3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 */
28 # ifndef USE_CROSS_COMPILE
35 /* See L<perlguts/"The Perl API"> for detailed notes on
36 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
38 /* Note that from here --> to <-- the same logic is
39 * repeated in makedef.pl, so be certain to update
40 * both places when editing. */
43 # if !defined(MULTIPLICITY)
48 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
49 # ifndef PERL_GLOBAL_STRUCT
50 # define PERL_GLOBAL_STRUCT
54 #ifdef PERL_GLOBAL_STRUCT
61 # ifndef PERL_IMPLICIT_CONTEXT
62 # define PERL_IMPLICIT_CONTEXT
66 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
72 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
79 # include "symbian/symbian_proto.h"
82 /* Any stack-challenged places. The limit varies (and often
83 * is configurable), but using more than a kilobyte of stack
84 * is usually dubious in these systems. */
85 #if defined(__SYMBIAN32__)
86 /* Symbian: need to work around the SDK features. *
87 * On WINS: MS VC5 generates calls to _chkstk, *
88 * if a "large" stack frame is allocated. *
89 * gcc on MARM does not generate calls like these. */
90 # define USE_HEAP_INSTEAD_OF_STACK
93 /* Use the reentrant APIs like localtime_r and getpwent_r */
94 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
95 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
96 # define USE_REENTRANT_API
99 /* <--- here ends the logic shared by perl.h and makedef.pl */
101 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
102 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
106 #undef START_EXTERN_C
110 # define START_EXTERN_C extern "C" {
111 # define END_EXTERN_C }
112 # define EXTERN_C extern "C"
114 # define START_EXTERN_C
115 # define END_EXTERN_C
116 # define EXTERN_C extern
119 /* Fallback definitions in case we don't have definitions from config.h.
120 This should only matter for systems that don't use Configure and
121 haven't been modified to define PERL_STATIC_INLINE yet.
123 #if !defined(PERL_STATIC_INLINE)
124 # ifdef HAS_STATIC_INLINE
125 # define PERL_STATIC_INLINE static inline
127 # define PERL_STATIC_INLINE static
131 #ifdef PERL_GLOBAL_STRUCT
132 # ifndef PERL_GET_VARS
133 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
134 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
135 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
136 # ifndef PERLIO_FUNCS_CONST
137 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
140 # define PERL_GET_VARS() PL_VarsPtr
145 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
147 #ifdef PERL_GLOBAL_STRUCT
148 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
153 #ifdef PERL_IMPLICIT_CONTEXT
154 # ifndef MULTIPLICITY
155 # define MULTIPLICITY
157 # define tTHX PerlInterpreter*
158 # define pTHX tTHX my_perl PERL_UNUSED_DECL
159 # define aTHX my_perl
160 # define aTHXa(a) aTHX = (tTHX)a
161 # ifdef PERL_GLOBAL_STRUCT
162 # define dTHXa(a) dVAR; pTHX = (tTHX)a
164 # define dTHXa(a) pTHX = (tTHX)a
166 # ifdef PERL_GLOBAL_STRUCT
167 # define dTHX dVAR; pTHX = PERL_GET_THX
169 # define dTHX pTHX = PERL_GET_THX
182 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
183 # define PERL_TRACK_MEMPOOL
186 # undef PERL_TRACK_MEMPOOL
189 #define STATIC static
192 /* Do not use these macros. They were part of PERL_OBJECT, which was an
193 * implementation of multiplicity using C++ objects. They have been left
194 * here solely for the sake of XS code which has incorrectly
197 #define CPERLscope(x) x
198 #define CPERLarg void
201 #define PERL_OBJECT_THIS
202 #define _PERL_OBJECT_THIS
203 #define PERL_OBJECT_THIS_
204 #define CALL_FPTR(fptr) (*fptr)
205 #define MEMBER_TO_FPTR(name) name
206 #endif /* !PERL_CORE */
208 #define CALLRUNOPS PL_runops
210 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
212 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
213 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
214 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
215 (strbeg),(minend),(sv),(data),(flags))
216 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
217 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
218 (strend),(flags),(data))
219 #define CALLREG_INTUIT_STRING(prog) \
220 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
222 #define CALLREGFREE(prog) \
223 Perl_pregfree(aTHX_ (prog))
225 #define CALLREGFREE_PVT(prog) \
226 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
228 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
229 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
231 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
232 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
234 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
235 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
237 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
238 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
240 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
241 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
243 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
244 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
246 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
247 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
249 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
250 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
252 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
253 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
255 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
256 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
258 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
261 #define CALLREG_NAMED_BUFF_COUNT(rx) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
264 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
265 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
267 #define CALLREG_PACKAGE(rx) \
268 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
270 #if defined(USE_ITHREADS)
271 #define CALLREGDUPE(prog,param) \
272 Perl_re_dup(aTHX_ (prog),(param))
274 #define CALLREGDUPE_PVT(prog,param) \
275 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
284 * Because of backward compatibility reasons the PERL_UNUSED_DECL
285 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
287 * Note that there are C compilers such as MetroWerks CodeWarrior
288 * which do not have an "inlined" way (like the gcc __attribute__) of
289 * marking unused variables (they need e.g. a #pragma) and therefore
290 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
291 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
295 #if defined(__SYMBIAN32__) && defined(__GNUC__)
297 # define PERL_UNUSED_DECL
299 # define PERL_UNUSED_DECL __attribute__((unused))
303 #ifndef PERL_UNUSED_DECL
304 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
305 # define PERL_UNUSED_DECL __attribute__unused__
307 # define PERL_UNUSED_DECL
312 * for silencing unused variables that are actually used most of the time,
313 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
315 #ifndef PERL_UNUSED_ARG
316 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
318 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
320 # define PERL_UNUSED_ARG(x) ((void)x)
323 #ifndef PERL_UNUSED_VAR
324 # define PERL_UNUSED_VAR(x) ((void)x)
328 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
330 # define PERL_UNUSED_CONTEXT
333 /* on gcc (and clang), specify that a warning should be temporarily
336 * GCC_DIAG_IGNORE(-Wmultichar);
340 * based on http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
342 * Note that "pragma GCC diagnostic push/pop" was added in GCC 4.6, Mar 2011;
343 * clang only pretends to be GCC 4.2, but still supports push/pop.
346 #if defined(__clang) || \
347 (defined( __GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406)
348 # define GCC_DIAG_DO_PRAGMA_(x) _Pragma (#x)
350 # define GCC_DIAG_IGNORE(x) _Pragma("GCC diagnostic push") \
351 GCC_DIAG_DO_PRAGMA_(GCC diagnostic ignored #x)
352 # define GCC_DIAG_RESTORE _Pragma("GCC diagnostic pop")
354 # define GCC_DIAG_IGNORE(w)
355 # define GCC_DIAG_RESTORE
359 #define NOOP /*EMPTY*/(void)0
360 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
361 check in of thread.h, explaining why we need dNOOP at all: */
362 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
363 /* Declaring a *function*, instead of a variable, ensures that we don't rely
364 on being able to suppress "unused" warnings. */
366 #define dNOOP (void)0
368 #define dNOOP extern int Perl___notused(void)
372 /* Don't bother defining tTHX and sTHX; using them outside
373 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
379 # define aTHXa(a) NOOP
380 # define dTHXa(a) dNOOP
397 /* these are only defined for compatibility; should not be used internally */
398 #if !defined(pTHXo) && !defined(PERL_CORE)
400 # define pTHXo_ pTHX_
402 # define aTHXo_ aTHX_
404 # define dTHXoa(x) dTHXa(x)
408 # define pTHXx PerlInterpreter *my_perl
409 # define pTHXx_ pTHXx,
410 # define aTHXx my_perl
411 # define aTHXx_ aTHXx,
415 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
416 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
417 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
418 #ifdef PERL_IMPLICIT_SYS
419 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
420 # define dTHXs dVAR; dTHX
425 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
432 /* Some platforms require marking function declarations
433 * for them to be exportable. Used in perlio.h, proto.h
434 * is handled either by the makedef.pl or by defining the
435 * PERL_CALLCONV to be something special. See also the
436 * definition of XS() in XSUB.h. */
437 #ifndef PERL_EXPORT_C
439 # define PERL_EXPORT_C extern "C"
441 # define PERL_EXPORT_C extern
444 #ifndef PERL_XS_EXPORT_C
446 # define PERL_XS_EXPORT_C extern "C"
448 # define PERL_XS_EXPORT_C
452 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
453 * g++ allows them but seems to have problems with them
454 * (insane errors ensue).
455 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
457 #if defined(PERL_GCC_PEDANTIC) || \
458 (defined(__GNUC__) && defined(__cplusplus) && \
459 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
460 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
461 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
465 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
466 # ifndef PERL_USE_GCC_BRACE_GROUPS
467 # define PERL_USE_GCC_BRACE_GROUPS
472 * STMT_START { statements; } STMT_END;
473 * can be used as a single statement, as in
474 * if (x) STMT_START { ... } STMT_END; else ...
476 * Trying to select a version that gives no warnings...
478 #if !(defined(STMT_START) && defined(STMT_END))
479 # ifdef PERL_USE_GCC_BRACE_GROUPS
480 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
483 # define STMT_START do
484 # define STMT_END while (0)
488 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
489 # define BYTEORDER 0x1234
492 /* Overall memory policy? */
497 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
504 * The following contortions are brought to you on behalf of all the
505 * standards, semi-standards, de facto standards, not-so-de-facto standards
506 * of the world, as well as all the other botches anyone ever thought of.
507 * The basic theory is that if we work hard enough here, the rest of the
508 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
511 /* define this once if either system, instead of cluttering up the src */
512 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
516 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
517 # define STANDARD_C 1
520 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
521 # define DONT_DECLARE_STD 1
524 #if defined(HASVOLATILE) || defined(STANDARD_C)
525 # define VOL volatile
530 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
531 * you get a perl without taint support, but doubtlessly with a lesser
532 * degree of support. Do not do so unless you know exactly what it means
533 * technically, have a good reason to do so, and know exactly how the
534 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
535 * a potential security risk due to flat out ignoring the security-relevant
536 * taint flags. This being said, a perl without taint support compiled in
537 * has marginal run-time performance benefits.
538 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
539 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
540 * silently ignores -t/-T instead of throwing an exception.
542 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
543 * voids your nonexistent warranty!
545 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
546 # define NO_TAINT_SUPPORT 1
549 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
550 * operations into no-ops for a very modest speed-up. Enable only if you
551 * know what you're doing: tests and CPAN modules' tests are bound to fail.
555 # define TAINT_NOT NOOP
556 # define TAINT_IF(c) NOOP
557 # define TAINT_ENV() NOOP
558 # define TAINT_PROPER(s) NOOP
559 # define TAINT_set(s) NOOP
561 # define TAINTING_get 0
562 # define TAINTING_set(s) NOOP
563 # define TAINT_WARN_get 0
564 # define TAINT_WARN_set(s) NOOP
566 # define TAINT (PL_tainted = TRUE)
567 # define TAINT_NOT (PL_tainted = FALSE)
568 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
569 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
570 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
571 # define TAINT_set(s) (PL_tainted = (s))
572 # define TAINT_get (PL_tainted)
573 # define TAINTING_get (PL_tainting)
574 # define TAINTING_set(s) (PL_tainting = (s))
575 # define TAINT_WARN_get (PL_taint_warn)
576 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
579 /* flags used internally only within pp_subst and pp_substcont */
581 # define SUBST_TAINT_STR 1 /* string tainted */
582 # define SUBST_TAINT_PAT 2 /* pattern tainted */
583 # define SUBST_TAINT_REPL 4 /* replacement tainted */
584 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
585 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
588 /* XXX All process group stuff is handled in pp_sys.c. Should these
589 defines move there? If so, I could simplify this a lot. --AD 9/96.
591 /* Process group stuff changed from traditional BSD to POSIX.
592 perlfunc.pod documents the traditional BSD-style syntax, so we'll
593 try to preserve that, if possible.
596 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
598 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
599 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
601 # ifdef HAS_SETPGRP2 /* DG/UX */
602 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
606 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
607 # define HAS_SETPGRP /* Well, effectively it does . . . */
610 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
611 our life easier :-) so we'll try it.
614 # define BSD_GETPGRP(pid) getpgid((pid))
616 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
617 # define BSD_GETPGRP(pid) getpgrp((pid))
619 # ifdef HAS_GETPGRP2 /* DG/UX */
620 # define BSD_GETPGRP(pid) getpgrp2((pid))
624 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
625 # define HAS_GETPGRP /* Well, effectively it does . . . */
628 /* These are not exact synonyms, since setpgrp() and getpgrp() may
629 have different behaviors, but perl.h used to define USE_BSDPGRP
630 (prior to 5.003_05) so some extension might depend on it.
632 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
638 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
639 pthread.h must be included before all other header files.
641 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
642 # include <pthread.h>
645 #include <sys/types.h>
657 # include <varargs.h>
661 #ifdef USE_NEXT_CTYPE
663 #if NX_CURRENT_COMPILER_RELEASE >= 500
664 # include <bsd/ctypes.h>
666 # if NX_CURRENT_COMPILER_RELEASE >= 400
667 # include <objc/NXCType.h>
668 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
669 # include <appkit/NXCType.h>
670 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
671 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
673 #else /* !USE_NEXT_CTYPE */
675 #endif /* USE_NEXT_CTYPE */
677 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
689 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
691 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
693 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
694 && defined(HAS_STRXFRM)
695 # define USE_LOCALE_COLLATE
697 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
698 # define USE_LOCALE_CTYPE
700 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
701 # define USE_LOCALE_NUMERIC
703 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
704 # define USE_LOCALE_MESSAGES
706 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
707 # define USE_LOCALE_MONETARY
709 #endif /* !NO_LOCALE && HAS_SETLOCALE */
714 # ifdef PARAM_NEEDS_TYPES
715 # include <sys/types.h>
717 # include <sys/param.h>
720 /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month
721 value something like 199306. This may be useful if no more-specific
722 feature test is available.
730 /* Use all the "standard" definitions? */
731 #if defined(STANDARD_C) && defined(I_STDLIB)
735 /* If this causes problems, set i_unistd=undef in the hint file. */
742 # include <sys/wait.h>
746 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
749 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
750 EXTERN_C int syscall(int, ...);
753 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
754 EXTERN_C int usleep(unsigned int);
759 /* macros for correct constant construction */
761 # define U16_CONST(x) ((U16)x##U)
763 # define U16_CONST(x) ((U16)x##UL)
767 # define U32_CONST(x) ((U32)x##U)
769 # define U32_CONST(x) ((U32)x##UL)
774 # define U64_CONST(x) ((U64)x##U)
776 # define U64_CONST(x) ((U64)x##UL)
777 # elif QUADKIND == QUAD_IS_LONG_LONG
778 # define U64_CONST(x) ((U64)x##ULL)
779 # elif QUADKIND == QUAD_IS___INT64
780 # define U64_CONST(x) ((U64)x##UI64)
781 # else /* best guess we can make */
782 # define U64_CONST(x) ((U64)x##UL)
786 /* byte-swapping functions for big-/little-endian conversion */
787 # define _swab_16_(x) ((U16)( \
788 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
789 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
791 # define _swab_32_(x) ((U32)( \
792 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
793 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
794 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
795 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
798 # define _swab_64_(x) ((U64)( \
799 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
800 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
801 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
802 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
803 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
804 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
805 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
806 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
809 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
810 at least on FreeBSD. YMMV, so experiment. */
811 #ifndef PERL_ARENA_SIZE
812 #define PERL_ARENA_SIZE 4080
815 /* Maximum level of recursion */
816 #ifndef PERL_SUB_DEPTH_WARN
817 #define PERL_SUB_DEPTH_WARN 100
820 #endif /* PERL_CORE */
822 /* We no longer default to creating a new SV for GvSV.
823 Do this before embed. */
824 #ifndef PERL_CREATE_GVSV
825 # ifndef PERL_DONT_CREATE_GVSV
826 # define PERL_DONT_CREATE_GVSV
830 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
831 #define PERL_USES_PL_PIDSTATUS
834 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
835 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
838 #define MEM_SIZE Size_t
840 /* Round all values passed to malloc up, by default to a multiple of
843 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
844 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
847 /* sv_grow() will expand strings by at least a certain percentage of
848 the previously *used* length to avoid excessive calls to realloc().
849 The default is 25% of the current length.
851 #ifndef PERL_STRLEN_EXPAND_SHIFT
852 # define PERL_STRLEN_EXPAND_SHIFT 2
855 #if defined(STANDARD_C) && defined(I_STDDEF)
857 # define STRUCT_OFFSET(s,m) offsetof(s,m)
859 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
862 #ifndef __SYMBIAN32__
863 # if defined(I_STRING) || defined(__cplusplus)
866 # include <strings.h>
870 /* This comes after <stdlib.h> so we don't try to change the standard
871 * library prototypes; we'll use our own in proto.h instead. */
874 # ifdef PERL_POLLUTE_MALLOC
875 # ifndef PERL_EXTMALLOC_DEF
876 # define Perl_malloc malloc
877 # define Perl_calloc calloc
878 # define Perl_realloc realloc
879 # define Perl_mfree free
882 # define EMBEDMYMALLOC /* for compatibility */
885 # define safemalloc Perl_malloc
886 # define safecalloc Perl_calloc
887 # define saferealloc Perl_realloc
888 # define safefree Perl_mfree
889 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
890 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
893 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
894 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
895 # define panic_write2(s) write(2, s, strlen(s))
896 # define CHECK_MALLOC_TAINT(newval) \
897 CHECK_MALLOC_TOO_LATE_FOR_( \
899 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
901 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
902 if (doing_taint(argc,argv,env)) { \
903 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
906 # define safemalloc safesysmalloc
907 # define safecalloc safesyscalloc
908 # define saferealloc safesysrealloc
909 # define safefree safesysfree
910 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
911 # define CHECK_MALLOC_TAINT(newval) ((void)0)
912 # define MALLOC_CHECK_TAINT(argc,argv,env)
913 #endif /* MYMALLOC */
915 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
916 #define TOO_LATE_FOR_(ch,what) Perl_croak(aTHX_ "\"-%c\" is on the #! line, it must also be used on the command line%s", (char)(ch), what)
917 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
918 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
919 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
921 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
923 #define strrchr rindex
931 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
933 extern char * memcpy (char*, char*, int);
939 # define memcpy(d,s,l) bcopy(s,d,l)
941 # define memcpy(d,s,l) my_bcopy(s,d,l)
944 #endif /* HAS_MEMCPY */
947 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
949 extern char *memset (char*, int, int);
954 # define memset(d,c,l) my_memset(d,c,l)
955 #endif /* HAS_MEMSET */
957 #if !defined(HAS_MEMMOVE) && !defined(memmove)
958 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
959 # define memmove(d,s,l) bcopy(s,d,l)
961 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
962 # define memmove(d,s,l) memcpy(d,s,l)
964 # define memmove(d,s,l) my_bcopy(s,d,l)
969 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
973 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
974 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
976 extern int memcmp (char*, char*, int);
981 # define memcmp my_memcmp
983 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
987 # define memzero(d,l) memset(d,0,l)
990 # define memzero(d,l) bzero(d,l)
992 # define memzero(d,l) my_bzero(d,l)
1000 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1007 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1009 #endif /* !HAS_BCMP */
1012 # include <netinet/in.h>
1016 # include <arpa/inet.h>
1019 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1020 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1021 * (the neo-BSD seem to do this). */
1026 # include <sys/stat.h>
1029 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1030 This definition should ideally go into win32/win32.h, but S_IFIFO is
1031 used later here in perl.h before win32/win32.h is being included. */
1032 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1033 # define S_IFIFO _S_IFIFO
1036 /* The stat macros for Unisoft System V/88 (and derivatives
1037 like UTekV) are broken, sometimes giving false positives. Undefine
1038 them here and let the code below set them to proper values.
1040 The ghs macro stands for GreenHills Software C-1.8.5 which
1041 is the C compiler for sysV88 and the various derivatives.
1042 This header file bug is corrected in gcc-2.5.8 and later versions.
1043 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1045 #if defined(m88k) && defined(ghs)
1059 # ifdef I_SYS_TIME_KERNEL
1062 # include <sys/time.h>
1063 # ifdef I_SYS_TIME_KERNEL
1068 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1069 # include <sys/times.h>
1072 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1073 # undef HAS_STRERROR
1078 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1079 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1082 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1083 * This is important for using IPv6.
1084 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1085 * a bad idea since it breaks send() and recv(). */
1086 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1087 # define _SOCKADDR_LEN
1090 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1091 # include <sys/socket.h>
1092 # if defined(USE_SOCKS) && defined(I_SOCKS)
1093 # if !defined(INCLUDE_PROTOTYPES)
1094 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1095 # define PERL_SOCKS_NEED_PROTOTYPES
1098 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1099 # undef INCLUDE_PROTOTYPES
1100 # undef PERL_SOCKS_NEED_PROTOTYPES
1111 # include <net/errno.h>
1116 /* sockatmark() is so new (2001) that many places might have it hidden
1117 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1118 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1119 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1120 # if defined(__THROW) && defined(__GLIBC__)
1121 int sockatmark(int) __THROW;
1123 int sockatmark(int);
1127 #if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */
1128 EXTERN_C int fchdir(int);
1129 EXTERN_C int flock(int, int);
1130 EXTERN_C int fseeko(FILE *, off_t, int);
1131 EXTERN_C off_t ftello(FILE *);
1134 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1135 EXTERN_C char *crypt(const char *, const char *);
1136 EXTERN_C char **environ;
1139 #if defined(__cplusplus)
1140 # if defined(BSDish)
1141 EXTERN_C char **environ;
1142 # elif defined(__CYGWIN__)
1143 EXTERN_C char *crypt(const char *, const char *);
1148 # undef SETERRNO /* SOCKS might have defined this */
1152 # define SETERRNO(errcode,vmserrcode) \
1154 set_errno(errcode); \
1155 set_vaxc_errno(vmserrcode); \
1157 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1158 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1159 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1160 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1162 # define LIB_INVARG LIB$_INVARG
1163 # define RMS_DIR RMS$_DIR
1164 # define RMS_FAC RMS$_FAC
1165 # define RMS_FEX RMS$_FEX
1166 # define RMS_FNF RMS$_FNF
1167 # define RMS_IFI RMS$_IFI
1168 # define RMS_ISI RMS$_ISI
1169 # define RMS_PRV RMS$_PRV
1170 # define SS_ACCVIO SS$_ACCVIO
1171 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1172 # define SS_IVCHAN SS$_IVCHAN
1173 # define SS_NORMAL SS$_NORMAL
1175 # define LIB_INVARG 0
1183 # define SS_ACCVIO 0
1184 # define SS_DEVOFFLINE 0
1185 # define SS_IVCHAN 0
1186 # define SS_NORMAL 0
1190 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1191 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1192 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1193 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1197 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1198 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1199 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1200 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1204 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1208 # define dSAVEDERRNO int saved_errno
1209 # define dSAVE_ERRNO int saved_errno = errno
1210 # define SAVE_ERRNO (saved_errno = errno)
1211 # define RESTORE_ERRNO (errno = saved_errno)
1214 #define ERRSV GvSVn(PL_errgv)
1216 #define CLEAR_ERRSV() STMT_START { \
1217 if (!GvSV(PL_errgv)) { \
1218 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1219 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1220 SvREFCNT_dec(GvSV(PL_errgv)); \
1221 GvSV(PL_errgv) = newSVpvs(""); \
1223 SV *const errsv = GvSV(PL_errgv); \
1224 sv_setpvs(errsv, ""); \
1225 if (SvMAGICAL(errsv)) { \
1228 SvPOK_only(errsv); \
1234 # define DEFSV (0 + GvSVn(PL_defgv))
1235 # define DEFSV_set(sv) \
1236 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1237 # define SAVE_DEFSV \
1239 save_gp(PL_defgv, 0), \
1240 GvINTRO_off(PL_defgv), \
1241 SAVEGENERICSV(GvSV(PL_defgv)), \
1242 GvSV(PL_defgv) = NULL \
1245 # define DEFSV GvSVn(PL_defgv)
1246 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1247 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1251 extern int errno; /* ANSI allows errno to be an lvalue expr.
1252 * For example in multithreaded environments
1253 * something like this might happen:
1254 * extern int *_errno(void);
1255 * #define errno (*_errno()) */
1258 #define UNKNOWN_ERRNO_MSG "(unknown)"
1261 # ifndef DONT_DECLARE_STD
1263 char *strerror (int,...);
1265 char *strerror (int);
1269 # define Strerror strerror
1272 # ifdef HAS_SYS_ERRLIST
1273 extern int sys_nerr;
1274 extern char *sys_errlist[];
1276 # define Strerror(e) \
1277 ((e) < 0 || (e) >= sys_nerr ? UNKNOWN_ERRNO_MSG : sys_errlist[e])
1284 # include <sys/ioctl.h>
1288 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1289 # ifdef HAS_SOCKETPAIR
1290 # undef HAS_SOCKETPAIR
1297 #ifndef HAS_SOCKETPAIR
1299 # define socketpair Perl_my_socketpair
1304 # define htoni htons
1305 # define ntohi ntohs
1307 # define htoni htonl
1308 # define ntohi ntohl
1311 /* Configure already sets Direntry_t */
1312 #if defined(I_DIRENT)
1313 # include <dirent.h>
1314 /* NeXT needs dirent + sys/dir.h */
1315 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1316 # include <sys/dir.h>
1320 # include <sys/ndir.h>
1324 # include <ndir.h> /* may be wrong in the future */
1326 # include <sys/dir.h>
1333 * The following gobbledygook brought to you on behalf of __STDC__.
1334 * (I could just use #ifndef __STDC__, but this is more bulletproof
1335 * in the face of half-implementations.)
1338 #if defined(I_SYSMODE)
1339 #include <sys/mode.h>
1344 # define S_IFMT _S_IFMT
1346 # define S_IFMT 0170000
1351 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1355 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1360 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1362 # define S_ISBLK(m) (0)
1367 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1372 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1374 # define S_ISFIFO(m) (0)
1380 # define S_ISLNK(m) _S_ISLNK(m)
1383 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1386 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1388 # define S_ISLNK(m) (0)
1396 # define S_ISSOCK(m) _S_ISSOCK(m)
1399 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1402 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1404 # define S_ISSOCK(m) (0)
1412 # define S_IRUSR S_IREAD
1413 # define S_IWUSR S_IWRITE
1414 # define S_IXUSR S_IEXEC
1416 # define S_IRUSR 0400
1417 # define S_IWUSR 0200
1418 # define S_IXUSR 0100
1424 # define S_IRGRP (S_IRUSR>>3)
1425 # define S_IWGRP (S_IWUSR>>3)
1426 # define S_IXGRP (S_IXUSR>>3)
1428 # define S_IRGRP 0040
1429 # define S_IWGRP 0020
1430 # define S_IXGRP 0010
1436 # define S_IROTH (S_IRUSR>>6)
1437 # define S_IWOTH (S_IWUSR>>6)
1438 # define S_IXOTH (S_IXUSR>>6)
1440 # define S_IROTH 0040
1441 # define S_IWOTH 0020
1442 # define S_IXOTH 0010
1447 # define S_ISUID 04000
1451 # define S_ISGID 02000
1455 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1459 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1463 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1466 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1467 * which would get included through <sys/file.h >, but that is 3000
1468 * lines in the future. --jhi */
1470 #if !defined(S_IREAD) && !defined(__HAIKU__)
1471 # define S_IREAD S_IRUSR
1474 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1475 # define S_IWRITE S_IWUSR
1479 # define S_IEXEC S_IXUSR
1482 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1483 # define SLOPPYDIVIDE
1490 /* For the times when you want the return value of sprintf, and you want it
1491 to be the length. Can't have a thread variable passed in, because C89 has
1494 #ifdef SPRINTF_RETURNS_STRLEN
1495 # define my_sprintf sprintf
1497 # define my_sprintf Perl_my_sprintf
1501 * If we have v?snprintf() and the C99 variadic macros, we can just
1502 * use just the v?snprintf(). It is nice to try to trap the buffer
1503 * overflow, however, so if we are DEBUGGING, and we cannot use the
1504 * gcc statement expressions, then use the function wrappers which try
1505 * to trap the overflow. If we can use the gcc statement expressions,
1506 * we can try that even with the version that uses the C99 variadic
1510 /* Note that we do not check against snprintf()/vsnprintf() returning
1511 * negative values because that is non-standard behaviour and we use
1512 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1513 * that should be true only if the snprintf()/vsnprintf() are true
1514 * to the standard. */
1516 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1517 # ifdef PERL_USE_GCC_BRACE_GROUPS
1518 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1519 # define PERL_MY_SNPRINTF_GUARDED
1521 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1524 # define my_snprintf Perl_my_snprintf
1525 # define PERL_MY_SNPRINTF_GUARDED
1528 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1529 # ifdef PERL_USE_GCC_BRACE_GROUPS
1530 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (Size_t)(len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1531 # define PERL_MY_VSNPRINTF_GUARDED
1533 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1536 # define my_vsnprintf Perl_my_vsnprintf
1537 # define PERL_MY_VSNPRINTF_GUARDED
1541 # define my_strlcat strlcat
1543 # define my_strlcat Perl_my_strlcat
1547 # define my_strlcpy strlcpy
1549 # define my_strlcpy Perl_my_strlcpy
1553 The IV type is supposed to be long enough to hold any integral
1555 --Andy Dougherty August 1996
1561 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1562 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1563 # define IV_MAX INT64_MAX
1564 # define IV_MIN INT64_MIN
1565 # define UV_MAX UINT64_MAX
1567 # define UINT64_MIN 0
1569 # define UV_MIN UINT64_MIN
1571 # define IV_MAX PERL_QUAD_MAX
1572 # define IV_MIN PERL_QUAD_MIN
1573 # define UV_MAX PERL_UQUAD_MAX
1574 # define UV_MIN PERL_UQUAD_MIN
1579 # if defined(INT32_MAX) && IVSIZE == 4
1580 # define IV_MAX INT32_MAX
1581 # define IV_MIN INT32_MIN
1582 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1583 # define UV_MAX UINT32_MAX
1585 # define UV_MAX 4294967295U
1588 # define UINT32_MIN 0
1590 # define UV_MIN UINT32_MIN
1592 # define IV_MAX PERL_LONG_MAX
1593 # define IV_MIN PERL_LONG_MIN
1594 # define UV_MAX PERL_ULONG_MAX
1595 # define UV_MIN PERL_ULONG_MIN
1606 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1607 /* We think that removing this decade-old undef this will cause too much
1608 breakage on CPAN for too little gain. (See RT #119753)
1609 However, we do need HAS_QUAD in the core for use by the drand48 code,
1610 but not for Win32 VC6 because it has poor __int64 support. */
1616 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1618 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1619 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1621 #ifndef NO_PERL_PRESERVE_IVUV
1622 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1626 * The macros INT2PTR and NUM2PTR are (despite their names)
1627 * bi-directional: they will convert int/float to or from pointers.
1628 * However the conversion to int/float are named explicitly:
1629 * PTR2IV, PTR2UV, PTR2NV.
1631 * For int conversions we do not need two casts if pointers are
1632 * the same size as IV and UV. Otherwise we need an explicit
1633 * cast (PTRV) to avoid compiler warnings.
1635 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1637 # define INT2PTR(any,d) (any)(d)
1639 # if PTRSIZE == LONGSIZE
1640 # define PTRV unsigned long
1641 # define PTR2ul(p) (unsigned long)(p)
1643 # define PTRV unsigned
1648 # define INT2PTR(any,d) (any)(PTRV)(d)
1652 # define PTR2ul(p) INT2PTR(unsigned long,p)
1655 #define NUM2PTR(any,d) (any)(PTRV)(d)
1656 #define PTR2IV(p) INT2PTR(IV,p)
1657 #define PTR2UV(p) INT2PTR(UV,p)
1658 #define PTR2NV(p) NUM2PTR(NV,p)
1659 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1661 /* According to strict ANSI C89 one cannot freely cast between
1662 * data pointers and function (code) pointers. There are at least
1663 * two ways around this. One (used below) is to do two casts,
1664 * first the other pointer to an (unsigned) integer, and then
1665 * the integer to the other pointer. The other way would be
1666 * to use unions to "overlay" the pointers. For an example of
1667 * the latter technique, see union dirpu in struct xpvio in sv.h.
1668 * The only feasible use is probably temporarily storing
1669 * function pointers in a data pointer (such as a void pointer). */
1671 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1672 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1674 #ifdef USE_LONG_DOUBLE
1675 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1676 # define LONG_DOUBLE_EQUALS_DOUBLE
1678 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1679 # undef USE_LONG_DOUBLE /* Ouch! */
1684 /* Use an overridden DBL_DIG */
1688 # define DBL_DIG OVR_DBL_DIG
1690 /* The following is all to get DBL_DIG, in order to pick a nice
1691 default value for printing floating point numbers in Gconvert
1692 (see config.h). (It also has other uses, such as figuring out if
1693 a given precision of printing can be done with a double instead of
1694 a long double - Allen).
1703 #define DBL_DIG 15 /* A guess that works lots of places */
1708 /* Use an overridden LDBL_DIG */
1712 # define LDBL_DIG OVR_LDBL_DIG
1714 /* The following is all to get LDBL_DIG, in order to pick a nice
1715 default value for printing floating point numbers in Gconvert.
1719 # include <limits.h>
1724 # ifndef HAS_LDBL_DIG
1725 # if LONG_DOUBLESIZE == 10
1726 # define LDBL_DIG 18 /* assume IEEE */
1728 # if LONG_DOUBLESIZE == 12
1729 # define LDBL_DIG 18 /* gcc? */
1731 # if LONG_DOUBLESIZE == 16
1732 # define LDBL_DIG 33 /* assume IEEE */
1734 # if LONG_DOUBLESIZE == DOUBLESIZE
1735 # define LDBL_DIG DBL_DIG /* bummer */
1744 * This is for making sure we have a good DBL_MAX value, if possible,
1745 * either for usage as NV_MAX or for usage in figuring out if we can
1746 * fit a given long double into a double, if bug-fixing makes it
1747 * necessary to do so. - Allen <allens@cpan.org>
1751 # include <limits.h>
1755 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1756 # include <values.h>
1757 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1758 # define DBL_MAX MAXDOUBLE
1760 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1761 # define DBL_MIN MINDOUBLE
1764 #endif /* defined(I_VALUES) */
1769 # include <ieeefp.h>
1772 #ifdef USE_LONG_DOUBLE
1774 # include <sunmath.h>
1776 # define NV_DIG LDBL_DIG
1777 # ifdef LDBL_MANT_DIG
1778 # define NV_MANT_DIG LDBL_MANT_DIG
1781 # define NV_MIN LDBL_MIN
1784 # define NV_MAX LDBL_MAX
1786 # ifdef LDBL_MIN_10_EXP
1787 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1789 # ifdef LDBL_MAX_10_EXP
1790 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1792 # ifdef LDBL_EPSILON
1793 # define NV_EPSILON LDBL_EPSILON
1796 # define NV_MAX LDBL_MAX
1797 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1800 # define NV_MAX HUGE_VALL
1803 # define NV_MAX ((NV)HUGE_VAL)
1808 # define Perl_cos cosl
1809 # define Perl_sin sinl
1810 # define Perl_sqrt sqrtl
1811 # define Perl_exp expl
1812 # define Perl_log logl
1813 # define Perl_atan2 atan2l
1814 # define Perl_pow powl
1815 # define Perl_floor floorl
1816 # define Perl_ceil ceill
1817 # define Perl_fmod fmodl
1819 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1821 # define Perl_modf(x,y) modfl(x,y)
1822 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1823 prototype in <math.h> */
1824 # ifndef HAS_MODFL_PROTO
1825 EXTERN_C long double modfl(long double, long double *);
1828 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1829 extern long double Perl_my_modfl(long double x, long double *ip);
1830 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1834 # define Perl_frexp(x,y) frexpl(x,y)
1836 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1837 extern long double Perl_my_frexpl(long double x, int *e);
1838 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1843 # define Perl_isnan(x) isnanl(x)
1848 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1852 # define NV_DIG DBL_DIG
1853 # ifdef DBL_MANT_DIG
1854 # define NV_MANT_DIG DBL_MANT_DIG
1857 # define NV_MIN DBL_MIN
1860 # define NV_MAX DBL_MAX
1862 # ifdef DBL_MIN_10_EXP
1863 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1865 # ifdef DBL_MAX_10_EXP
1866 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1869 # define NV_EPSILON DBL_EPSILON
1871 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1872 # define NV_MAX DBL_MAX
1873 # define NV_MIN DBL_MIN
1876 # define NV_MAX HUGE_VAL
1879 # define Perl_cos cos
1880 # define Perl_sin sin
1881 # define Perl_sqrt sqrt
1882 # define Perl_exp exp
1883 # define Perl_log log
1884 # define Perl_atan2 atan2
1885 # define Perl_pow pow
1886 # define Perl_floor floor
1887 # define Perl_ceil ceil
1888 # define Perl_fmod fmod
1889 # define Perl_modf(x,y) modf(x,y)
1890 # define Perl_frexp(x,y) frexp(x,y)
1893 /* rumor has it that Win32 has _fpclass() */
1895 /* SGI has fpclassl... but not with the same result values,
1896 * and it's via a typedef (not via #define), so will need to redo Configure
1897 * to use. Not worth the trouble, IMO, at least until the below is used
1898 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1899 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1900 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1902 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1904 # include <ieeefp.h>
1909 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1910 # define Perl_fp_class() fpclassl(x)
1912 # define Perl_fp_class() fpclass(x)
1914 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1915 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1916 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1917 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1918 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1919 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1920 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1921 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1922 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1923 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1924 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1925 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1926 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1927 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1928 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1931 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS)
1933 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1934 # include <fp_class.h>
1936 # define Perl_fp_class(x) fp_class(x)
1937 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1938 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1939 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1940 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1941 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1942 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1943 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1944 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1945 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1946 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1947 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1948 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1949 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1950 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1951 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1954 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1956 # define Perl_fp_class(x) fpclassify(x)
1957 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1958 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1959 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1960 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1961 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1964 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1967 # define Perl_fp_class(x) class(x)
1969 # define Perl_fp_class(x) _class(x)
1971 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1972 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1973 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1974 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1975 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1976 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1977 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1978 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1979 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1980 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1981 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1982 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1983 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1984 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1985 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1988 /* rumor has it that Win32 has _isnan() */
1992 # define Perl_isnan(x) isnan((NV)x)
1994 # ifdef Perl_fp_class_nan
1995 # define Perl_isnan(x) Perl_fp_class_nan(x)
1997 # ifdef HAS_UNORDERED
1998 # define Perl_isnan(x) unordered((x), 0.0)
2000 # define Perl_isnan(x) ((x)!=(x))
2007 int isnan(double d);
2012 # define Perl_isinf(x) isinf((NV)x)
2014 # ifdef Perl_fp_class_inf
2015 # define Perl_isinf(x) Perl_fp_class_inf(x)
2017 # define Perl_isinf(x) ((x)==NV_INF)
2022 #ifndef Perl_isfinite
2024 # define Perl_isfinite(x) finite((NV)x)
2026 # ifdef HAS_ISFINITE
2027 # define Perl_isfinite(x) isfinite(x)
2029 # ifdef Perl_fp_class_finite
2030 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2032 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2038 /* The default is to use Perl's own atof() implementation (in numeric.c).
2039 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2040 * it is however best to use the native implementation of atof.
2041 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2042 * Some good tests to try out with either setting are t/base/num.t,
2043 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2044 * you may need to be using a different function than atof! */
2046 #ifndef USE_PERL_ATOF
2048 # define USE_PERL_ATOF
2051 # if USE_PERL_ATOF == 0
2052 # undef USE_PERL_ATOF
2056 #ifdef USE_PERL_ATOF
2057 # define Perl_atof(s) Perl_my_atof(s)
2058 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2060 # define Perl_atof(s) (NV)atof(s)
2061 # define Perl_atof2(s, n) ((n) = atof(s))
2064 /* Previously these definitions used hardcoded figures.
2065 * It is hoped these formula are more portable, although
2066 * no data one way or another is presently known to me.
2067 * The "PERL_" names are used because these calculated constants
2068 * do not meet the ANSI requirements for LONG_MAX, etc., which
2069 * need to be constants acceptable to #if - kja
2070 * define PERL_LONG_MAX 2147483647L
2071 * define PERL_LONG_MIN (-LONG_MAX - 1)
2072 * define PERL ULONG_MAX 4294967295L
2075 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2076 # include <limits.h>
2078 /* Included values.h above if necessary; still including limits.h down here,
2079 * despite doing above, because math.h might have overridden... XXX - Allen */
2082 * Try to figure out max and min values for the integral types. THE CORRECT
2083 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2084 * following hacks are used if neither limits.h or values.h provide them:
2085 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2086 * for types < int: (unsigned TYPE)~(unsigned)0
2087 * The argument to ~ must be unsigned so that later signed->unsigned
2088 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2089 * and it must not be smaller than int because ~ does integral promotion.
2090 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2091 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2092 * The latter is a hack which happens to work on some machines but
2093 * does *not* catch any random system, or things like integer types
2094 * with NaN if that is possible.
2096 * All of the types are explicitly cast to prevent accidental loss of
2097 * numeric range, and in the hope that they will be less likely to confuse
2098 * over-eager optimizers.
2102 #define PERL_UCHAR_MIN ((unsigned char)0)
2105 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2108 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2110 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2115 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2116 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2117 * depending on local options. Until Configure detects this (or at least
2118 * detects whether the "signed" keyword is available) the CHAR ranges
2119 * will not be included. UCHAR functions normally.
2123 #define PERL_USHORT_MIN ((unsigned short)0)
2126 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2129 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2132 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2134 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2140 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2142 # ifdef MAXSHORT /* Often used in <values.h> */
2143 # define PERL_SHORT_MAX ((short)MAXSHORT)
2146 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2148 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2154 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2157 # define PERL_SHORT_MIN ((short)MINSHORT)
2160 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2162 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2168 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2171 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2173 # define PERL_UINT_MAX (~(unsigned int)0)
2177 #define PERL_UINT_MIN ((unsigned int)0)
2180 # define PERL_INT_MAX ((int)INT_MAX)
2182 # ifdef MAXINT /* Often used in <values.h> */
2183 # define PERL_INT_MAX ((int)MAXINT)
2185 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2190 # define PERL_INT_MIN ((int)INT_MIN)
2193 # define PERL_INT_MIN ((int)MININT)
2195 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2200 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2203 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2205 # define PERL_ULONG_MAX (~(unsigned long)0)
2209 #define PERL_ULONG_MIN ((unsigned long)0L)
2212 # define PERL_LONG_MAX ((long)LONG_MAX)
2214 # ifdef MAXLONG /* Often used in <values.h> */
2215 # define PERL_LONG_MAX ((long)MAXLONG)
2217 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2222 # define PERL_LONG_MIN ((long)LONG_MIN)
2225 # define PERL_LONG_MIN ((long)MINLONG)
2227 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2233 # define PERL_UQUAD_MAX (~(UV)0)
2234 # define PERL_UQUAD_MIN ((UV)0)
2235 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2236 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2240 typedef MEM_SIZE STRLEN;
2243 typedef struct token TOKEN;
2244 typedef struct madprop MADPROP;
2245 typedef struct nexttoken NEXTTOKE;
2247 typedef struct op OP;
2248 typedef struct cop COP;
2249 typedef struct unop UNOP;
2250 typedef struct binop BINOP;
2251 typedef struct listop LISTOP;
2252 typedef struct logop LOGOP;
2253 typedef struct pmop PMOP;
2254 typedef struct svop SVOP;
2255 typedef struct padop PADOP;
2256 typedef struct pvop PVOP;
2257 typedef struct loop LOOP;
2260 typedef struct opslab OPSLAB;
2261 typedef struct opslot OPSLOT;
2264 typedef struct block_hooks BHK;
2265 typedef struct custom_op XOP;
2267 typedef struct interpreter PerlInterpreter;
2269 /* SGI's <sys/sema.h> has struct sv */
2271 # define STRUCT_SV perl_sv
2273 # define STRUCT_SV sv
2275 typedef struct STRUCT_SV SV;
2276 typedef struct av AV;
2277 typedef struct hv HV;
2278 typedef struct cv CV;
2279 typedef struct p5rx REGEXP;
2280 typedef struct gp GP;
2281 typedef struct gv GV;
2282 typedef struct io IO;
2283 typedef struct context PERL_CONTEXT;
2284 typedef struct block BLOCK;
2286 typedef struct magic MAGIC;
2287 typedef struct xpv XPV;
2288 typedef struct xpviv XPVIV;
2289 typedef struct xpvuv XPVUV;
2290 typedef struct xpvnv XPVNV;
2291 typedef struct xpvmg XPVMG;
2292 typedef struct xpvlv XPVLV;
2293 typedef struct xpvinvlist XINVLIST;
2294 typedef struct xpvav XPVAV;
2295 typedef struct xpvhv XPVHV;
2296 typedef struct xpvgv XPVGV;
2297 typedef struct xpvcv XPVCV;
2298 typedef struct xpvbm XPVBM;
2299 typedef struct xpvfm XPVFM;
2300 typedef struct xpvio XPVIO;
2301 typedef struct mgvtbl MGVTBL;
2302 typedef union any ANY;
2303 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2304 typedef struct ptr_tbl PTR_TBL_t;
2305 typedef struct clone_params CLONE_PARAMS;
2307 /* a pad or name pad is currently just an AV; but that might change,
2308 * so hide the type. */
2309 typedef struct padlist PADLIST;
2311 typedef AV PADNAMELIST;
2314 /* enable PERL_NEW_COPY_ON_WRITE by default */
2315 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2316 # define PERL_NEW_COPY_ON_WRITE
2319 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2320 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2321 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2323 # define PERL_ANY_COW
2326 # define PERL_SAWAMPERSAND
2331 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2332 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2333 # define USE_64_BIT_RAWIO /* implicit */
2337 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2338 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2339 * however, because operating systems like to do that themself. */
2342 # define FSEEKSIZE LSEEKSIZE
2344 # define FSEEKSIZE LONGSIZE
2348 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2349 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2350 # define USE_64_BIT_STDIO /* implicit */
2354 #ifdef USE_64_BIT_RAWIO
2357 # define Off_t off64_t
2359 # define LSEEKSIZE 8
2361 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2362 * will trigger defines like the ones below. Some 64-bit environments,
2363 * however, do not. Therefore we have to explicitly mix and match. */
2364 # if defined(USE_OPEN64)
2365 # define open open64
2367 # if defined(USE_LSEEK64)
2368 # define lseek lseek64
2370 # if defined(USE_LLSEEK)
2371 # define lseek llseek
2374 # if defined(USE_STAT64)
2375 # define stat stat64
2377 # if defined(USE_FSTAT64)
2378 # define fstat fstat64
2380 # if defined(USE_LSTAT64)
2381 # define lstat lstat64
2383 # if defined(USE_FLOCK64)
2384 # define flock flock64
2386 # if defined(USE_LOCKF64)
2387 # define lockf lockf64
2389 # if defined(USE_FCNTL64)
2390 # define fcntl fcntl64
2392 # if defined(USE_TRUNCATE64)
2393 # define truncate truncate64
2395 # if defined(USE_FTRUNCATE64)
2396 # define ftruncate ftruncate64
2400 #ifdef USE_64_BIT_STDIO
2401 # ifdef HAS_FPOS64_T
2403 # define Fpos_t fpos64_t
2405 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2406 * will trigger defines like the ones below. Some 64-bit environments,
2407 * however, do not. */
2408 # if defined(USE_FOPEN64)
2409 # define fopen fopen64
2411 # if defined(USE_FSEEK64)
2412 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2414 # if defined(USE_FTELL64)
2415 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2417 # if defined(USE_FSETPOS64)
2418 # define fsetpos fsetpos64
2420 # if defined(USE_FGETPOS64)
2421 # define fgetpos fgetpos64
2423 # if defined(USE_TMPFILE64)
2424 # define tmpfile tmpfile64
2426 # if defined(USE_FREOPEN64)
2427 # define freopen freopen64
2432 # include "iperlsys.h"
2437 # include "os2ish.h"
2439 # include "dosish.h"
2442 # include "vmsish.h"
2443 #elif defined(PLAN9)
2444 # include "./plan9/plan9ish.h"
2445 #elif defined(__VOS__)
2447 # include "./vos/vosish.h"
2449 # include "vos/vosish.h"
2451 #elif defined(__SYMBIAN32__)
2452 # include "symbian/symbianish.h"
2453 #elif defined(__HAIKU__)
2454 # include "haiku/haikuish.h"
2456 # include "unixish.h"
2459 /* NSIG logic from Configure --> */
2460 /* Strange style to avoid deeply-nested #if/#else/#endif */
2463 # define NSIG (_NSIG)
2469 # define NSIG (SIGMAX+1)
2475 # define NSIG (SIG_MAX+1)
2481 # define NSIG (_SIG_MAX+1)
2487 # define NSIG (MAXSIG+1)
2493 # define NSIG (MAX_SIG+1)
2498 # ifdef SIGARRAYSIZE
2499 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2505 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2509 /* Default to some arbitrary number that's big enough to get most
2510 of the common signals.
2515 /* <-- NSIG logic from Configure */
2517 #ifndef NO_ENVIRON_ARRAY
2518 # define USE_ENVIRON_ARRAY
2522 * initialise to avoid floating-point exceptions from overflow, etc
2524 #ifndef PERL_FPU_INIT
2525 # ifdef HAS_FPSETMASK
2526 # if HAS_FLOATINGPOINT_H
2527 # include <floatingpoint.h>
2529 /* Some operating systems have this as a macro, which in turn expands to a comma
2530 expression, and the last sub-expression is something that gets calculated,
2531 and then they have the gall to warn that a value computed is not used. Hence
2533 # define PERL_FPU_INIT (void)fpsetmask(0)
2535 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2536 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2537 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2538 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2540 # define PERL_FPU_INIT
2545 #ifndef PERL_FPU_PRE_EXEC
2546 # define PERL_FPU_PRE_EXEC {
2547 # define PERL_FPU_POST_EXEC }
2550 #ifndef PERL_SYS_INIT3_BODY
2551 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2555 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2556 Provides system-specific tune up of the C runtime environment necessary to
2557 run Perl interpreters. This should be called only once, before creating
2558 any Perl interpreters.
2560 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2561 Provides system-specific tune up of the C runtime environment necessary to
2562 run Perl interpreters. This should be called only once, before creating
2563 any Perl interpreters.
2565 =for apidoc Am|void|PERL_SYS_TERM|
2566 Provides system-specific clean up of the C runtime environment after
2567 running Perl interpreters. This should be called only once, after
2568 freeing any remaining Perl interpreters.
2573 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2574 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2575 #define PERL_SYS_TERM() Perl_sys_term()
2577 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2578 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2583 # ifdef _POSIX_PATH_MAX
2584 # if PATH_MAX > _POSIX_PATH_MAX
2585 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2586 * included the null byte or not. Later amendments of POSIX,
2587 * XPG4, the Austin Group, and the Single UNIX Specification
2588 * all explicitly include the null byte in the PATH_MAX.
2589 * Ditto for _POSIX_PATH_MAX. */
2590 # define MAXPATHLEN PATH_MAX
2592 # define MAXPATHLEN _POSIX_PATH_MAX
2595 # define MAXPATHLEN (PATH_MAX+1)
2598 # define MAXPATHLEN 1024 /* Err on the large side. */
2602 /* In case Configure was not used (we are using a "canned config"
2603 * such as Win32, or a cross-compilation setup, for example) try going
2604 * by the gcc major and minor versions. One useful URL is
2605 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2606 * but contrary to this information warn_unused_result seems
2607 * not to be in gcc 3.3.5, at least. --jhi
2608 * Also, when building extensions with an installed perl, this allows
2609 * the user to upgrade gcc and get the right attributes, rather than
2610 * relying on the list generated at Configure time. --AD
2611 * Set these up now otherwise we get confused when some of the <*thread.h>
2612 * includes below indirectly pull in <perlio.h> (which needs to know if we
2613 * have HASATTRIBUTE_FORMAT).
2617 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2618 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2619 # define HASATTRIBUTE_DEPRECATED
2621 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2622 # define HASATTRIBUTE_FORMAT
2623 # if defined __MINGW32__
2624 # define PRINTF_FORMAT_NULL_OK
2627 # if __GNUC__ >= 3 /* 3.0 -> */
2628 # define HASATTRIBUTE_MALLOC
2630 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2631 # define HASATTRIBUTE_NONNULL
2633 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2634 # define HASATTRIBUTE_NORETURN
2636 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2637 # define HASATTRIBUTE_PURE
2639 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2640 # define HASATTRIBUTE_UNUSED
2642 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2643 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2645 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2646 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2649 #endif /* #ifndef PERL_MICRO */
2651 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2652 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2653 * this results in many functions being undeclared which bothers C++
2654 * May make sense to have threads after "*ish.h" anyway
2657 #if defined(USE_ITHREADS)
2659 # include <nw5thread.h>
2662 # include <win32thread.h>
2665 # include "os2thread.h"
2667 # ifdef I_MACH_CTHREADS
2668 # include <mach/cthreads.h>
2669 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2670 # define MUTEX_INIT_CALLS_MALLOC
2672 typedef cthread_t perl_os_thread;
2673 typedef mutex_t perl_mutex;
2674 typedef condition_t perl_cond;
2675 typedef void * perl_key;
2676 # else /* Posix threads */
2678 # include <pthread.h>
2680 typedef pthread_t perl_os_thread;
2681 typedef pthread_mutex_t perl_mutex;
2682 typedef pthread_cond_t perl_cond;
2683 typedef pthread_key_t perl_key;
2684 # endif /* I_MACH_CTHREADS */
2687 # endif /* NETWARE */
2688 #endif /* USE_ITHREADS */
2695 # include "netware.h"
2698 #define STATUS_UNIX PL_statusvalue
2700 # define STATUS_NATIVE PL_statusvalue_vms
2702 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2703 * its contents can not be trusted. Unfortunately, Perl seems to check
2704 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2707 # include <stsdef.h>
2709 /* Presume this because if VMS changes it, it will require a new
2710 * set of APIs for waiting on children for binary compatibility.
2712 # define child_offset_bits (8)
2713 # ifndef C_FAC_POSIX
2714 # define C_FAC_POSIX 0x35A000
2717 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2718 * platform from the existing UNIX or Native status values.
2721 # define STATUS_EXIT \
2722 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2723 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2726 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2727 * exit code and shifts the UNIX value over the correct number of bits to
2728 * be a child status. Usually the number of bits is 8, but that could be
2729 * platform dependent. The NATIVE status code is presumed to have either
2730 * from a child process.
2733 /* This is complicated. The child processes return a true native VMS
2734 status which must be saved. But there is an assumption in Perl that
2735 the UNIX child status has some relationship to errno values, so
2736 Perl tries to translate it to text in some of the tests.
2737 In order to get the string translation correct, for the error, errno
2738 must be EVMSERR, but that generates a different text message
2739 than what the test programs are expecting. So an errno value must
2740 be derived from the native status value when an error occurs.
2741 That will hide the true native status message. With this version of
2742 perl, the true native child status can always be retrieved so that
2743 is not a problem. But in this case, Pl_statusvalue and errno may
2744 have different values in them.
2747 # define STATUS_NATIVE_CHILD_SET(n) \
2749 I32 evalue = (I32)n; \
2750 if (evalue == EVMSERR) { \
2751 PL_statusvalue_vms = vaxc$errno; \
2752 PL_statusvalue = evalue; \
2754 PL_statusvalue_vms = evalue; \
2755 if (evalue == -1) { \
2756 PL_statusvalue = -1; \
2757 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2759 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2760 set_vaxc_errno(evalue); \
2761 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2762 set_errno(EVMSERR); \
2763 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2764 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2768 # ifdef VMSISH_STATUS
2769 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2771 # define STATUS_CURRENT STATUS_UNIX
2774 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2775 * the NATIVE status to an equivalent value. Can not be used to translate
2776 * exit code values as exit code values are not guaranteed to have any
2777 * relationship at all to errno values.
2778 * This is used when Perl is forcing errno to have a specific value.
2780 # define STATUS_UNIX_SET(n) \
2782 I32 evalue = (I32)n; \
2783 PL_statusvalue = evalue; \
2784 if (PL_statusvalue != -1) { \
2785 if (PL_statusvalue != EVMSERR) { \
2786 PL_statusvalue &= 0xFFFF; \
2787 if (MY_POSIX_EXIT) \
2788 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2789 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2792 PL_statusvalue_vms = vaxc$errno; \
2795 else PL_statusvalue_vms = SS$_ABORT; \
2796 set_vaxc_errno(PL_statusvalue_vms); \
2799 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2800 * the NATIVE error status based on it.
2802 * When in the default mode to comply with the Perl VMS documentation,
2803 * 0 is a success and any other code sets the NATIVE status to a failure
2804 * code of SS$_ABORT.
2806 * In the new POSIX EXIT mode, native status will be set so that the
2807 * actual exit code will can be retrieved by the calling program or
2810 * If the exit code is not clearly a UNIX parent or child exit status,
2811 * it will be passed through as a VMS status.
2814 # define STATUS_UNIX_EXIT_SET(n) \
2816 I32 evalue = (I32)n; \
2817 PL_statusvalue = evalue; \
2818 if (MY_POSIX_EXIT) { \
2819 if (evalue <= 0xFF00) { \
2820 if (evalue > 0xFF) \
2821 evalue = (evalue >> child_offset_bits) & 0xFF; \
2822 PL_statusvalue_vms = \
2823 (C_FAC_POSIX | (evalue << 3 ) | \
2824 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2825 } else /* forgive them Perl, for they have sinned */ \
2826 PL_statusvalue_vms = evalue; \
2829 PL_statusvalue_vms = SS$_NORMAL; \
2830 else if (evalue <= 0xFF00) \
2831 PL_statusvalue_vms = SS$_ABORT; \
2832 else { /* forgive them Perl, for they have sinned */ \
2833 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2834 else PL_statusvalue_vms = vaxc$errno; \
2835 /* And obviously used a VMS status value instead of UNIX */ \
2836 PL_statusvalue = EVMSERR; \
2838 set_vaxc_errno(PL_statusvalue_vms); \
2843 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2844 * and sets the NATIVE error status based on it. This special case
2845 * is needed to maintain compatibility with past VMS behavior.
2847 * In the default mode on VMS, this number is passed through as
2848 * both the NATIVE and UNIX status. Which makes it different
2849 * that the STATUS_UNIX_EXIT_SET.
2851 * In the new POSIX EXIT mode, native status will be set so that the
2852 * actual exit code will can be retrieved by the calling program or
2855 * A POSIX exit code is from 0 to 255. If the exit code is higher
2856 * than this, it needs to be assumed that it is a VMS exit code and
2860 # define STATUS_EXIT_SET(n) \
2862 I32 evalue = (I32)n; \
2863 PL_statusvalue = evalue; \
2864 if (MY_POSIX_EXIT) \
2865 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2866 PL_statusvalue_vms = \
2867 (C_FAC_POSIX | (evalue << 3 ) | \
2868 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2870 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2871 set_vaxc_errno(PL_statusvalue_vms); \
2875 /* This macro forces a success status */
2876 # define STATUS_ALL_SUCCESS \
2877 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2879 /* This macro forces a failure status */
2880 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2881 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2882 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2885 # define STATUS_NATIVE PL_statusvalue_posix
2886 # if defined(WCOREDUMP)
2887 # define STATUS_NATIVE_CHILD_SET(n) \
2889 PL_statusvalue_posix = (n); \
2890 if (PL_statusvalue_posix == -1) \
2891 PL_statusvalue = -1; \
2894 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2895 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2896 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2899 # elif defined(WIFEXITED)
2900 # define STATUS_NATIVE_CHILD_SET(n) \
2902 PL_statusvalue_posix = (n); \
2903 if (PL_statusvalue_posix == -1) \
2904 PL_statusvalue = -1; \
2907 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2908 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2912 # define STATUS_NATIVE_CHILD_SET(n) \
2914 PL_statusvalue_posix = (n); \
2915 if (PL_statusvalue_posix == -1) \
2916 PL_statusvalue = -1; \
2919 PL_statusvalue_posix & 0xFFFF; \
2923 # define STATUS_UNIX_SET(n) \
2925 PL_statusvalue = (n); \
2926 if (PL_statusvalue != -1) \
2927 PL_statusvalue &= 0xFFFF; \
2929 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2930 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2931 # define STATUS_CURRENT STATUS_UNIX
2932 # define STATUS_EXIT STATUS_UNIX
2933 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2934 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2937 /* flags in PL_exit_flags for nature of exit() */
2938 #define PERL_EXIT_EXPECTED 0x01
2939 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2940 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2941 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2944 /* format to use for version numbers in file/directory names */
2945 /* XXX move to Configure? */
2946 /* This was only ever used for the current version, and that can be done at
2947 compile time, as PERL_FS_VERSION, so should we just delete it? */
2948 # ifndef PERL_FS_VER_FMT
2949 # define PERL_FS_VER_FMT "%d.%d.%d"
2953 #ifndef PERL_FS_VERSION
2954 # define PERL_FS_VERSION PERL_VERSION_STRING
2957 /* This defines a way to flush all output buffers. This may be a
2958 * performance issue, so we allow people to disable it. Also, if
2959 * we are using stdio, there are broken implementations of fflush(NULL)
2960 * out there, Solaris being the most prominent.
2962 #ifndef PERL_FLUSHALL_FOR_CHILD
2963 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2964 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2967 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2969 # define PERL_FLUSHALL_FOR_CHILD NOOP
2974 #ifndef PERL_WAIT_FOR_CHILDREN
2975 # define PERL_WAIT_FOR_CHILDREN NOOP
2978 /* the traditional thread-unsafe notion of "current interpreter". */
2979 #ifndef PERL_SET_INTERP
2980 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2983 #ifndef PERL_GET_INTERP
2984 # define PERL_GET_INTERP (PL_curinterp)
2987 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2988 # ifdef MULTIPLICITY
2989 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2991 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2995 This replaces the previous %_ "hack" by the "%p" hacks.
2996 All that is required is that the perl source does not
2997 use "%-p" or "%-<number>p" or "%<number>p" formats.
2998 These formats will still work in perl code.
2999 See comments in sv.c for further details.
3001 Robin Barker 2005-07-14
3003 No longer use %1p for VDf = %vd. RMB 2007-10-19
3007 # define SVf_(n) "-" STRINGIFY(n) "p"
3015 # define SVf32 SVf_(32)
3019 # define SVf256 SVf_(256)
3022 #define SVfARG(p) ((void*)(p))
3028 /* Not ideal, but we cannot easily include a number in an already-numeric
3029 * format sequence. */
3031 # define HEKf256 "3p"
3034 #define HEKfARG(p) ((void*)(p))
3036 /* Takes three arguments: is_utf8, length, str */
3038 # define UTF8f "d%"UVuf"%4p"
3040 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3043 /* not used; but needed for backward compatibility with XS code? - RMB */
3051 #ifdef HASATTRIBUTE_DEPRECATED
3052 # define __attribute__deprecated__ __attribute__((deprecated))
3054 #ifdef HASATTRIBUTE_FORMAT
3055 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3057 #ifdef HASATTRIBUTE_MALLOC
3058 # define __attribute__malloc__ __attribute__((__malloc__))
3060 #ifdef HASATTRIBUTE_NONNULL
3061 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3063 #ifdef HASATTRIBUTE_NORETURN
3064 # define __attribute__noreturn__ __attribute__((noreturn))
3066 #ifdef HASATTRIBUTE_PURE
3067 # define __attribute__pure__ __attribute__((pure))
3069 #ifdef HASATTRIBUTE_UNUSED
3070 # define __attribute__unused__ __attribute__((unused))
3072 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3073 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3076 /* If we haven't defined the attributes yet, define them to blank. */
3077 #ifndef __attribute__deprecated__
3078 # define __attribute__deprecated__
3080 #ifndef __attribute__format__
3081 # define __attribute__format__(x,y,z)
3083 #ifndef __attribute__malloc__
3084 # define __attribute__malloc__
3086 #ifndef __attribute__nonnull__
3087 # define __attribute__nonnull__(a)
3089 #ifndef __attribute__noreturn__
3090 # define __attribute__noreturn__
3092 #ifndef __attribute__pure__
3093 # define __attribute__pure__
3095 #ifndef __attribute__unused__
3096 # define __attribute__unused__
3098 #ifndef __attribute__warn_unused_result__
3099 # define __attribute__warn_unused_result__
3102 /* For functions that are marked as __attribute__noreturn__, it's not
3103 appropriate to call return. In either case, include the lint directive.
3105 #ifdef HASATTRIBUTE_NORETURN
3106 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */
3108 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */ return 0
3111 /* Some OS warn on NULL format to printf */
3112 #ifdef PRINTF_FORMAT_NULL_OK
3113 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3115 # define __attribute__format__null_ok__(x,y,z)
3118 #ifdef HAS_BUILTIN_EXPECT
3119 # define EXPECT(expr,val) __builtin_expect(expr,val)
3121 # define EXPECT(expr,val) (expr)
3123 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3124 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3125 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3130 #ifndef __has_builtin
3131 # define __has_builtin(x) 0 /* not a clang style compiler */
3134 /* ASSUME is like assert(), but it has a benefit in a release build. It is a
3135 hint to a compiler about a statement of fact in a function call free
3136 expression, which allows the compiler to generate better machine code.
3137 In a debug build, ASSUME(x) is a synonym for assert(x). ASSUME(0) means
3138 the control path is unreachable. In a for loop, ASSUME can be used to hint
3139 that a loop will run atleast X times. ASSUME is based off MSVC's __assume
3140 intrinsic function, see its documents for more details.
3144 # if __has_builtin(__builtin_unreachable) \
3145 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5 || __GNUC__ > 5) /* 4.5 -> */
3146 # define ASSUME(x) ((x) ? (void) 0 : __builtin_unreachable())
3147 # elif defined(_MSC_VER)
3148 # define ASSUME(x) __assume(x)
3149 # elif defined(__ARMCC_VERSION) /* untested */
3150 # define ASSUME(x) __promise(x)
3152 /* a random compiler might define assert to its own special optimization token
3153 so pass it through to C lib as a last resort */
3154 # define ASSUME(x) assert(x)
3157 # define ASSUME(x) assert(x)
3160 #define NOT_REACHED ASSUME(0)
3162 /* Some unistd.h's give a prototype for pause() even though
3163 HAS_PAUSE ends up undefined. This causes the #define
3164 below to be rejected by the compiler. Sigh.
3169 #define Pause() sleep((32767<<16)+32767)
3173 # ifdef IOCPARM_MASK
3174 /* on BSDish systems we're safe */
3175 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3177 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3178 /* on Linux systems we're safe; except when we're not [perl #38223] */
3179 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3181 /* otherwise guess at what's safe */
3182 # define IOCPARM_LEN(x) 256
3187 #if defined(__CYGWIN__)
3189 * This symbol, if defined, indicates that the program should
3190 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3191 * that a file is in "binary" mode -- that is, that no translation
3192 * of bytes occurs on read or write operations.
3194 # define USEMYBINMODE /**/
3195 # include <io.h> /* for setmode() prototype */
3196 # define my_binmode(fp, iotype, mode) \
3197 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3201 void init_os_extras(void);
3204 #ifdef UNION_ANY_DEFINITION
3205 UNION_ANY_DEFINITION;
3215 void (*any_dptr) (void*);
3216 void (*any_dxptr) (pTHX_ void*);
3220 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3222 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3223 #define FILTER_DATA(idx) \
3224 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3225 #define FILTER_ISREADER(idx) \
3226 (PL_parser && PL_parser->rsfp_filters \
3227 && idx >= AvFILLp(PL_parser->rsfp_filters))
3228 #define PERL_FILTER_EXISTS(i) \
3229 (PL_parser && PL_parser->rsfp_filters \
3230 && (i) <= av_len(PL_parser->rsfp_filters))
3232 #if defined(_AIX) && !defined(_AIX43)
3233 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3234 /* We cannot include <crypt.h> to get the struct crypt_data
3235 * because of setkey prototype problems when threading */
3236 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3237 /* From OSF, Not needed in AIX
3245 #endif /* threading */
3249 # include "iperlsys.h"
3252 #ifdef __LIBCATAMOUNT__
3253 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3255 #define FAKE_BIT_BUCKET
3258 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3259 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3260 * defined by Configure, despite their names being similar to the
3261 * other defines like USE_ITHREADS. Configure in fact knows nothing
3262 * about the randomised hashes. Therefore to enable/disable the hash
3263 * randomisation defines use the Configure -Accflags=... instead. */
3264 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3265 # define USE_HASH_SEED
3268 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3269 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3270 * it's not really needed.
3273 # define YYTOKENTYPE
3279 YYSTYPE next_val; /* value of next token, if any */
3280 I32 next_type; /* type of next token */
3281 MADPROP *next_mad; /* everything else about that token */
3285 /* macros to define bit-fields in structs. */
3286 #ifndef PERL_BITFIELD8
3287 # define PERL_BITFIELD8 unsigned
3289 #ifndef PERL_BITFIELD16
3290 # define PERL_BITFIELD16 unsigned
3292 #ifndef PERL_BITFIELD32
3293 # define PERL_BITFIELD32 unsigned
3303 #include "opnames.h"
3310 #include "warnings.h"
3313 /* these would be in doio.h if there was such a file */
3314 #define my_stat() my_stat_flags(SV_GMAGIC)
3315 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3317 /* defined in sv.c, but also used in [ach]v.c */
3320 #undef _XPVCV_COMMON
3322 typedef struct _sublex_info SUBLEXINFO;
3323 struct _sublex_info {
3324 U8 super_state; /* lexer state to save */
3325 U16 sub_inwhat; /* "lex_inwhat" to use */
3326 OP *sub_op; /* "lex_op" to use */
3327 SV *repl; /* replacement of s/// or y/// */
3332 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3334 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
3336 /* These have to be predeclared, as they are used in proto.h which is #included
3337 * before their definitions in regcomp.h. */
3340 struct regnode_charclass_class;
3342 /* A hopefully less confusing name. The sub-classes are all Posix classes only
3343 * used under /l matching */
3344 typedef struct regnode_charclass_class regnode_charclass_posixl;
3346 typedef struct regnode_ssc regnode_ssc;
3347 typedef struct RExC_state_t RExC_state_t;
3348 struct _reg_trie_data;
3352 struct ptr_tbl_ent {
3353 struct ptr_tbl_ent* next;
3359 struct ptr_tbl_ent** tbl_ary;
3362 struct ptr_tbl_arena *tbl_arena;
3363 struct ptr_tbl_ent *tbl_arena_next;
3364 struct ptr_tbl_ent *tbl_arena_end;
3367 #if defined(htonl) && !defined(HAS_HTONL)
3370 #if defined(htons) && !defined(HAS_HTONS)
3373 #if defined(ntohl) && !defined(HAS_NTOHL)
3376 #if defined(ntohs) && !defined(HAS_NTOHS)
3384 # if (BYTEORDER & 0xffff) == 0x4321
3385 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3386 re-order their values. However, to behave identically to the alternative
3387 implementations, they should truncate to the correct size. */
3388 # define ntohl(x) ((x)&0xFFFFFFFF)
3389 # define htonl(x) ntohl(x)
3390 # define ntohs(x) ((x)&0xFFFF)
3391 # define htons(x) ntohs(x)
3392 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3394 /* Note that we can't straight out declare our own htonl and htons because
3395 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3396 to avoid the overhead of initialising the socket subsystem, but the headers
3397 that *declare* the various functions are still seen. If we declare our own
3398 htonl etc they will clash with the declarations in the Win32 headers. */
3400 PERL_STATIC_INLINE U32
3401 my_swap32(const U32 x) {
3402 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3403 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3406 PERL_STATIC_INLINE U16
3407 my_swap16(const U16 x) {
3408 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3411 # define htonl(x) my_swap32(x)
3412 # define ntohl(x) my_swap32(x)
3413 # define ntohs(x) my_swap16(x)
3414 # define htons(x) my_swap16(x)
3416 # error "Unsupported byteorder"
3417 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3418 the error message. Please check the value of the macro BYTEORDER, as defined
3419 in config.h. The values of BYTEORDER we expect are
3421 big endian little endian
3422 32 bit 0x4321 0x1234
3423 64 bit 0x87654321 0x12345678
3425 If you have a system with a different byte order, please see
3426 pod/perlhack.pod for how to submit a patch to add supporting code.
3432 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3435 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3436 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3437 re-order their values. However, to behave identically to the alternative
3438 implementations, they should truncate to the correct size. */
3439 # define vtohl(x) ((x)&0xFFFFFFFF)
3440 # define vtohs(x) ((x)&0xFFFF)
3441 # define htovl(x) vtohl(x)
3442 # define htovs(x) vtohs(x)
3443 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3444 # define vtohl(x) ((((x)&0xFF)<<24) \
3446 +(((x)&0x0000FF00)<<8) \
3447 +(((x)&0x00FF0000)>>8) )
3448 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3449 # define htovl(x) vtohl(x)
3450 # define htovs(x) vtohs(x)
3452 # error "Unsupported byteorder"
3453 /* If you have need for current perl on PDP-11 or similar, and can help test
3454 that blead keeps working on a mixed-endian system, then see
3455 pod/perlhack.pod for how to submit patches to things working again. */
3458 /* *MAX Plus 1. A floating point value.
3459 Hopefully expressed in a way that dodgy floating point can't mess up.
3460 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3462 May find that some broken compiler will want the value cast to I32.
3463 [after the shift, as signed >> may not be as secure as unsigned >>]
3465 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3466 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3467 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3468 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3469 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3471 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3473 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3474 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3475 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3477 /* This may look like unnecessary jumping through hoops, but converting
3478 out of range floating point values to integers *is* undefined behaviour,
3479 and it is starting to bite.
3482 #define I_32(what) (cast_i32((NV)(what)))
3483 #define U_32(what) (cast_ulong((NV)(what)))
3484 #define I_V(what) (cast_iv((NV)(what)))
3485 #define U_V(what) (cast_uv((NV)(what)))
3487 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3488 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3489 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3490 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3491 : ((n) < U32_MAX_P1 ? (U32) (n) \
3492 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3493 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3494 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3495 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3496 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3497 : ((n) < UV_MAX_P1 ? (UV) (n) \
3498 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3501 #define U_S(what) ((U16)U_32(what))
3502 #define U_I(what) ((unsigned int)U_32(what))
3503 #define U_L(what) U_32(what)
3506 # define Perl_signbit signbit
3509 /* These do not care about the fractional part, only about the range. */
3510 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3511 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3513 /* Used with UV/IV arguments: */
3514 /* XXXX: need to speed it up */
3515 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3516 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3523 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3524 Uid_t getuid (void);
3525 Uid_t geteuid (void);
3526 Gid_t getgid (void);
3527 Gid_t getegid (void);
3531 #ifndef Perl_debug_log
3532 # define Perl_debug_log PerlIO_stderr()
3535 #ifndef Perl_error_log
3536 # define Perl_error_log (PL_stderrgv \
3537 && isGV(PL_stderrgv) \
3538 && GvIOp(PL_stderrgv) \
3539 && IoOFP(GvIOp(PL_stderrgv)) \
3540 ? IoOFP(GvIOp(PL_stderrgv)) \
3545 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3546 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3547 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3548 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3549 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3550 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3551 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3552 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3553 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3554 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3555 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3556 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3557 /* U is reserved for Unofficial, exploratory hacking */
3558 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3559 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3560 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3561 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3562 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3563 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3564 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3565 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3566 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3567 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3568 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3569 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3570 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3571 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3572 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3574 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3575 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3576 that something was done? */
3578 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3579 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3580 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3581 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3582 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3583 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3584 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3585 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3586 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3587 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3588 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3589 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3590 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3591 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3592 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3593 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3594 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3595 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3596 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3597 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3598 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3599 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3600 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3601 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3602 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3603 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3604 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3605 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3606 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3610 # define DEBUG_p_TEST DEBUG_p_TEST_
3611 # define DEBUG_s_TEST DEBUG_s_TEST_
3612 # define DEBUG_l_TEST DEBUG_l_TEST_
3613 # define DEBUG_t_TEST DEBUG_t_TEST_
3614 # define DEBUG_o_TEST DEBUG_o_TEST_
3615 # define DEBUG_c_TEST DEBUG_c_TEST_
3616 # define DEBUG_P_TEST DEBUG_P_TEST_
3617 # define DEBUG_m_TEST DEBUG_m_TEST_
3618 # define DEBUG_f_TEST DEBUG_f_TEST_
3619 # define DEBUG_r_TEST DEBUG_r_TEST_
3620 # define DEBUG_x_TEST DEBUG_x_TEST_
3621 # define DEBUG_u_TEST DEBUG_u_TEST_
3622 # define DEBUG_U_TEST DEBUG_U_TEST_
3623 # define DEBUG_H_TEST DEBUG_H_TEST_
3624 # define DEBUG_X_TEST DEBUG_X_TEST_
3625 # define DEBUG_D_TEST DEBUG_D_TEST_
3626 # define DEBUG_S_TEST DEBUG_S_TEST_
3627 # define DEBUG_T_TEST DEBUG_T_TEST_
3628 # define DEBUG_R_TEST DEBUG_R_TEST_
3629 # define DEBUG_J_TEST DEBUG_J_TEST_
3630 # define DEBUG_v_TEST DEBUG_v_TEST_
3631 # define DEBUG_C_TEST DEBUG_C_TEST_
3632 # define DEBUG_A_TEST DEBUG_A_TEST_
3633 # define DEBUG_q_TEST DEBUG_q_TEST_
3634 # define DEBUG_M_TEST DEBUG_M_TEST_
3635 # define DEBUG_B_TEST DEBUG_B_TEST_
3636 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3637 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3638 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3640 # define PERL_DEB(a) a
3641 # define PERL_DEBUG(a) if (PL_debug) a
3642 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3643 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3644 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3645 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3646 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3647 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3648 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3650 /* Temporarily turn off memory debugging in case the a
3651 * does memory allocation, either directly or indirectly. */
3652 # define DEBUG_m(a) \
3654 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3657 # define DEBUG__(t, a) \
3659 if (t) STMT_START {a;} STMT_END; \
3662 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3663 #ifndef PERL_EXT_RE_BUILD
3664 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3666 # define DEBUG_r(a) STMT_START {a;} STMT_END
3667 #endif /* PERL_EXT_RE_BUILD */
3668 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3669 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3670 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3671 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3672 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3673 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3674 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3675 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3676 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3678 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3679 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3680 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3681 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3682 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3683 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3684 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3685 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3686 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3688 #else /* DEBUGGING */
3690 # define DEBUG_p_TEST (0)
3691 # define DEBUG_s_TEST (0)
3692 # define DEBUG_l_TEST (0)
3693 # define DEBUG_t_TEST (0)
3694 # define DEBUG_o_TEST (0)
3695 # define DEBUG_c_TEST (0)
3696 # define DEBUG_P_TEST (0)
3697 # define DEBUG_m_TEST (0)
3698 # define DEBUG_f_TEST (0)
3699 # define DEBUG_r_TEST (0)
3700 # define DEBUG_x_TEST (0)
3701 # define DEBUG_u_TEST (0)
3702 # define DEBUG_U_TEST (0)
3703 # define DEBUG_H_TEST (0)
3704 # define DEBUG_X_TEST (0)
3705 # define DEBUG_D_TEST (0)
3706 # define DEBUG_S_TEST (0)
3707 # define DEBUG_T_TEST (0)
3708 # define DEBUG_R_TEST (0)
3709 # define DEBUG_J_TEST (0)
3710 # define DEBUG_v_TEST (0)
3711 # define DEBUG_C_TEST (0)
3712 # define DEBUG_A_TEST (0)
3713 # define DEBUG_q_TEST (0)
3714 # define DEBUG_M_TEST (0)
3715 # define DEBUG_B_TEST (0)
3716 # define DEBUG_Xv_TEST (0)
3717 # define DEBUG_Uv_TEST (0)
3718 # define DEBUG_Pv_TEST (0)
3720 # define PERL_DEB(a)
3721 # define PERL_DEBUG(a)
3747 # define DEBUG_Xv(a)
3748 # define DEBUG_Uv(a)
3749 # define DEBUG_Pv(a)
3750 #endif /* DEBUGGING */
3753 #define DEBUG_SCOPE(where) \
3755 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3756 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3757 __FILE__, __LINE__));
3759 #if defined(DEBUGGING) && defined(I_ASSERT)
3760 # include <assert.h>
3763 /* Keep the old croak based assert for those who want it, and as a fallback if
3764 the platform is so heretically non-ANSI that it can't assert. */
3766 #define Perl_assert(what) PERL_DEB( \
3767 ((what) ? ((void) 0) : \
3768 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3769 "\", line %d", STRINGIFY(what), __LINE__), \
3773 # define assert(what) Perl_assert(what)
3776 # define assert_(what) assert(what),
3778 # define assert_(what)
3782 I32 (*uf_val)(pTHX_ IV, SV*);
3783 I32 (*uf_set)(pTHX_ IV, SV*);
3787 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3788 * XS code wanting to be backward compatible can do something
3789 * like the following:
3791 #ifndef PERL_MG_UFUNC
3792 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3795 static PERL_MG_UFUNC(foo_get, index, val)
3805 #ifndef PERL_MG_UFUNC
3806 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3809 /* Fix these up for __STDC__ */
3810 #ifndef DONT_DECLARE_STD
3811 char *mktemp (char*);
3813 double atof (const char*);
3818 /* All of these are in stdlib.h or time.h for ANSI C */
3820 struct tm *gmtime(), *localtime();
3822 char *(strchr)(), *(strrchr)();
3823 char *(strcpy)(), *(strcat)();
3825 char *strchr(), *strrchr();
3826 char *strcpy(), *strcat();
3828 #endif /* ! STANDARD_C */
3835 double exp (double);
3836 double log (double);
3837 double log10 (double);
3838 double sqrt (double);
3839 double frexp (double,int*);
3840 double ldexp (double,int);
3841 double modf (double,double*);
3842 double sin (double);
3843 double cos (double);
3844 double atan2 (double,double);
3845 double pow (double,double);
3849 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3850 # define NV_INF LDBL_INFINITY
3852 #if !defined(NV_INF) && defined(DBL_INFINITY)
3853 # define NV_INF (NV)DBL_INFINITY
3855 #if !defined(NV_INF) && defined(INFINITY)
3856 # define NV_INF (NV)INFINITY
3858 #if !defined(NV_INF) && defined(INF)
3859 # define NV_INF (NV)INF
3861 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3862 # define NV_INF (NV)HUGE_VALL
3864 #if !defined(NV_INF) && defined(HUGE_VAL)
3865 # define NV_INF (NV)HUGE_VAL
3868 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3869 # if !defined(NV_NAN) && defined(LDBL_NAN)
3870 # define NV_NAN LDBL_NAN
3872 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3873 # define NV_NAN LDBL_QNAN
3875 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3876 # define NV_NAN LDBL_SNAN
3879 #if !defined(NV_NAN) && defined(DBL_NAN)
3880 # define NV_NAN (NV)DBL_NAN
3882 #if !defined(NV_NAN) && defined(DBL_QNAN)
3883 # define NV_NAN (NV)DBL_QNAN
3885 #if !defined(NV_NAN) && defined(DBL_SNAN)
3886 # define NV_NAN (NV)DBL_SNAN
3888 #if !defined(NV_NAN) && defined(QNAN)
3889 # define NV_NAN (NV)QNAN
3891 #if !defined(NV_NAN) && defined(SNAN)
3892 # define NV_NAN (NV)SNAN
3894 #if !defined(NV_NAN) && defined(NAN)
3895 # define NV_NAN (NV)NAN
3899 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3900 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3902 # if !defined(WIN32) && !defined(VMS)
3904 char *crypt (const char*, const char*);
3906 # endif /* !WIN32 */
3907 # endif /* !NeXT && !__NeXT__ */
3908 # ifndef DONT_DECLARE_STD
3910 char *getenv (const char*);
3911 # endif /* !getenv */
3912 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3913 # ifdef _FILE_OFFSET_BITS
3914 # if _FILE_OFFSET_BITS == 64
3915 Off_t lseek (int,Off_t,int);
3919 # endif /* !DONT_DECLARE_STD */
3922 char *getlogin (void);
3924 # endif /* !WIN32 */
3925 #endif /* !__cplusplus */
3927 /* Fixme on VMS. This needs to be a run-time, not build time options */
3928 /* Also rename() is affected by this */
3929 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3930 #define UNLINK unlnk
3931 I32 unlnk (pTHX_ const char*);
3933 #define UNLINK PerlLIO_unlink
3936 /* some versions of glibc are missing the setresuid() proto */
3937 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3938 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3940 /* some versions of glibc are missing the setresgid() proto */
3941 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3942 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3945 #ifndef HAS_SETREUID
3946 # ifdef HAS_SETRESUID
3947 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3948 # define HAS_SETREUID
3951 #ifndef HAS_SETREGID
3952 # ifdef HAS_SETRESGID
3953 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3954 # define HAS_SETREGID
3958 /* Sighandler_t defined in iperlsys.h */
3960 #ifdef HAS_SIGACTION
3961 typedef struct sigaction Sigsave_t;
3963 typedef Sighandler_t Sigsave_t;
3974 # define RUNOPS_DEFAULT Perl_runops_debug
3976 # define RUNOPS_DEFAULT Perl_runops_standard
3980 EXTERN_C void PerlIO_teardown(void);
3981 # ifdef USE_ITHREADS
3982 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3983 # define PERLIO_TERM \
3985 PerlIO_teardown(); \
3986 MUTEX_DESTROY(&PL_perlio_mutex);\
3989 # define PERLIO_INIT
3990 # define PERLIO_TERM PerlIO_teardown()
3993 # define PERLIO_INIT
3994 # define PERLIO_TERM
3998 # ifdef MUTEX_INIT_CALLS_MALLOC
3999 # define MALLOC_INIT \
4001 PL_malloc_mutex = NULL; \
4002 MUTEX_INIT(&PL_malloc_mutex); \
4004 # define MALLOC_TERM \
4006 perl_mutex tmp = PL_malloc_mutex; \
4007 PL_malloc_mutex = NULL; \
4008 MUTEX_DESTROY(&tmp); \
4011 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4012 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4015 # define MALLOC_INIT
4016 # define MALLOC_TERM
4019 #if defined(PERL_IMPLICIT_CONTEXT)
4021 struct perl_memory_debug_header;
4022 struct perl_memory_debug_header {
4027 struct perl_memory_debug_header *prev;
4028 struct perl_memory_debug_header *next;
4031 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4032 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4033 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4039 #ifdef PERL_TRACK_MEMPOOL
4040 # define INIT_TRACK_MEMPOOL(header, interp) \
4042 (header).interpreter = (interp); \
4043 (header).prev = (header).next = &(header); \
4046 # define INIT_TRACK_MEMPOOL(header, interp)
4049 #ifdef I_MALLOCMALLOC
4050 /* Needed for malloc_size(), malloc_good_size() on some systems */
4051 # include <malloc/malloc.h>
4055 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4057 # ifdef HAS_MALLOC_SIZE
4058 # ifdef PERL_TRACK_MEMPOOL
4059 # define Perl_safesysmalloc_size(where) \
4060 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4062 # define Perl_safesysmalloc_size(where) malloc_size(where)
4065 # ifdef HAS_MALLOC_GOOD_SIZE
4066 # ifdef PERL_TRACK_MEMPOOL
4067 # define Perl_malloc_good_size(how_much) \
4068 (malloc_good_size((how_much) + sTHX) - sTHX)
4070 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4073 /* Having this as the identity operation makes some code simpler. */
4074 # define Perl_malloc_good_size(how_much) (how_much)
4078 typedef int (*runops_proc_t)(pTHX);
4079 typedef void (*share_proc_t) (pTHX_ SV *sv);
4080 typedef int (*thrhook_proc_t) (pTHX);
4081 typedef OP* (*PPADDR_t[]) (pTHX);
4082 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4083 typedef void (*despatch_signals_proc_t) (pTHX);
4085 /* NeXT has problems with crt0.o globals */
4086 #if defined(__DYNAMIC__) && \
4087 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4088 # if defined(NeXT) || defined(__NeXT)
4089 # include <mach-o/dyld.h>
4090 # define environ (*environ_pointer)
4091 EXT char *** environ_pointer;
4093 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4094 # include <crt_externs.h> /* for the env array */
4095 # define environ (*_NSGetEnviron())
4099 /* VMS and some other platforms don't use the environ array */
4100 # ifdef USE_ENVIRON_ARRAY
4101 # if !defined(DONT_DECLARE_STD) || \
4102 (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \
4104 extern char ** environ; /* environment variables supplied via exec */
4109 #define PERL_PATCHLEVEL_H_IMPLICIT
4110 #include "patchlevel.h"
4111 #undef PERL_PATCHLEVEL_H_IMPLICIT
4113 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4114 STRINGIFY(PERL_VERSION) "." \
4115 STRINGIFY(PERL_SUBVERSION)
4117 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4118 STRINGIFY(PERL_API_VERSION) "." \
4119 STRINGIFY(PERL_API_SUBVERSION)
4123 /* handy constants */
4124 EXTCONST char PL_warn_uninit[]
4125 INIT("Use of uninitialized value%s%s%s");
4126 EXTCONST char PL_warn_uninit_sv[]
4127 INIT("Use of uninitialized value%"SVf"%s%s");
4128 EXTCONST char PL_warn_nosemi[]
4129 INIT("Semicolon seems to be missing");
4130 EXTCONST char PL_warn_reserved[]
4131 INIT("Unquoted string \"%s\" may clash with future reserved word");
4132 EXTCONST char PL_warn_nl[]
4133 INIT("Unsuccessful %s on filename containing newline");
4134 EXTCONST char PL_no_wrongref[]
4135 INIT("Can't use %s ref as %s ref");
4136 /* The core no longer needs these here. If you require the string constant,
4137 please inline a copy into your own code. */
4138 EXTCONST char PL_no_symref[] __attribute__deprecated__
4139 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4140 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4141 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4142 EXTCONST char PL_no_usym[]
4143 INIT("Can't use an undefined value as %s reference");
4144 EXTCONST char PL_no_aelem[]
4145 INIT("Modification of non-creatable array value attempted, subscript %d");
4146 EXTCONST char PL_no_helem_sv[]
4147 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4148 EXTCONST char PL_no_modify[]
4149 INIT("Modification of a read-only value attempted");
4150 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4151 INIT("Out of memory!\n");
4152 EXTCONST char PL_no_security[]
4153 INIT("Insecure dependency in %s%s");
4154 EXTCONST char PL_no_sock_func[]
4155 INIT("Unsupported socket function \"%s\" called");
4156 EXTCONST char PL_no_dir_func[]
4157 INIT("Unsupported directory function \"%s\" called");
4158 EXTCONST char PL_no_func[]
4159 INIT("The %s function is unimplemented");
4160 EXTCONST char PL_no_myglob[]
4161 INIT("\"%s\" variable %s can't be in a package");
4162 EXTCONST char PL_no_localize_ref[]
4163 INIT("Can't localize through a reference");
4164 EXTCONST char PL_memory_wrap[]
4165 INIT("panic: memory wrap");
4167 EXTCONST char PL_Yes[]
4169 EXTCONST char PL_No[]
4171 EXTCONST char PL_hexdigit[]
4172 INIT("0123456789abcdef0123456789ABCDEF");
4174 /* This is constant on most architectures, a global on OS/2 */
4176 EXTCONST char PL_sh_path[]
4177 INIT(SH_PATH); /* full path of shell */
4181 EXTCONST char PL_cshname[]
4183 # define PL_cshlen (sizeof(CSH "") - 1)
4186 /* These are baked at compile time into any shared perl library.
4187 In future releases this will allow us in main() to sanity test the
4188 library we're linking against. */
4190 EXTCONST U8 PL_revision
4191 INIT(PERL_REVISION);
4192 EXTCONST U8 PL_version
4194 EXTCONST U8 PL_subversion
4195 INIT(PERL_SUBVERSION);
4197 EXTCONST char PL_uuemap[65]
4198 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4201 EXTCONST char PL_uudmap[256] =
4203 # include "uuudmap.h"
4205 # include "uudmap.h"
4208 EXTCONST char PL_bitcount[256] =
4210 # include "ubitcount.h"
4212 # include "bitcount.h"
4215 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4216 EXTCONST int PL_sig_num[] = { SIG_NUM };
4218 EXTCONST char PL_uudmap[256];
4219 EXTCONST char PL_bitcount[256];
4220 EXTCONST char* const PL_sig_name[];
4221 EXTCONST int PL_sig_num[];
4224 /* fast conversion and case folding tables. The folding tables complement the
4225 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4226 * folds such as outside the range or to multiple characters. */
4231 /* The EBCDIC fold table depends on the code page, and hence is found in
4234 EXTCONST unsigned char PL_fold[] = {
4235 0, 1, 2, 3, 4, 5, 6, 7,
4236 8, 9, 10, 11, 12, 13, 14, 15,
4237 16, 17, 18, 19, 20, 21, 22, 23,
4238 24, 25, 26, 27, 28, 29, 30, 31,
4239 32, 33, 34, 35, 36, 37, 38, 39,
4240 40, 41, 42, 43, 44, 45, 46, 47,
4241 48, 49, 50, 51, 52, 53, 54, 55,
4242 56, 57, 58, 59, 60, 61, 62, 63,
4243 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4244 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4245 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4246 'x', 'y', 'z', 91, 92, 93, 94, 95,
4247 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4248 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4249 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4250 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4251 128, 129, 130, 131, 132, 133, 134, 135,
4252 136, 137, 138, 139, 140, 141, 142, 143,
4253 144, 145, 146, 147, 148, 149, 150, 151,
4254 152, 153, 154, 155, 156, 157, 158, 159,
4255 160, 161, 162, 163, 164, 165, 166, 167,
4256 168, 169, 170, 171, 172, 173, 174, 175,
4257 176, 177, 178, 179, 180, 181, 182, 183,
4258 184, 185, 186, 187, 188, 189, 190, 191,
4259 192, 193, 194, 195, 196, 197, 198, 199,
4260 200, 201, 202, 203, 204, 205, 206, 207,
4261 208, 209, 210, 211, 212, 213, 214, 215,
4262 216, 217, 218, 219, 220, 221, 222, 223,
4263 224, 225, 226, 227, 228, 229, 230, 231,
4264 232, 233, 234, 235, 236, 237, 238, 239,
4265 240, 241, 242, 243, 244, 245, 246, 247,
4266 248, 249, 250, 251, 252, 253, 254, 255
4268 EXTCONST unsigned char PL_fold_latin1[] = {
4269 /* Full latin1 complement folding, except for three problematic code points:
4270 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4271 * fold complements outside the Latin1 range, so can't match something
4272 * that isn't in utf8.
4273 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4274 * not one, so can't be represented in this table.
4276 * All have to be specially handled */
4277 0, 1, 2, 3, 4, 5, 6, 7,
4278 8, 9, 10, 11, 12, 13, 14, 15,
4279 16, 17, 18, 19, 20, 21, 22, 23,
4280 24, 25, 26, 27, 28, 29, 30, 31,
4281 32, 33, 34, 35, 36, 37, 38, 39,
4282 40, 41, 42, 43, 44, 45, 46, 47,
4283 48, 49, 50, 51, 52, 53, 54, 55,
4284 56, 57, 58, 59, 60, 61, 62, 63,
4285 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4286 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4287 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4288 'x', 'y', 'z', 91, 92, 93, 94, 95,
4289 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4290 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4291 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4292 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4293 128, 129, 130, 131, 132, 133, 134, 135,
4294 136, 137, 138, 139, 140, 141, 142, 143,
4295 144, 145, 146, 147, 148, 149, 150, 151,
4296 152, 153, 154, 155, 156, 157, 158, 159,
4297 160, 161, 162, 163, 164, 165, 166, 167,
4298 168, 169, 170, 171, 172, 173, 174, 175,
4299 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4300 184, 185, 186, 187, 188, 189, 190, 191,
4301 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4302 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4303 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4304 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4305 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4306 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4307 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4308 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4309 255 /* y with diaeresis */
4312 /* If these tables are accessed through ebcdic, the access will be converted to
4314 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4315 0, 1, 2, 3, 4, 5, 6, 7,
4316 8, 9, 10, 11, 12, 13, 14, 15,
4317 16, 17, 18, 19, 20, 21, 22, 23,
4318 24, 25, 26, 27, 28, 29, 30, 31,
4319 32, 33, 34, 35, 36, 37, 38, 39,
4320 40, 41, 42, 43, 44, 45, 46, 47,
4321 48, 49, 50, 51, 52, 53, 54, 55,
4322 56, 57, 58, 59, 60, 61, 62, 63,
4323 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4324 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4325 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4326 'x', 'y', 'z', 91, 92, 93, 94, 95,
4327 96, 97, 98, 99, 100, 101, 102, 103,
4328 104, 105, 106, 107, 108, 109, 110, 111,
4329 112, 113, 114, 115, 116, 117, 118, 119,
4330 120, 121, 122, 123, 124, 125, 126, 127,
4331 128, 129, 130, 131, 132, 133, 134, 135,
4332 136, 137, 138, 139, 140, 141, 142, 143,
4333 144, 145, 146, 147, 148, 149, 150, 151,
4334 152, 153, 154, 155, 156, 157, 158, 159,
4335 160, 161, 162, 163, 164, 165, 166, 167,
4336 168, 169, 170, 171, 172, 173, 174, 175,
4337 176, 177, 178, 179, 180, 181, 182, 183,
4338 184, 185, 186, 187, 188, 189, 190, 191,
4339 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4340 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4341 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4342 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4343 224, 225, 226, 227, 228, 229, 230, 231,
4344 232, 233, 234, 235, 236, 237, 238, 239,
4345 240, 241, 242, 243, 244, 245, 246, 247,
4346 248, 249, 250, 251, 252, 253, 254, 255
4349 /* upper and title case of latin1 characters, modified so that the three tricky
4350 * ones are mapped to 255 (which is one of the three) */
4351 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4352 0, 1, 2, 3, 4, 5, 6, 7,
4353 8, 9, 10, 11, 12, 13, 14, 15,
4354 16, 17, 18, 19, 20, 21, 22, 23,
4355 24, 25, 26, 27, 28, 29, 30, 31,
4356 32, 33, 34, 35, 36, 37, 38, 39,
4357 40, 41, 42, 43, 44, 45, 46, 47,
4358 48, 49, 50, 51, 52, 53, 54, 55,
4359 56, 57, 58, 59, 60, 61, 62, 63,
4360 64, 65, 66, 67, 68, 69, 70, 71,
4361 72, 73, 74, 75, 76, 77, 78, 79,
4362 80, 81, 82, 83, 84, 85, 86, 87,
4363 88, 89, 90, 91, 92, 93, 94, 95,
4364 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4365 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4366 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4367 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4368 128, 129, 130, 131, 132, 133, 134, 135,
4369 136, 137, 138, 139, 140, 141, 142, 143,
4370 144, 145, 146, 147, 148, 149, 150, 151,
4371 152, 153, 154, 155, 156, 157, 158, 159,
4372 160, 161, 162, 163, 164, 165, 166, 167,
4373 168, 169, 170, 171, 172, 173, 174, 175,
4374 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4375 184, 185, 186, 187, 188, 189, 190, 191,
4376 192, 193, 194, 195, 196, 197, 198, 199,
4377 200, 201, 202, 203, 204, 205, 206, 207,
4378 208, 209, 210, 211, 212, 213, 214, 215,
4379 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4380 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4381 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4382 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4383 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4385 #endif /* !EBCDIC, but still in DOINIT */
4386 #else /* ! DOINIT */
4388 EXTCONST unsigned char PL_fold[];
4389 EXTCONST unsigned char PL_fold_latin1[];
4390 EXTCONST unsigned char PL_mod_latin1_uc[];
4391 EXTCONST unsigned char PL_latin1_lc[];
4395 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4397 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4398 0, 1, 2, 3, 4, 5, 6, 7,
4399 8, 9, 10, 11, 12, 13, 14, 15,
4400 16, 17, 18, 19, 20, 21, 22, 23,
4401 24, 25, 26, 27, 28, 29, 30, 31,
4402 32, 33, 34, 35, 36, 37, 38, 39,
4403 40, 41, 42, 43, 44, 45, 46, 47,
4404 48, 49, 50, 51, 52, 53, 54, 55,
4405 56, 57, 58, 59, 60, 61, 62, 63,
4406 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4407 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4408 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4409 'x', 'y', 'z', 91, 92, 93, 94, 95,
4410 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4411 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4412 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4413 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4414 128, 129, 130, 131, 132, 133, 134, 135,
4415 136, 137, 138, 139, 140, 141, 142, 143,
4416 144, 145, 146, 147, 148, 149, 150, 151,
4417 152, 153, 154, 155, 156, 157, 158, 159,
4418 160, 161, 162, 163, 164, 165, 166, 167,
4419 168, 169, 170, 171, 172, 173, 174, 175,
4420 176, 177, 178, 179, 180, 181, 182, 183,
4421 184, 185, 186, 187, 188, 189, 190, 191,
4422 192, 193, 194, 195, 196, 197, 198, 199,
4423 200, 201, 202, 203, 204, 205, 206, 207,
4424 208, 209, 210, 211, 212, 213, 214, 215,
4425 216, 217, 218, 219, 220, 221, 222, 223,
4426 224, 225, 226, 227, 228, 229, 230, 231,
4427 232, 233, 234, 235, 236, 237, 238, 239,
4428 240, 241, 242, 243, 244, 245, 246, 247,
4429 248, 249, 250, 251, 252, 253, 254, 255
4432 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4434 #endif /* !PERL_GLOBAL_STRUCT */
4438 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4439 1, 2, 84, 151, 154, 155, 156, 157,
4440 165, 246, 250, 3, 158, 7, 18, 29,
4441 40, 51, 62, 73, 85, 96, 107, 118,
4442 129, 140, 147, 148, 149, 150, 152, 153,
4443 255, 6, 8, 9, 10, 11, 12, 13,
4444 14, 15, 24, 25, 26, 27, 28, 226,
4445 29, 30, 31, 32, 33, 43, 44, 45,
4446 46, 47, 48, 49, 50, 76, 77, 78,
4447 79, 80, 81, 82, 83, 84, 85, 86,
4448 87, 94, 95, 234, 181, 233, 187, 190,
4449 180, 96, 97, 98, 99, 100, 101, 102,
4450 104, 112, 182, 174, 236, 232, 229, 103,
4451 228, 226, 114, 115, 116, 117, 118, 119,
4452 120, 121, 122, 235, 176, 230, 194, 162,
4453 130, 131, 132, 133, 134, 135, 136, 137,
4454 138, 139, 201, 205, 163, 217, 220, 224,
4455 5, 248, 227, 244, 242, 255, 241, 231,
4456 240, 253, 16, 197, 19, 20, 21, 187,
4457 23, 169, 210, 245, 237, 249, 247, 239,
4458 168, 252, 34, 196, 36, 37, 38, 39,
4459 41, 42, 251, 254, 238, 223, 221, 213,
4460 225, 177, 52, 53, 54, 55, 56, 57,
4461 58, 59, 60, 61, 63, 64, 65, 66,
4462 67, 68, 69, 70, 71, 72, 74, 75,
4463 205, 208, 186, 202, 200, 218, 198, 179,
4464 178, 214, 88, 89, 90, 91, 92, 93,
4465 217, 166, 170, 207, 199, 209, 206, 204,
4466 160, 212, 105, 106, 108, 109, 110, 111,
4467 203, 113, 216, 215, 192, 175, 193, 243,
4468 172, 161, 123, 124, 125, 126, 127, 128,
4469 222, 219, 211, 195, 188, 193, 185, 184,
4470 191, 183, 141, 142, 143, 144, 145, 146
4472 #else /* ascii rather than ebcdic */
4473 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4474 1, 2, 84, 151, 154, 155, 156, 157,
4475 165, 246, 250, 3, 158, 7, 18, 29,
4476 40, 51, 62, 73, 85, 96, 107, 118,
4477 129, 140, 147, 148, 149, 150, 152, 153,
4478 255, 182, 224, 205, 174, 176, 180, 217,
4479 233, 232, 236, 187, 235, 228, 234, 226,
4480 222, 219, 211, 195, 188, 193, 185, 184,
4481 191, 183, 201, 229, 181, 220, 194, 162,
4482 163, 208, 186, 202, 200, 218, 198, 179,
4483 178, 214, 166, 170, 207, 199, 209, 206,
4484 204, 160, 212, 216, 215, 192, 175, 173,
4485 243, 172, 161, 190, 203, 189, 164, 230,
4486 167, 248, 227, 244, 242, 255, 241, 231,
4487 240, 253, 169, 210, 245, 237, 249, 247,
4488 239, 168, 252, 251, 254, 238, 223, 221,
4489 213, 225, 177, 197, 171, 196, 159, 4,
4490 5, 6, 8, 9, 10, 11, 12, 13,
4491 14, 15, 16, 17, 19, 20, 21, 22,
4492 23, 24, 25, 26, 27, 28, 30, 31,
4493 32, 33, 34, 35, 36, 37, 38, 39,
4494 41, 42, 43, 44, 45, 46, 47, 48,
4495 49, 50, 52, 53, 54, 55, 56, 57,
4496 58, 59, 60, 61, 63, 64, 65, 66,
4497 67, 68, 69, 70, 71, 72, 74, 75,
4498 76, 77, 78, 79, 80, 81, 82, 83,
4499 86, 87, 88, 89, 90, 91, 92, 93,
4500 94, 95, 97, 98, 99, 100, 101, 102,
4501 103, 104, 105, 106, 108, 109, 110, 111,
4502 112, 113, 114, 115, 116, 117, 119, 120,
4503 121, 122, 123, 124, 125, 126, 127, 128,
4504 130, 131, 132, 133, 134, 135, 136, 137,
4505 138, 139, 141, 142, 143, 144, 145, 146
4509 EXTCONST unsigned char PL_freq[];
4512 /* Although only used for debugging, these constants must be available in
4513 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4514 * which has DEBUGGING enabled always */
4516 EXTCONST char* const PL_block_type[] = {
4531 EXTCONST char* PL_block_type[];
4534 /* These are all the compile time options that affect binary compatibility.
4535 Other compile time options that are binary compatible are in perl.c
4536 Both are combined for the output of perl -V
4537 However, this string will be embedded in any shared perl library, which will
4538 allow us add a comparison check in perlmain.c in the near future. */
4540 EXTCONST char PL_bincompat_options[] =
4541 # ifdef DEBUG_LEAKING_SCALARS
4542 " DEBUG_LEAKING_SCALARS"
4544 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4545 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4553 # ifdef HAVE_INTERP_INTERN
4554 " HAVE_INTERP_INTERN"
4556 # ifdef MULTIPLICITY
4562 # ifdef PERLIO_LAYERS
4565 # ifdef PERL_DEBUG_READONLY_OPS
4566 " PERL_DEBUG_READONLY_OPS"
4568 # ifdef PERL_GLOBAL_STRUCT
4569 " PERL_GLOBAL_STRUCT"
4571 # ifdef PERL_IMPLICIT_CONTEXT
4572 " PERL_IMPLICIT_CONTEXT"
4574 # ifdef PERL_IMPLICIT_SYS
4575 " PERL_IMPLICIT_SYS"
4583 # ifdef PERL_NEED_APPCTX
4586 # ifdef PERL_NEED_TIMESBASE
4587 " PERL_NEED_TIMESBASE"
4589 # ifdef PERL_OLD_COPY_ON_WRITE
4590 " PERL_OLD_COPY_ON_WRITE"
4595 # ifdef PERL_SAWAMPERSAND
4596 " PERL_SAWAMPERSAND"
4598 # ifdef PERL_TRACK_MEMPOOL
4599 " PERL_TRACK_MEMPOOL"
4601 # ifdef PERL_USES_PL_PIDSTATUS
4602 " PERL_USES_PL_PIDSTATUS"
4604 # ifdef USE_64_BIT_ALL
4607 # ifdef USE_64_BIT_INT
4613 # ifdef USE_ITHREADS
4616 # ifdef USE_LARGE_FILES
4619 # ifdef USE_LOCALE_COLLATE
4620 " USE_LOCALE_COLLATE"
4622 # ifdef USE_LOCALE_NUMERIC
4623 " USE_LOCALE_NUMERIC"
4625 # ifdef USE_LONG_DOUBLE
4631 # ifdef USE_REENTRANT_API
4632 " USE_REENTRANT_API"
4640 # ifdef VMS_DO_SOCKETS
4643 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4644 " VMS_SHORTEN_LONG_SYMBOLS"
4646 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4647 " VMS_SYMBOL_CASE_AS_IS"
4651 EXTCONST char PL_bincompat_options[];
4654 #ifndef PERL_SET_PHASE
4655 # define PERL_SET_PHASE(new_phase) \
4656 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4657 PL_phase = new_phase;
4660 /* The interpreter phases. If these ever change, PL_phase_names right below will
4661 * need to be updated accordingly. */
4663 PERL_PHASE_CONSTRUCT = 0,
4664 PERL_PHASE_START = 1,
4665 PERL_PHASE_CHECK = 2,
4666 PERL_PHASE_INIT = 3,
4669 PERL_PHASE_DESTRUCT = 6
4673 EXTCONST char *const PL_phase_names[] = {
4683 EXTCONST char *const PL_phase_names[];
4687 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4688 * instead of using the newer PL_phase, which provides everything PL_dirty
4689 * provided, and more. */
4690 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4692 # define PL_amagic_generation PL_na
4693 #endif /* !PERL_CORE */
4695 #define PL_hints PL_compiling.cop_hints
4699 /*****************************************************************************/
4700 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4701 /*****************************************************************************/
4702 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4705 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4714 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4726 XTERMORDORDOR /* evil hack */
4727 /* update exp_name[] in toke.c if adding to this enum */
4730 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4731 special and there is no need for HINT_PRIVATE_MASK for COPs
4732 However, bitops store HINT_INTEGER in their op_private. */
4733 #define HINT_INTEGER 0x00000001 /* integer pragma */
4734 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4735 #define HINT_LOCALE 0x00000004 /* locale pragma */
4736 #define HINT_BYTES 0x00000008 /* bytes pragma */
4737 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4739 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4740 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4741 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4743 #define HINT_BLOCK_SCOPE 0x00000100
4744 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4745 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4746 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4748 /* The HINT_NEW_* constants are used by the overload pragma */
4749 #define HINT_NEW_INTEGER 0x00001000
4750 #define HINT_NEW_FLOAT 0x00002000
4751 #define HINT_NEW_BINARY 0x00004000
4752 #define HINT_NEW_STRING 0x00008000
4753 #define HINT_NEW_RE 0x00010000
4754 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4755 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4756 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4758 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4759 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4761 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4762 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4764 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4766 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4768 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4770 /* Note: Used for NATIVE_HINTS, currently
4771 defined by vms/vmsish.h:
4776 /* The following are stored in $^H{sort}, not in PL_hints */
4777 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4778 #define HINT_SORT_QUICKSORT 0x00000001
4779 #define HINT_SORT_MERGESORT 0x00000002
4780 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4782 /* flags for PL_sawampersand */
4784 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4785 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4786 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4788 #ifndef PERL_SAWAMPERSAND
4789 # define PL_sawampersand \
4790 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4793 /* Various states of the input record separator SV (rs) */
4794 #define RsSNARF(sv) (! SvOK(sv))
4795 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4796 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4797 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4799 /* A struct for keeping various DEBUGGING related stuff,
4800 * neatly packed. Currently only scratch variables for
4801 * constructing debug output are included. Needed always,
4802 * not just when DEBUGGING, though, because of the re extension. c*/
4803 struct perl_debug_pad {
4807 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4808 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4809 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4812 /* Enable variables which are pointers to functions */
4813 typedef void (*peep_t)(pTHX_ OP* o);
4814 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4815 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4816 char* strend, char* strbeg, I32 minend,
4817 SV* screamer, void* data, U32 flags);
4818 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4819 char *strpos, char *strend,
4821 re_scream_pos_data *d);
4822 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4823 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4824 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4825 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4827 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4828 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4829 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4830 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4831 typedef void (*XSINIT_t) (pTHX);
4832 typedef void (*ATEXIT_t) (pTHX_ void*);
4833 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4835 typedef OP* (*Perl_ppaddr_t)(pTHX);
4836 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4837 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4838 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4839 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4841 typedef void(*globhook_t)(pTHX);
4843 #define KEYWORD_PLUGIN_DECLINE 0
4844 #define KEYWORD_PLUGIN_STMT 1
4845 #define KEYWORD_PLUGIN_EXPR 2
4847 /* Interpreter exitlist entry */
4848 typedef struct exitlistentry {
4849 void (*fn) (pTHX_ void*);
4851 } PerlExitListEntry;
4853 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4854 /* These have to be before perlvars.h */
4855 #if !defined(HAS_SIGACTION) && defined(VMS)
4856 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4858 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4859 #if defined(KILL_BY_SIGPRC)
4860 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4863 #if !defined(MULTIPLICITY)
4865 struct interpreter {
4871 /* If we have multiple interpreters define a struct
4872 holding variables which must be per-interpreter
4873 If we don't have threads anything that would have
4874 be per-thread is per-interpreter.
4877 /* Set up PERLVAR macros for populating structs */
4878 # define PERLVAR(prefix,var,type) type prefix##var;
4880 /* 'var' is an array of length 'n' */
4881 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4883 /* initialize 'var' to init' */
4884 # define PERLVARI(prefix,var,type,init) type prefix##var;
4886 /* like PERLVARI, but make 'var' a const */
4887 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4889 struct interpreter {
4890 # include "intrpvar.h"
4893 EXTCONST U16 PL_interp_size
4894 INIT(sizeof(struct interpreter));
4896 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4897 STRUCT_OFFSET(struct interpreter, member) + \
4898 sizeof(((struct interpreter*)0)->member)
4900 /* This will be useful for subsequent releases, because this has to be the
4901 same in your libperl as in main(), else you have a mismatch and must abort.
4903 EXTCONST U16 PL_interp_size_5_18_0
4904 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4907 # ifdef PERL_GLOBAL_STRUCT
4908 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4909 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4912 # include "perlvars.h"
4915 EXTCONST U16 PL_global_struct_size
4916 INIT(sizeof(struct perl_vars));
4919 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4920 EXT struct perl_vars PL_Vars;
4921 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4922 # undef PERL_GET_VARS
4923 # define PERL_GET_VARS() PL_VarsPtr
4924 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4925 # else /* PERL_CORE */
4926 # if !defined(__GNUC__) || !defined(WIN32)
4929 struct perl_vars *PL_VarsPtr;
4930 # define PL_Vars (*((PL_VarsPtr) \
4931 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4932 # endif /* PERL_CORE */
4933 # endif /* PERL_GLOBAL_STRUCT */
4935 /* Done with PERLVAR macros for now ... */
4941 #endif /* MULTIPLICITY */
4943 struct tempsym; /* defined in pp_pack.c */
4948 #ifndef PERL_CALLCONV
4950 # define PERL_CALLCONV extern "C"
4952 # define PERL_CALLCONV
4955 #ifndef PERL_CALLCONV_NO_RET
4956 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4959 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4960 dont have a noreturn as a declaration specifier
4962 #ifndef PERL_STATIC_NO_RET
4963 # define PERL_STATIC_NO_RET STATIC
4965 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4966 builds that dont have a noreturn as a declaration specifier
4968 #ifndef PERL_STATIC_INLINE_NO_RET
4969 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4975 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4976 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4979 # include "malloc_ctl.h"
4984 /* this has structure inits, so it cannot be included before here */
4987 /* The following must follow proto.h as #defines mess up syntax */
4989 #if !defined(PERL_FOR_X2P)
4990 # include "embedvar.h"
4993 # undef PL_madskills
4995 # define PL_madskills 0
4999 /* Now include all the 'global' variables
5000 * If we don't have threads or multiple interpreters
5001 * these include variables that would have been their struct-s
5004 #define PERLVAR(prefix,var,type) EXT type PL_##var;
5005 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
5006 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
5007 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
5009 #if !defined(MULTIPLICITY)
5011 # include "intrpvar.h"
5016 /* All core uses now exterminated. Ensure no zombies can return: */
5020 /* Now all the config stuff is setup we can include embed.h
5021 In particular, need the relevant *ish file included already, as it may
5022 define HAVE_INTERP_INTERN */
5026 # define op_getmad(arg,pegop,slot) NOOP
5029 #ifndef PERL_GLOBAL_STRUCT
5032 # include "perlvars.h"
5044 /* dummy variables that hold pointers to both runops functions, thus forcing
5045 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5047 EXTCONST runops_proc_t PL_runops_std
5048 INIT(Perl_runops_standard);
5049 EXTCONST runops_proc_t PL_runops_dbg
5050 INIT(Perl_runops_debug);
5052 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5053 * magic vtables const, but this is incompatible with SWIG which
5054 * does want to modify the vtables. */
5055 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5056 # define EXT_MGVTBL EXTCONST MGVTBL
5058 # define EXT_MGVTBL EXT MGVTBL
5061 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5062 #define PERL_MAGIC_VALUE_MAGIC 0x80
5063 #define PERL_MAGIC_VTABLE_MASK 0x3F
5064 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5065 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5066 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5067 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5069 #include "mg_vtable.h"
5072 EXTCONST U8 PL_magic_data[256] =
5074 # include "umg_data.h"
5076 # include "mg_data.h"
5080 EXTCONST U8 PL_magic_data[256];
5084 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5086 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5088 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5090 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5092 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5094 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5096 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5100 EXTCONST bool PL_valid_types_IVX[];
5101 EXTCONST bool PL_valid_types_NVX[];
5102 EXTCONST bool PL_valid_types_PVX[];
5103 EXTCONST bool PL_valid_types_RV[];
5104 EXTCONST bool PL_valid_types_IV_set[];
5105 EXTCONST bool PL_valid_types_NV_set[];
5109 #ifndef PERL_NO_INLINE_FUNCTIONS
5110 /* Static inline funcs that depend on includes and declarations above.
5111 Some of these reference functions in the perl object files, and some
5112 compilers aren't smart enough to eliminate unused static inline
5113 functions, so including this file in source code can cause link errors
5114 even if the source code uses none of the functions. Hence including these
5115 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5116 (obviously) result in unworkable XS code, but allows simple probing code
5117 to continue to work, because it permits tests to include the perl headers
5118 for definitions without creating a link dependency on the perl library
5119 (which may not exist yet).
5122 # include "inline.h"
5125 #include "overload.h"
5134 CV* table[NofAMmeth];
5136 struct am_table_short {
5142 typedef struct am_table AMT;
5143 typedef struct am_table_short AMTS;
5145 #define AMGfallNEVER 1
5147 #define AMGfallYES 3
5149 #define AMTf_AMAGIC 1
5150 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5151 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5152 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5154 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5157 * some compilers like to redefine cos et alia as faster
5158 * (and less accurate?) versions called F_cos et cetera (Quidquid
5159 * latine dictum sit, altum viditur.) This trick collides with
5160 * the Perl overloading (amg). The following #defines fool both.
5165 # define F_atan2_amg atan2_amg
5168 # define F_cos_amg cos_amg
5171 # define F_exp_amg exp_amg
5174 # define F_log_amg log_amg
5177 # define F_pow_amg pow_amg
5180 # define F_sin_amg sin_amg
5183 # define F_sqrt_amg sqrt_amg
5185 #endif /* _FASTMATH */
5187 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5188 PERLDBf_NOOPT | PERLDBf_INTER | \
5189 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5190 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5192 /* No _NONAME, _GOTO */
5193 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5194 #define PERLDBf_LINE 0x02 /* Keep line # */
5195 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5196 #define PERLDBf_INTER 0x08 /* Preserve more data for
5197 later inspections */
5198 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5199 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5200 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5201 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5202 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5203 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5204 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5205 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5206 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5208 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5209 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5210 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5211 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5212 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5213 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5214 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5215 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5216 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5217 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5218 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5219 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5220 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5222 #ifdef USE_LOCALE_NUMERIC
5224 #define SET_NUMERIC_STANDARD() \
5225 set_numeric_standard();
5227 #define SET_NUMERIC_LOCAL() \
5228 set_numeric_local();
5230 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5232 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5234 /* Returns non-zero If either form of the locale pragma is in effect */
5235 #define IN_SOME_LOCALE_FORM_RUNTIME \
5236 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5238 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5239 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5240 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5243 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5244 #define IN_SOME_LOCALE_FORM \
5245 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5246 : IN_SOME_LOCALE_FORM_RUNTIME)
5248 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5249 bool was_local = PL_numeric_local && IN_LOCALE; \
5250 if (was_local) SET_NUMERIC_STANDARD();
5252 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5253 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5254 if (was_standard) SET_NUMERIC_LOCAL();
5256 #define RESTORE_NUMERIC_LOCAL() \
5257 if (was_local) SET_NUMERIC_LOCAL();
5259 #define RESTORE_NUMERIC_STANDARD() \
5260 if (was_standard) SET_NUMERIC_STANDARD();
5262 #define Atof my_atof
5264 #else /* !USE_LOCALE_NUMERIC */
5266 #define SET_NUMERIC_STANDARD() /**/
5267 #define SET_NUMERIC_LOCAL() /**/
5268 #define IS_NUMERIC_RADIX(a, b) (0)
5269 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5270 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5271 #define RESTORE_NUMERIC_LOCAL() /**/
5272 #define RESTORE_NUMERIC_STANDARD() /**/
5273 #define Atof my_atof
5274 #define IN_LOCALE_RUNTIME 0
5275 #define IN_LOCALE_COMPILETIME 0
5277 #endif /* !USE_LOCALE_NUMERIC */
5279 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5280 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5282 # define strtoll __strtoll /* secret handshake */
5285 # define strtoll _strtoi64 /* secret handshake */
5287 # if !defined(Strtol) && defined(HAS_STRTOLL)
5288 # define Strtol strtoll
5290 # if !defined(Strtol) && defined(HAS_STRTOQ)
5291 # define Strtol strtoq
5293 /* is there atoq() anywhere? */
5295 #if !defined(Strtol) && defined(HAS_STRTOL)
5296 # define Strtol strtol
5299 /* It would be more fashionable to use Strtol() to define atol()
5300 * (as is done for Atoul(), see below) but for backward compatibility
5301 * we just assume atol(). */
5302 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5303 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5305 # define atoll _atoi64 /* secret handshake */
5313 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5314 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5316 # define strtoull __strtoull /* secret handshake */
5319 # define strtoull _strtoui64 /* secret handshake */
5321 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5322 # define Strtoul strtoull
5324 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5325 # define Strtoul strtouq
5327 /* is there atouq() anywhere? */
5329 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5330 # define Strtoul strtoul
5332 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5333 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5336 # define Atoul(s) Strtoul(s, NULL, 10)
5340 /* if these never got defined, they need defaults */
5341 #ifndef PERL_SET_CONTEXT
5342 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5345 #ifndef PERL_GET_CONTEXT
5346 # define PERL_GET_CONTEXT PERL_GET_INTERP
5349 #ifndef PERL_GET_THX
5350 # define PERL_GET_THX ((void*)NULL)
5353 #ifndef PERL_SET_THX
5354 # define PERL_SET_THX(t) NOOP
5357 #ifndef PERL_SCRIPT_MODE
5358 #define PERL_SCRIPT_MODE "r"
5362 * Some operating systems are stingy with stack allocation,
5363 * so perl may have to guard against stack overflow.
5365 #ifndef PERL_STACK_OVERFLOW_CHECK
5366 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5370 * Some nonpreemptive operating systems find it convenient to
5371 * check for asynchronous conditions after each op execution.
5372 * Keep this check simple, or it may slow down execution
5377 # ifndef PERL_ASYNC_CHECK
5378 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5382 #ifndef PERL_ASYNC_CHECK
5383 # define PERL_ASYNC_CHECK() NOOP
5387 * On some operating systems, a memory allocation may succeed,
5388 * but put the process too close to the system's comfort limit.
5389 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5392 #ifndef PERL_ALLOC_CHECK
5393 #define PERL_ALLOC_CHECK(p) NOOP
5397 # include <sys/ipc.h>
5398 # include <sys/sem.h>
5399 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5402 struct semid_ds *buf;
5403 unsigned short *array;
5406 # ifdef USE_SEMCTL_SEMUN
5407 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5408 union gccbug_semun {
5410 struct semid_ds *buf;
5411 unsigned short *array;
5414 # define semun gccbug_semun
5416 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5418 # ifdef USE_SEMCTL_SEMID_DS
5419 # ifdef EXTRA_F_IN_SEMUN_BUF
5420 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5422 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5429 * Boilerplate macros for initializing and accessing interpreter-local
5430 * data from C. All statics in extensions should be reworked to use
5431 * this, if you want to make the extension thread-safe. See
5432 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5433 * and perlxs.pod for more.
5435 * Code that uses these macros is responsible for the following:
5436 * 1. #define MY_CXT_KEY to a unique string, e.g.
5437 * "DynaLoader::_guts" XS_VERSION
5438 * XXX in the current implementation, this string is ignored.
5439 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5440 * all the data that needs to be interpreter-local.
5441 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5442 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5443 * (typically put in the BOOT: section).
5444 * 5. Use the members of the my_cxt_t structure everywhere as
5446 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5450 #if defined(PERL_IMPLICIT_CONTEXT)
5452 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5453 * right after the definition (i.e. at file scope). The non-threads
5454 * case below uses it to declare the data as static. */
5455 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5456 # define START_MY_CXT
5457 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5458 # define MY_CXT_INIT_ARG MY_CXT_KEY
5460 # define START_MY_CXT static int my_cxt_index = -1;
5461 # define MY_CXT_INDEX my_cxt_index
5462 # define MY_CXT_INIT_ARG &my_cxt_index
5463 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5465 /* Creates and zeroes the per-interpreter data.
5466 * (We allocate my_cxtp in a Perl SV so that it will be released when
5467 * the interpreter goes away.) */
5468 # define MY_CXT_INIT \
5469 my_cxt_t *my_cxtp = \
5470 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5471 PERL_UNUSED_VAR(my_cxtp)
5472 # define MY_CXT_INIT_INTERP(my_perl) \
5473 my_cxt_t *my_cxtp = \
5474 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5475 PERL_UNUSED_VAR(my_cxtp)
5477 /* This declaration should be used within all functions that use the
5478 * interpreter-local data. */
5480 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5481 # define dMY_CXT_INTERP(my_perl) \
5482 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5484 /* Clones the per-interpreter data. */
5485 # define MY_CXT_CLONE \
5486 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5487 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5488 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5491 /* This macro must be used to access members of the my_cxt_t structure.
5492 * e.g. MY_CXT.some_data */
5493 # define MY_CXT (*my_cxtp)
5495 /* Judicious use of these macros can reduce the number of times dMY_CXT
5496 * is used. Use is similar to pTHX, aTHX etc. */
5497 # define pMY_CXT my_cxt_t *my_cxtp
5498 # define pMY_CXT_ pMY_CXT,
5499 # define _pMY_CXT ,pMY_CXT
5500 # define aMY_CXT my_cxtp
5501 # define aMY_CXT_ aMY_CXT,
5502 # define _aMY_CXT ,aMY_CXT
5504 #else /* PERL_IMPLICIT_CONTEXT */
5506 # define START_MY_CXT static my_cxt_t my_cxt;
5507 # define dMY_CXT_SV dNOOP
5508 # define dMY_CXT dNOOP
5509 # define dMY_CXT_INTERP(my_perl) dNOOP
5510 # define MY_CXT_INIT NOOP
5511 # define MY_CXT_CLONE NOOP
5512 # define MY_CXT my_cxt
5514 # define pMY_CXT void
5521 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5532 # include <sys/file.h>
5535 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5536 int flock(int fd, int op);
5540 /* Assume UNIX defaults */
5541 # define O_RDONLY 0000
5542 # define O_WRONLY 0001
5543 # define O_RDWR 0002
5544 # define O_CREAT 0100
5555 #if O_TEXT != O_BINARY
5556 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5557 * that is, you are somehow DOSish. */
5558 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5559 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5560 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5561 /* VOS has O_TEXT != O_BINARY, and they have effect,
5562 * but VOS always uses LF, never CRLF. */
5563 /* If you have O_TEXT different from your O_BINARY but you still are
5564 * not a CRLF shop. */
5565 # undef PERLIO_USING_CRLF
5567 /* If you really are DOSish. */
5568 # define PERLIO_USING_CRLF 1
5573 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5576 #ifndef EXEC_ARGV_CAST
5577 #define EXEC_ARGV_CAST(x) (char **)x
5580 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5581 int). value returned in pointed-
5583 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5584 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5585 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5586 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5587 #define IS_NUMBER_NAN 0x20 /* this is not */
5589 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5592 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5593 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5594 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5595 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5596 numbers which are <= UV_MAX */
5598 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5600 /* to let user control profiling */
5601 #ifdef PERL_GPROF_CONTROL
5602 extern void moncontrol(int);
5603 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5605 #define PERL_GPROF_MONCONTROL(x)
5612 /* ISO 6429 NEL - C1 control NExt Line */
5613 /* See http://www.unicode.org/unicode/reports/tr13/ */
5614 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5616 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5617 #define UNICODE_LINE_SEPA_0 0xE2
5618 #define UNICODE_LINE_SEPA_1 0x80
5619 #define UNICODE_LINE_SEPA_2 0xA8
5620 #define UNICODE_PARA_SEPA_0 0xE2
5621 #define UNICODE_PARA_SEPA_1 0x80
5622 #define UNICODE_PARA_SEPA_2 0xA9
5624 #ifndef PIPESOCK_MODE
5625 # define PIPESOCK_MODE
5628 #ifndef SOCKET_OPEN_MODE
5629 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5632 #ifndef PIPE_OPEN_MODE
5633 # define PIPE_OPEN_MODE PIPESOCK_MODE
5636 #define PERL_MAGIC_UTF8_CACHESIZE 2
5638 #define PERL_UNICODE_STDIN_FLAG 0x0001
5639 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5640 #define PERL_UNICODE_STDERR_FLAG 0x0004
5641 #define PERL_UNICODE_IN_FLAG 0x0008
5642 #define PERL_UNICODE_OUT_FLAG 0x0010
5643 #define PERL_UNICODE_ARGV_FLAG 0x0020
5644 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5645 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5646 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5648 #define PERL_UNICODE_STD_FLAG \
5649 (PERL_UNICODE_STDIN_FLAG | \
5650 PERL_UNICODE_STDOUT_FLAG | \
5651 PERL_UNICODE_STDERR_FLAG)
5653 #define PERL_UNICODE_INOUT_FLAG \
5654 (PERL_UNICODE_IN_FLAG | \
5655 PERL_UNICODE_OUT_FLAG)
5657 #define PERL_UNICODE_DEFAULT_FLAGS \
5658 (PERL_UNICODE_STD_FLAG | \
5659 PERL_UNICODE_INOUT_FLAG | \
5660 PERL_UNICODE_LOCALE_FLAG)
5662 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5664 #define PERL_UNICODE_STDIN 'I'
5665 #define PERL_UNICODE_STDOUT 'O'
5666 #define PERL_UNICODE_STDERR 'E'
5667 #define PERL_UNICODE_STD 'S'
5668 #define PERL_UNICODE_IN 'i'
5669 #define PERL_UNICODE_OUT 'o'
5670 #define PERL_UNICODE_INOUT 'D'
5671 #define PERL_UNICODE_ARGV 'A'
5672 #define PERL_UNICODE_LOCALE 'L'
5673 #define PERL_UNICODE_WIDESYSCALLS 'W'
5674 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5676 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5678 /* Use instead of abs() since abs() forces its argument to be an int,
5679 * but also beware since this evaluates its argument twice, so no x++. */
5680 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5682 #if defined(__DECC) && defined(__osf__)
5683 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5686 #define do_open(g, n, l, a, rm, rp, sf) \
5687 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5688 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5689 # define do_exec(cmd) do_exec3(cmd,0,0)
5692 # define do_aexec Perl_do_aexec
5694 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5697 /* check embedded \0 characters in pathnames passed to syscalls,
5698 but allow one ending \0 */
5699 #define IS_SAFE_SYSCALL(p, len, what, op_name) (S_is_safe_syscall(aTHX_ (p), (len), (what), (op_name)))
5701 #define IS_SAFE_PATHNAME(p, len, op_name) IS_SAFE_SYSCALL((p), (len), "pathname", (op_name))
5704 #define NO_ENV_ARRAY_IN_MAIN
5707 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5708 * are here so that they are available throughout the core
5709 * NOTE that even though some are for _escape and some for _pretty
5710 * there must not be any clashes as the flags from _pretty are
5711 * passed straight through to _escape.
5714 #define PERL_PV_ESCAPE_QUOTE 0x0001
5715 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5717 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5718 #define PERL_PV_PRETTY_LTGT 0x0004
5720 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5722 #define PERL_PV_ESCAPE_UNI 0x0100
5723 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5724 #define PERL_PV_ESCAPE_NONASCII 0x0400
5726 #define PERL_PV_ESCAPE_ALL 0x1000
5727 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5728 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5729 #define PERL_PV_ESCAPE_RE 0x8000
5731 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5733 /* used by pv_display in dump.c*/
5734 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5735 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5739 (KEEP THIS LAST IN perl.h!)
5781 so that Configure picks them up.
5783 (KEEP THIS LAST IN perl.h!)
5787 #endif /* Include guard */
5791 * c-indentation-style: bsd
5793 * indent-tabs-mode: nil
5796 * ex: set ts=8 sts=4 sw=4 et: