_BLOCKSIG_ADD(set, sig) NOOP
4863 #ifndef PERL_BLOCKSIG_BLOCK
4864 # define PERL_BLOCKSIG_BLOCK(set) NOOP
4866 #ifndef PERL_BLOCKSIG_UNBLOCK
4867 # define PERL_BLOCKSIG_UNBLOCK(set) NOOP
4870 /* Use instead of abs() since abs() forces its argument to be an int,
4871 * but also beware since this evaluates its argument twice, so no x++. */
4872 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
4874 /* and finally... */
4875 #define PERL_PATCHLEVEL_H_IMPLICIT
4876 #include "patchlevel.h"
4877 #undef PERL_PATCHLEVEL_H_IMPLICIT
4919 so that Configure picks them up. */
4921 #endif /* Include guard */