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 */
31 /* See L<perlguts/"The Perl API"> for detailed notes on
32 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
34 /* Note that from here --> to <-- the same logic is
35 * repeated in makedef.pl, so be certain to update
36 * both places when editing. */
39 # if !defined(MULTIPLICITY)
44 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
45 # ifndef PERL_GLOBAL_STRUCT
46 # define PERL_GLOBAL_STRUCT
50 #ifdef PERL_GLOBAL_STRUCT
57 # ifndef PERL_IMPLICIT_CONTEXT
58 # define PERL_IMPLICIT_CONTEXT
62 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
68 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
75 # include "symbian/symbian_proto.h"
78 /* Any stack-challenged places. The limit varies (and often
79 * is configurable), but using more than a kilobyte of stack
80 * is usually dubious in these systems. */
81 #if defined(__SYMBIAN32__)
82 /* Symbian: need to work around the SDK features. *
83 * On WINS: MS VC5 generates calls to _chkstk, *
84 * if a "large" stack frame is allocated. *
85 * gcc on MARM does not generate calls like these. */
86 # define USE_HEAP_INSTEAD_OF_STACK
89 /* Use the reentrant APIs like localtime_r and getpwent_r */
90 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
91 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
92 # define USE_REENTRANT_API
95 /* <--- here ends the logic shared by perl.h and makedef.pl */
97 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
98 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
102 #undef START_EXTERN_C
106 # define START_EXTERN_C extern "C" {
107 # define END_EXTERN_C }
108 # define EXTERN_C extern "C"
110 # define START_EXTERN_C
111 # define END_EXTERN_C
112 # define EXTERN_C extern
115 /* Fallback definitions in case we don't have definitions from config.h.
116 This should only matter for systems that don't use Configure and
117 haven't been modified to define PERL_STATIC_INLINE yet.
119 #if !defined(PERL_STATIC_INLINE)
120 # ifdef HAS_STATIC_INLINE
121 # define PERL_STATIC_INLINE static inline
123 # define PERL_STATIC_INLINE static
127 #ifdef PERL_GLOBAL_STRUCT
128 # ifndef PERL_GET_VARS
129 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
130 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
131 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
132 # ifndef PERLIO_FUNCS_CONST
133 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
136 # define PERL_GET_VARS() PL_VarsPtr
141 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
143 #ifdef PERL_GLOBAL_STRUCT
144 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
149 #ifdef PERL_IMPLICIT_CONTEXT
150 # ifndef MULTIPLICITY
151 # define MULTIPLICITY
153 # define tTHX PerlInterpreter*
154 # define pTHX tTHX my_perl PERL_UNUSED_DECL
155 # define aTHX my_perl
156 # define aTHXa(a) aTHX = (tTHX)a
157 # ifdef PERL_GLOBAL_STRUCT
158 # define dTHXa(a) dVAR; pTHX = (tTHX)a
160 # define dTHXa(a) pTHX = (tTHX)a
162 # ifdef PERL_GLOBAL_STRUCT
163 # define dTHX dVAR; pTHX = PERL_GET_THX
165 # define dTHX pTHX = PERL_GET_THX
179 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
180 # define PERL_TRACK_MEMPOOL
183 # undef PERL_TRACK_MEMPOOL
186 #define STATIC static
189 /* Do not use these macros. They were part of PERL_OBJECT, which was an
190 * implementation of multiplicity using C++ objects. They have been left
191 * here solely for the sake of XS code which has incorrectly
194 #define CPERLscope(x) x
195 #define CPERLarg void
198 #define PERL_OBJECT_THIS
199 #define _PERL_OBJECT_THIS
200 #define PERL_OBJECT_THIS_
201 #define CALL_FPTR(fptr) (*fptr)
202 #define MEMBER_TO_FPTR(name) name
203 #endif /* !PERL_CORE */
205 #define CALLRUNOPS PL_runops
207 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
209 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
210 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
211 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
212 (strbeg),(minend),(sv),(data),(flags))
213 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
214 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
215 (strend),(flags),(data))
216 #define CALLREG_INTUIT_STRING(prog) \
217 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
219 #define CALLREGFREE(prog) \
220 Perl_pregfree(aTHX_ (prog))
222 #define CALLREGFREE_PVT(prog) \
223 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
225 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
226 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
228 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
229 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
231 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
232 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
234 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
235 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
237 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
238 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
240 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
241 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
243 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
244 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
246 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
247 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
249 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
250 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
252 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
253 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
255 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
256 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
258 #define CALLREG_NAMED_BUFF_COUNT(rx) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
261 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
264 #define CALLREG_PACKAGE(rx) \
265 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
267 #if defined(USE_ITHREADS)
268 #define CALLREGDUPE(prog,param) \
269 Perl_re_dup(aTHX_ (prog),(param))
271 #define CALLREGDUPE_PVT(prog,param) \
272 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
281 * Because of backward compatibility reasons the PERL_UNUSED_DECL
282 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
284 * Note that there are C compilers such as MetroWerks CodeWarrior
285 * which do not have an "inlined" way (like the gcc __attribute__) of
286 * marking unused variables (they need e.g. a #pragma) and therefore
287 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
288 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
292 #if defined(__SYMBIAN32__) && defined(__GNUC__)
294 # define PERL_UNUSED_DECL
296 # define PERL_UNUSED_DECL __attribute__((unused))
300 #ifndef PERL_UNUSED_DECL
301 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
302 # define PERL_UNUSED_DECL __attribute__unused__
304 # define PERL_UNUSED_DECL
309 * for silencing unused variables that are actually used most of the time,
310 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
312 #ifndef PERL_UNUSED_ARG
313 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
315 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
317 # define PERL_UNUSED_ARG(x) ((void)x)
320 #ifndef PERL_UNUSED_VAR
321 # define PERL_UNUSED_VAR(x) ((void)x)
325 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
327 # define PERL_UNUSED_CONTEXT
330 /* on gcc (and clang), specify that a warning should be temporarily
333 * GCC_DIAG_IGNORE(-Wmultichar);
337 * based on http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
339 * Note that "pragma GCC diagnostic push/pop" was added in GCC 4.6, Mar 2011;
340 * clang only pretends to be GCC 4.2, but still supports push/pop.
343 #if defined(__clang) || \
344 (defined( __GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406)
345 # define GCC_DIAG_DO_PRAGMA_(x) _Pragma (#x)
347 # define GCC_DIAG_IGNORE(x) _Pragma("GCC diagnostic push") \
348 GCC_DIAG_DO_PRAGMA_(GCC diagnostic ignored #x)
349 # define GCC_DIAG_RESTORE _Pragma("GCC diagnostic pop")
351 # define GCC_DIAG_IGNORE(w)
352 # define GCC_DIAG_RESTORE
356 #define NOOP /*EMPTY*/(void)0
357 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
358 check in of thread.h, explaining why we need dNOOP at all: */
359 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
360 /* Declaring a *function*, instead of a variable, ensures that we don't rely
361 on being able to suppress "unused" warnings. */
363 #define dNOOP (void)0
365 #define dNOOP extern int Perl___notused(void)
369 /* Don't bother defining tTHX ; using it outside
370 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
376 # define aTHXa(a) NOOP
377 # define dTHXa(a) dNOOP
395 /* these are only defined for compatibility; should not be used internally */
396 #if !defined(pTHXo) && !defined(PERL_CORE)
398 # define pTHXo_ pTHX_
400 # define aTHXo_ aTHX_
402 # define dTHXoa(x) dTHXa(x)
406 # define pTHXx PerlInterpreter *my_perl
407 # define pTHXx_ pTHXx,
408 # define aTHXx my_perl
409 # define aTHXx_ aTHXx,
413 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
414 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
415 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
416 #ifdef PERL_IMPLICIT_SYS
417 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
418 # define dTHXs dVAR; dTHX
423 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
430 /* Some platforms require marking function declarations
431 * for them to be exportable. Used in perlio.h, proto.h
432 * is handled either by the makedef.pl or by defining the
433 * PERL_CALLCONV to be something special. See also the
434 * definition of XS() in XSUB.h. */
435 #ifndef PERL_EXPORT_C
437 # define PERL_EXPORT_C extern "C"
439 # define PERL_EXPORT_C extern
442 #ifndef PERL_XS_EXPORT_C
444 # define PERL_XS_EXPORT_C extern "C"
446 # define PERL_XS_EXPORT_C
450 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
451 * g++ allows them but seems to have problems with them
452 * (insane errors ensue).
453 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
455 #if defined(PERL_GCC_PEDANTIC) || \
456 (defined(__GNUC__) && defined(__cplusplus) && \
457 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
458 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
459 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
463 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
464 # ifndef PERL_USE_GCC_BRACE_GROUPS
465 # define PERL_USE_GCC_BRACE_GROUPS
470 * STMT_START { statements; } STMT_END;
471 * can be used as a single statement, as in
472 * if (x) STMT_START { ... } STMT_END; else ...
474 * Trying to select a version that gives no warnings...
476 #if !(defined(STMT_START) && defined(STMT_END))
477 # ifdef PERL_USE_GCC_BRACE_GROUPS
478 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
481 # define STMT_START do
482 # define STMT_END while (0)
486 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
487 # define BYTEORDER 0x1234
490 /* Overall memory policy? */
495 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
502 * The following contortions are brought to you on behalf of all the
503 * standards, semi-standards, de facto standards, not-so-de-facto standards
504 * of the world, as well as all the other botches anyone ever thought of.
505 * The basic theory is that if we work hard enough here, the rest of the
506 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
509 /* define this once if either system, instead of cluttering up the src */
510 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
514 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
515 # define STANDARD_C 1
518 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
519 # define DONT_DECLARE_STD 1
522 #if defined(HASVOLATILE) || defined(STANDARD_C)
523 # define VOL volatile
528 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
529 * you get a perl without taint support, but doubtlessly with a lesser
530 * degree of support. Do not do so unless you know exactly what it means
531 * technically, have a good reason to do so, and know exactly how the
532 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
533 * a potential security risk due to flat out ignoring the security-relevant
534 * taint flags. This being said, a perl without taint support compiled in
535 * has marginal run-time performance benefits.
536 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
537 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
538 * silently ignores -t/-T instead of throwing an exception.
540 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
541 * voids your nonexistent warranty!
543 #if defined(SILENT_NO_TAINT_SUPPORT) && !defined(NO_TAINT_SUPPORT)
544 # define NO_TAINT_SUPPORT 1
547 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
548 * operations into no-ops for a very modest speed-up. Enable only if you
549 * know what you're doing: tests and CPAN modules' tests are bound to fail.
551 #ifdef NO_TAINT_SUPPORT
553 # define TAINT_NOT NOOP
554 # define TAINT_IF(c) NOOP
555 # define TAINT_ENV() NOOP
556 # define TAINT_PROPER(s) NOOP
557 # define TAINT_set(s) NOOP
559 # define TAINTING_get 0
560 # define TAINTING_set(s) NOOP
561 # define TAINT_WARN_get 0
562 # define TAINT_WARN_set(s) NOOP
564 # define TAINT (PL_tainted = TRUE)
565 # define TAINT_NOT (PL_tainted = FALSE)
566 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
567 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
568 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
569 # define TAINT_set(s) (PL_tainted = (s))
570 # define TAINT_get (PL_tainted)
571 # define TAINTING_get (PL_tainting)
572 # define TAINTING_set(s) (PL_tainting = (s))
573 # define TAINT_WARN_get (PL_taint_warn)
574 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
577 /* flags used internally only within pp_subst and pp_substcont */
579 # define SUBST_TAINT_STR 1 /* string tainted */
580 # define SUBST_TAINT_PAT 2 /* pattern tainted */
581 # define SUBST_TAINT_REPL 4 /* replacement tainted */
582 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
583 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
586 /* XXX All process group stuff is handled in pp_sys.c. Should these
587 defines move there? If so, I could simplify this a lot. --AD 9/96.
589 /* Process group stuff changed from traditional BSD to POSIX.
590 perlfunc.pod documents the traditional BSD-style syntax, so we'll
591 try to preserve that, if possible.
594 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
596 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
597 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
599 # ifdef HAS_SETPGRP2 /* DG/UX */
600 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
604 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
605 # define HAS_SETPGRP /* Well, effectively it does . . . */
608 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
609 our life easier :-) so we'll try it.
612 # define BSD_GETPGRP(pid) getpgid((pid))
614 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
615 # define BSD_GETPGRP(pid) getpgrp((pid))
617 # ifdef HAS_GETPGRP2 /* DG/UX */
618 # define BSD_GETPGRP(pid) getpgrp2((pid))
622 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
623 # define HAS_GETPGRP /* Well, effectively it does . . . */
626 /* These are not exact synonyms, since setpgrp() and getpgrp() may
627 have different behaviors, but perl.h used to define USE_BSDPGRP
628 (prior to 5.003_05) so some extension might depend on it.
630 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
636 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
637 pthread.h must be included before all other header files.
639 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
640 # include <pthread.h>
643 #include <sys/types.h>
655 # include <varargs.h>
659 #ifdef USE_NEXT_CTYPE
661 #if NX_CURRENT_COMPILER_RELEASE >= 500
662 # include <bsd/ctypes.h>
664 # if NX_CURRENT_COMPILER_RELEASE >= 400
665 # include <objc/NXCType.h>
666 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
667 # include <appkit/NXCType.h>
668 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
669 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
671 #else /* !USE_NEXT_CTYPE */
673 #endif /* USE_NEXT_CTYPE */
675 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
687 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
689 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
691 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
692 && defined(HAS_STRXFRM)
693 # define USE_LOCALE_COLLATE
695 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
696 # define USE_LOCALE_CTYPE
698 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
699 # define USE_LOCALE_NUMERIC
701 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
702 # define USE_LOCALE_MESSAGES
704 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
705 # define USE_LOCALE_MONETARY
707 # ifndef WIN32 /* No wrapper except on Windows */
708 # define my_setlocale(a,b) setlocale(a,b)
710 #endif /* !NO_LOCALE && HAS_SETLOCALE */
715 # ifdef PARAM_NEEDS_TYPES
716 # include <sys/types.h>
718 # include <sys/param.h>
721 /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month
722 value something like 199306. This may be useful if no more-specific
723 feature test is available.
731 /* Use all the "standard" definitions? */
732 #if defined(STANDARD_C) && defined(I_STDLIB)
736 /* If this causes problems, set i_unistd=undef in the hint file. */
743 # include <sys/wait.h>
747 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
750 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
751 EXTERN_C int syscall(int, ...);
754 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
755 EXTERN_C int usleep(unsigned int);
760 /* macros for correct constant construction */
762 # define U16_CONST(x) ((U16)x##U)
764 # define U16_CONST(x) ((U16)x##UL)
768 # define U32_CONST(x) ((U32)x##U)
770 # define U32_CONST(x) ((U32)x##UL)
775 # define U64_CONST(x) ((U64)x##U)
777 # define U64_CONST(x) ((U64)x##UL)
778 # elif QUADKIND == QUAD_IS_LONG_LONG
779 # define U64_CONST(x) ((U64)x##ULL)
780 # elif QUADKIND == QUAD_IS___INT64
781 # define U64_CONST(x) ((U64)x##UI64)
782 # else /* best guess we can make */
783 # define U64_CONST(x) ((U64)x##UL)
787 /* byte-swapping functions for big-/little-endian conversion */
788 # define _swab_16_(x) ((U16)( \
789 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
790 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
792 # define _swab_32_(x) ((U32)( \
793 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
794 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
795 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
796 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
799 # define _swab_64_(x) ((U64)( \
800 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
801 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
802 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
803 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
804 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
805 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
806 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
807 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
810 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
811 at least on FreeBSD. YMMV, so experiment. */
812 #ifndef PERL_ARENA_SIZE
813 #define PERL_ARENA_SIZE 4080
816 /* Maximum level of recursion */
817 #ifndef PERL_SUB_DEPTH_WARN
818 #define PERL_SUB_DEPTH_WARN 100
821 #endif /* PERL_CORE */
823 /* We no longer default to creating a new SV for GvSV.
824 Do this before embed. */
825 #ifndef PERL_CREATE_GVSV
826 # ifndef PERL_DONT_CREATE_GVSV
827 # define PERL_DONT_CREATE_GVSV
831 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
832 #define PERL_USES_PL_PIDSTATUS
835 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
836 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
839 #define MEM_SIZE Size_t
841 /* Round all values passed to malloc up, by default to a multiple of
844 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
845 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
848 /* sv_grow() will expand strings by at least a certain percentage of
849 the previously *used* length to avoid excessive calls to realloc().
850 The default is 25% of the current length.
852 #ifndef PERL_STRLEN_EXPAND_SHIFT
853 # define PERL_STRLEN_EXPAND_SHIFT 2
856 #if defined(STANDARD_C) && defined(I_STDDEF)
858 # define STRUCT_OFFSET(s,m) offsetof(s,m)
860 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
863 #ifndef __SYMBIAN32__
864 # if defined(I_STRING) || defined(__cplusplus)
867 # include <strings.h>
871 /* This comes after <stdlib.h> so we don't try to change the standard
872 * library prototypes; we'll use our own in proto.h instead. */
875 # ifdef PERL_POLLUTE_MALLOC
876 # ifndef PERL_EXTMALLOC_DEF
877 # define Perl_malloc malloc
878 # define Perl_calloc calloc
879 # define Perl_realloc realloc
880 # define Perl_mfree free
883 # define EMBEDMYMALLOC /* for compatibility */
886 # define safemalloc Perl_malloc
887 # define safecalloc Perl_calloc
888 # define saferealloc Perl_realloc
889 # define safefree Perl_mfree
890 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
891 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
894 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
895 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
896 # define panic_write2(s) write(2, s, strlen(s))
897 # define CHECK_MALLOC_TAINT(newval) \
898 CHECK_MALLOC_TOO_LATE_FOR_( \
900 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
902 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
903 if (doing_taint(argc,argv,env)) { \
904 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
907 # define safemalloc safesysmalloc
908 # define safecalloc safesyscalloc
909 # define saferealloc safesysrealloc
910 # define safefree safesysfree
911 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
912 # define CHECK_MALLOC_TAINT(newval) ((void)0)
913 # define MALLOC_CHECK_TAINT(argc,argv,env)
914 #endif /* MYMALLOC */
916 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
917 #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)
918 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
919 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
920 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
922 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
924 #define strrchr rindex
932 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
934 extern char * memcpy (char*, char*, int);
940 # define memcpy(d,s,l) bcopy(s,d,l)
942 # define memcpy(d,s,l) my_bcopy(s,d,l)
945 #endif /* HAS_MEMCPY */
948 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
950 extern char *memset (char*, int, int);
955 # define memset(d,c,l) my_memset(d,c,l)
956 #endif /* HAS_MEMSET */
958 #if !defined(HAS_MEMMOVE) && !defined(memmove)
959 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
960 # define memmove(d,s,l) bcopy(s,d,l)
962 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
963 # define memmove(d,s,l) memcpy(d,s,l)
965 # define memmove(d,s,l) my_bcopy(s,d,l)
970 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
974 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
975 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
977 extern int memcmp (char*, char*, int);
982 # define memcmp my_memcmp
984 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
988 # define memzero(d,l) memset(d,0,l)
991 # define memzero(d,l) bzero(d,l)
993 # define memzero(d,l) my_bzero(d,l)
1001 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1008 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1010 #endif /* !HAS_BCMP */
1013 # include <netinet/in.h>
1017 # include <arpa/inet.h>
1021 # include <sys/stat.h>
1024 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1025 This definition should ideally go into win32/win32.h, but S_IFIFO is
1026 used later here in perl.h before win32/win32.h is being included. */
1027 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1028 # define S_IFIFO _S_IFIFO
1031 /* The stat macros for Unisoft System V/88 (and derivatives
1032 like UTekV) are broken, sometimes giving false positives. Undefine
1033 them here and let the code below set them to proper values.
1035 The ghs macro stands for GreenHills Software C-1.8.5 which
1036 is the C compiler for sysV88 and the various derivatives.
1037 This header file bug is corrected in gcc-2.5.8 and later versions.
1038 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1040 #if defined(m88k) && defined(ghs)
1054 # ifdef I_SYS_TIME_KERNEL
1057 # include <sys/time.h>
1058 # ifdef I_SYS_TIME_KERNEL
1063 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1064 # include <sys/times.h>
1067 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1068 # undef HAS_STRERROR
1073 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1074 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1077 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1078 * This is important for using IPv6.
1079 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1080 * a bad idea since it breaks send() and recv(). */
1081 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1082 # define _SOCKADDR_LEN
1085 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1086 # include <sys/socket.h>
1087 # if defined(USE_SOCKS) && defined(I_SOCKS)
1088 # if !defined(INCLUDE_PROTOTYPES)
1089 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1090 # define PERL_SOCKS_NEED_PROTOTYPES
1093 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1094 # undef INCLUDE_PROTOTYPES
1095 # undef PERL_SOCKS_NEED_PROTOTYPES
1106 # include <net/errno.h>
1111 /* sockatmark() is so new (2001) that many places might have it hidden
1112 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1113 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1114 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1115 # if defined(__THROW) && defined(__GLIBC__)
1116 int sockatmark(int) __THROW;
1118 int sockatmark(int);
1122 #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. */
1123 EXTERN_C int fchdir(int);
1124 EXTERN_C int flock(int, int);
1125 EXTERN_C int fseeko(FILE *, off_t, int);
1126 EXTERN_C off_t ftello(FILE *);
1129 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1130 EXTERN_C char *crypt(const char *, const char *);
1131 EXTERN_C char **environ;
1134 #if defined(__cplusplus)
1135 # if defined(BSDish)
1136 EXTERN_C char **environ;
1137 # elif defined(__CYGWIN__)
1138 EXTERN_C char *crypt(const char *, const char *);
1143 # undef SETERRNO /* SOCKS might have defined this */
1147 # define SETERRNO(errcode,vmserrcode) \
1149 set_errno(errcode); \
1150 set_vaxc_errno(vmserrcode); \
1152 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1153 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1154 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1155 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1157 # define LIB_INVARG LIB$_INVARG
1158 # define RMS_DIR RMS$_DIR
1159 # define RMS_FAC RMS$_FAC
1160 # define RMS_FEX RMS$_FEX
1161 # define RMS_FNF RMS$_FNF
1162 # define RMS_IFI RMS$_IFI
1163 # define RMS_ISI RMS$_ISI
1164 # define RMS_PRV RMS$_PRV
1165 # define SS_ACCVIO SS$_ACCVIO
1166 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1167 # define SS_IVCHAN SS$_IVCHAN
1168 # define SS_NORMAL SS$_NORMAL
1170 # define LIB_INVARG 0
1178 # define SS_ACCVIO 0
1179 # define SS_DEVOFFLINE 0
1180 # define SS_IVCHAN 0
1181 # define SS_NORMAL 0
1185 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1186 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1187 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1188 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1192 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1193 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1194 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1195 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1199 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1203 # define dSAVEDERRNO int saved_errno
1204 # define dSAVE_ERRNO int saved_errno = errno
1205 # define SAVE_ERRNO (saved_errno = errno)
1206 # define RESTORE_ERRNO (errno = saved_errno)
1209 #define ERRSV GvSVn(PL_errgv)
1211 #define CLEAR_ERRSV() STMT_START { \
1212 if (!GvSV(PL_errgv)) { \
1213 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1214 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1215 SvREFCNT_dec(GvSV(PL_errgv)); \
1216 GvSV(PL_errgv) = newSVpvs(""); \
1218 SV *const errsv = GvSV(PL_errgv); \
1219 sv_setpvs(errsv, ""); \
1220 if (SvMAGICAL(errsv)) { \
1223 SvPOK_only(errsv); \
1229 # define DEFSV (0 + GvSVn(PL_defgv))
1230 # define DEFSV_set(sv) \
1231 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1232 # define SAVE_DEFSV \
1234 save_gp(PL_defgv, 0), \
1235 GvINTRO_off(PL_defgv), \
1236 SAVEGENERICSV(GvSV(PL_defgv)), \
1237 GvSV(PL_defgv) = NULL \
1240 # define DEFSV GvSVn(PL_defgv)
1241 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1242 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1246 extern int errno; /* ANSI allows errno to be an lvalue expr.
1247 * For example in multithreaded environments
1248 * something like this might happen:
1249 * extern int *_errno(void);
1250 * #define errno (*_errno()) */
1253 #define UNKNOWN_ERRNO_MSG "(unknown)"
1256 # ifndef DONT_DECLARE_STD
1258 char *strerror (int,...);
1260 char *strerror (int);
1264 # define Strerror strerror
1267 # ifdef HAS_SYS_ERRLIST
1268 extern int sys_nerr;
1269 extern char *sys_errlist[];
1271 # define Strerror(e) \
1272 ((e) < 0 || (e) >= sys_nerr ? UNKNOWN_ERRNO_MSG : sys_errlist[e])
1279 # include <sys/ioctl.h>
1283 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1284 # ifdef HAS_SOCKETPAIR
1285 # undef HAS_SOCKETPAIR
1292 #ifndef HAS_SOCKETPAIR
1294 # define socketpair Perl_my_socketpair
1299 # define htoni htons
1300 # define ntohi ntohs
1302 # define htoni htonl
1303 # define ntohi ntohl
1306 /* Configure already sets Direntry_t */
1307 #if defined(I_DIRENT)
1308 # include <dirent.h>
1309 /* NeXT needs dirent + sys/dir.h */
1310 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1311 # include <sys/dir.h>
1315 # include <sys/ndir.h>
1319 # include <ndir.h> /* may be wrong in the future */
1321 # include <sys/dir.h>
1328 * The following gobbledygook brought to you on behalf of __STDC__.
1329 * (I could just use #ifndef __STDC__, but this is more bulletproof
1330 * in the face of half-implementations.)
1333 #if defined(I_SYSMODE)
1334 #include <sys/mode.h>
1339 # define S_IFMT _S_IFMT
1341 # define S_IFMT 0170000
1346 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1350 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1355 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1357 # define S_ISBLK(m) (0)
1362 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1367 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1369 # define S_ISFIFO(m) (0)
1375 # define S_ISLNK(m) _S_ISLNK(m)
1378 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1381 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1383 # define S_ISLNK(m) (0)
1391 # define S_ISSOCK(m) _S_ISSOCK(m)
1394 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1397 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1399 # define S_ISSOCK(m) (0)
1407 # define S_IRUSR S_IREAD
1408 # define S_IWUSR S_IWRITE
1409 # define S_IXUSR S_IEXEC
1411 # define S_IRUSR 0400
1412 # define S_IWUSR 0200
1413 # define S_IXUSR 0100
1419 # define S_IRGRP (S_IRUSR>>3)
1420 # define S_IWGRP (S_IWUSR>>3)
1421 # define S_IXGRP (S_IXUSR>>3)
1423 # define S_IRGRP 0040
1424 # define S_IWGRP 0020
1425 # define S_IXGRP 0010
1431 # define S_IROTH (S_IRUSR>>6)
1432 # define S_IWOTH (S_IWUSR>>6)
1433 # define S_IXOTH (S_IXUSR>>6)
1435 # define S_IROTH 0040
1436 # define S_IWOTH 0020
1437 # define S_IXOTH 0010
1442 # define S_ISUID 04000
1446 # define S_ISGID 02000
1450 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1454 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1458 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1461 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1462 * which would get included through <sys/file.h >, but that is 3000
1463 * lines in the future. --jhi */
1465 #if !defined(S_IREAD) && !defined(__HAIKU__)
1466 # define S_IREAD S_IRUSR
1469 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1470 # define S_IWRITE S_IWUSR
1474 # define S_IEXEC S_IXUSR
1477 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1478 # define SLOPPYDIVIDE
1485 /* For the times when you want the return value of sprintf, and you want it
1486 to be the length. Can't have a thread variable passed in, because C89 has
1489 #ifdef SPRINTF_RETURNS_STRLEN
1490 # define my_sprintf sprintf
1492 # define my_sprintf Perl_my_sprintf
1496 * If we have v?snprintf() and the C99 variadic macros, we can just
1497 * use just the v?snprintf(). It is nice to try to trap the buffer
1498 * overflow, however, so if we are DEBUGGING, and we cannot use the
1499 * gcc statement expressions, then use the function wrappers which try
1500 * to trap the overflow. If we can use the gcc statement expressions,
1501 * we can try that even with the version that uses the C99 variadic
1505 /* Note that we do not check against snprintf()/vsnprintf() returning
1506 * negative values because that is non-standard behaviour and we use
1507 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1508 * that should be true only if the snprintf()/vsnprintf() are true
1509 * to the standard. */
1511 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1512 # ifdef PERL_USE_GCC_BRACE_GROUPS
1513 # 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__; })
1514 # define PERL_MY_SNPRINTF_GUARDED
1516 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1519 # define my_snprintf Perl_my_snprintf
1520 # define PERL_MY_SNPRINTF_GUARDED
1523 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1524 # ifdef PERL_USE_GCC_BRACE_GROUPS
1525 # 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__; })
1526 # define PERL_MY_VSNPRINTF_GUARDED
1528 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1531 # define my_vsnprintf Perl_my_vsnprintf
1532 # define PERL_MY_VSNPRINTF_GUARDED
1536 # define my_strlcat strlcat
1538 # define my_strlcat Perl_my_strlcat
1542 # define my_strlcpy strlcpy
1544 # define my_strlcpy Perl_my_strlcpy
1548 The IV type is supposed to be long enough to hold any integral
1550 --Andy Dougherty August 1996
1556 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1557 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1558 # define IV_MAX INT64_MAX
1559 # define IV_MIN INT64_MIN
1560 # define UV_MAX UINT64_MAX
1562 # define UINT64_MIN 0
1564 # define UV_MIN UINT64_MIN
1566 # define IV_MAX PERL_QUAD_MAX
1567 # define IV_MIN PERL_QUAD_MIN
1568 # define UV_MAX PERL_UQUAD_MAX
1569 # define UV_MIN PERL_UQUAD_MIN
1574 # if defined(INT32_MAX) && IVSIZE == 4
1575 # define IV_MAX INT32_MAX
1576 # define IV_MIN INT32_MIN
1577 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1578 # define UV_MAX UINT32_MAX
1580 # define UV_MAX 4294967295U
1583 # define UINT32_MIN 0
1585 # define UV_MIN UINT32_MIN
1587 # define IV_MAX PERL_LONG_MAX
1588 # define IV_MIN PERL_LONG_MIN
1589 # define UV_MAX PERL_ULONG_MAX
1590 # define UV_MIN PERL_ULONG_MIN
1601 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1602 /* We think that removing this decade-old undef this will cause too much
1603 breakage on CPAN for too little gain. (See RT #119753)
1604 However, we do need HAS_QUAD in the core for use by the drand48 code,
1605 but not for Win32 VC6 because it has poor __int64 support. */
1611 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1613 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1614 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1616 #ifndef NO_PERL_PRESERVE_IVUV
1617 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1621 * The macros INT2PTR and NUM2PTR are (despite their names)
1622 * bi-directional: they will convert int/float to or from pointers.
1623 * However the conversion to int/float are named explicitly:
1624 * PTR2IV, PTR2UV, PTR2NV.
1626 * For int conversions we do not need two casts if pointers are
1627 * the same size as IV and UV. Otherwise we need an explicit
1628 * cast (PTRV) to avoid compiler warnings.
1630 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1632 # define INT2PTR(any,d) (any)(d)
1634 # if PTRSIZE == LONGSIZE
1635 # define PTRV unsigned long
1636 # define PTR2ul(p) (unsigned long)(p)
1638 # define PTRV unsigned
1643 # define INT2PTR(any,d) (any)(PTRV)(d)
1647 # define PTR2ul(p) INT2PTR(unsigned long,p)
1650 #define NUM2PTR(any,d) (any)(PTRV)(d)
1651 #define PTR2IV(p) INT2PTR(IV,p)
1652 #define PTR2UV(p) INT2PTR(UV,p)
1653 #define PTR2NV(p) NUM2PTR(NV,p)
1654 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1656 /* According to strict ANSI C89 one cannot freely cast between
1657 * data pointers and function (code) pointers. There are at least
1658 * two ways around this. One (used below) is to do two casts,
1659 * first the other pointer to an (unsigned) integer, and then
1660 * the integer to the other pointer. The other way would be
1661 * to use unions to "overlay" the pointers. For an example of
1662 * the latter technique, see union dirpu in struct xpvio in sv.h.
1663 * The only feasible use is probably temporarily storing
1664 * function pointers in a data pointer (such as a void pointer). */
1666 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1667 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1669 #ifdef USE_LONG_DOUBLE
1670 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1671 # define LONG_DOUBLE_EQUALS_DOUBLE
1673 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1674 # undef USE_LONG_DOUBLE /* Ouch! */
1679 /* Use an overridden DBL_DIG */
1683 # define DBL_DIG OVR_DBL_DIG
1685 /* The following is all to get DBL_DIG, in order to pick a nice
1686 default value for printing floating point numbers in Gconvert
1687 (see config.h). (It also has other uses, such as figuring out if
1688 a given precision of printing can be done with a double instead of
1689 a long double - Allen).
1698 #define DBL_DIG 15 /* A guess that works lots of places */
1703 /* Use an overridden LDBL_DIG */
1707 # define LDBL_DIG OVR_LDBL_DIG
1709 /* The following is all to get LDBL_DIG, in order to pick a nice
1710 default value for printing floating point numbers in Gconvert.
1714 # include <limits.h>
1719 # ifndef HAS_LDBL_DIG
1720 # if LONG_DOUBLESIZE == 10
1721 # define LDBL_DIG 18 /* assume IEEE */
1723 # if LONG_DOUBLESIZE == 12
1724 # define LDBL_DIG 18 /* gcc? */
1726 # if LONG_DOUBLESIZE == 16
1727 # define LDBL_DIG 33 /* assume IEEE */
1729 # if LONG_DOUBLESIZE == DOUBLESIZE
1730 # define LDBL_DIG DBL_DIG /* bummer */
1739 * This is for making sure we have a good DBL_MAX value, if possible,
1740 * either for usage as NV_MAX or for usage in figuring out if we can
1741 * fit a given long double into a double, if bug-fixing makes it
1742 * necessary to do so. - Allen <allens@cpan.org>
1746 # include <limits.h>
1750 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1751 # include <values.h>
1752 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1753 # define DBL_MAX MAXDOUBLE
1755 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1756 # define DBL_MIN MINDOUBLE
1759 #endif /* defined(I_VALUES) */
1764 # include <ieeefp.h>
1767 #ifdef USE_LONG_DOUBLE
1769 # include <sunmath.h>
1771 # define NV_DIG LDBL_DIG
1772 # ifdef LDBL_MANT_DIG
1773 # define NV_MANT_DIG LDBL_MANT_DIG
1776 # define NV_MIN LDBL_MIN
1779 # define NV_MAX LDBL_MAX
1781 # ifdef LDBL_MIN_10_EXP
1782 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1784 # ifdef LDBL_MAX_10_EXP
1785 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1787 # ifdef LDBL_EPSILON
1788 # define NV_EPSILON LDBL_EPSILON
1791 # define NV_MAX LDBL_MAX
1792 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1795 # define NV_MAX HUGE_VALL
1798 # define NV_MAX ((NV)HUGE_VAL)
1803 # define Perl_cos cosl
1804 # define Perl_sin sinl
1805 # define Perl_sqrt sqrtl
1806 # define Perl_exp expl
1807 # define Perl_log logl
1808 # define Perl_atan2 atan2l
1809 # define Perl_pow powl
1810 # define Perl_floor floorl
1811 # define Perl_ceil ceill
1812 # define Perl_fmod fmodl
1814 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1816 # define Perl_modf(x,y) modfl(x,y)
1817 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1818 prototype in <math.h> */
1819 # ifndef HAS_MODFL_PROTO
1820 EXTERN_C long double modfl(long double, long double *);
1823 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1824 extern long double Perl_my_modfl(long double x, long double *ip);
1825 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1829 # define Perl_frexp(x,y) frexpl(x,y)
1831 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1832 extern long double Perl_my_frexpl(long double x, int *e);
1833 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1838 # define Perl_isnan(x) isnanl(x)
1843 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1847 # define NV_DIG DBL_DIG
1848 # ifdef DBL_MANT_DIG
1849 # define NV_MANT_DIG DBL_MANT_DIG
1852 # define NV_MIN DBL_MIN
1855 # define NV_MAX DBL_MAX
1857 # ifdef DBL_MIN_10_EXP
1858 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1860 # ifdef DBL_MAX_10_EXP
1861 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1864 # define NV_EPSILON DBL_EPSILON
1866 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1867 # define NV_MAX DBL_MAX
1868 # define NV_MIN DBL_MIN
1871 # define NV_MAX HUGE_VAL
1874 # define Perl_cos cos
1875 # define Perl_sin sin
1876 # define Perl_sqrt sqrt
1877 # define Perl_exp exp
1878 # define Perl_log log
1879 # define Perl_atan2 atan2
1880 # define Perl_pow pow
1881 # define Perl_floor floor
1882 # define Perl_ceil ceil
1883 # define Perl_fmod fmod
1884 # define Perl_modf(x,y) modf(x,y)
1885 # define Perl_frexp(x,y) frexp(x,y)
1888 /* rumor has it that Win32 has _fpclass() */
1890 /* SGI has fpclassl... but not with the same result values,
1891 * and it's via a typedef (not via #define), so will need to redo Configure
1892 * to use. Not worth the trouble, IMO, at least until the below is used
1893 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1894 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1895 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1897 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1899 # include <ieeefp.h>
1904 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1905 # define Perl_fp_class() fpclassl(x)
1907 # define Perl_fp_class() fpclass(x)
1909 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1910 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1911 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1912 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1913 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1914 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1915 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1916 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1917 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1918 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1919 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1920 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1921 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1922 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1923 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1926 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS)
1928 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1929 # include <fp_class.h>
1931 # define Perl_fp_class(x) fp_class(x)
1932 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1933 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1934 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1935 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1936 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1937 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1938 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1939 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1940 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1941 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1942 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1943 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1944 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1945 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1946 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1949 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1951 # define Perl_fp_class(x) fpclassify(x)
1952 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1953 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1954 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1955 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1956 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1959 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1962 # define Perl_fp_class(x) class(x)
1964 # define Perl_fp_class(x) _class(x)
1966 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1967 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1968 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1969 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1970 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1971 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1972 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1973 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1974 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1975 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1976 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1977 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1978 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1979 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1980 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1983 /* rumor has it that Win32 has _isnan() */
1987 # define Perl_isnan(x) isnan((NV)x)
1989 # ifdef Perl_fp_class_nan
1990 # define Perl_isnan(x) Perl_fp_class_nan(x)
1992 # ifdef HAS_UNORDERED
1993 # define Perl_isnan(x) unordered((x), 0.0)
1995 # define Perl_isnan(x) ((x)!=(x))
2002 int isnan(double d);
2007 # define Perl_isinf(x) isinf((NV)x)
2009 # ifdef Perl_fp_class_inf
2010 # define Perl_isinf(x) Perl_fp_class_inf(x)
2012 # define Perl_isinf(x) ((x)==NV_INF)
2017 #ifndef Perl_isfinite
2019 # define Perl_isfinite(x) finite((NV)x)
2021 # ifdef HAS_ISFINITE
2022 # define Perl_isfinite(x) isfinite(x)
2024 # ifdef Perl_fp_class_finite
2025 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2027 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2033 /* The default is to use Perl's own atof() implementation (in numeric.c).
2034 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2035 * it is however best to use the native implementation of atof.
2036 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2037 * Some good tests to try out with either setting are t/base/num.t,
2038 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2039 * you may need to be using a different function than atof! */
2041 #ifndef USE_PERL_ATOF
2043 # define USE_PERL_ATOF
2046 # if USE_PERL_ATOF == 0
2047 # undef USE_PERL_ATOF
2051 #ifdef USE_PERL_ATOF
2052 # define Perl_atof(s) Perl_my_atof(s)
2053 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2055 # define Perl_atof(s) (NV)atof(s)
2056 # define Perl_atof2(s, n) ((n) = atof(s))
2059 /* Previously these definitions used hardcoded figures.
2060 * It is hoped these formula are more portable, although
2061 * no data one way or another is presently known to me.
2062 * The "PERL_" names are used because these calculated constants
2063 * do not meet the ANSI requirements for LONG_MAX, etc., which
2064 * need to be constants acceptable to #if - kja
2065 * define PERL_LONG_MAX 2147483647L
2066 * define PERL_LONG_MIN (-LONG_MAX - 1)
2067 * define PERL ULONG_MAX 4294967295L
2070 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2071 # include <limits.h>
2073 /* Included values.h above if necessary; still including limits.h down here,
2074 * despite doing above, because math.h might have overridden... XXX - Allen */
2077 * Try to figure out max and min values for the integral types. THE CORRECT
2078 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2079 * following hacks are used if neither limits.h or values.h provide them:
2080 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2081 * for types < int: (unsigned TYPE)~(unsigned)0
2082 * The argument to ~ must be unsigned so that later signed->unsigned
2083 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2084 * and it must not be smaller than int because ~ does integral promotion.
2085 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2086 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2087 * The latter is a hack which happens to work on some machines but
2088 * does *not* catch any random system, or things like integer types
2089 * with NaN if that is possible.
2091 * All of the types are explicitly cast to prevent accidental loss of
2092 * numeric range, and in the hope that they will be less likely to confuse
2093 * over-eager optimizers.
2097 #define PERL_UCHAR_MIN ((unsigned char)0)
2100 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2103 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2105 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2110 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2111 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2112 * depending on local options. Until Configure detects this (or at least
2113 * detects whether the "signed" keyword is available) the CHAR ranges
2114 * will not be included. UCHAR functions normally.
2118 #define PERL_USHORT_MIN ((unsigned short)0)
2121 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2124 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2127 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2129 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2135 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2137 # ifdef MAXSHORT /* Often used in <values.h> */
2138 # define PERL_SHORT_MAX ((short)MAXSHORT)
2141 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2143 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2149 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2152 # define PERL_SHORT_MIN ((short)MINSHORT)
2155 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2157 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2163 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2166 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2168 # define PERL_UINT_MAX (~(unsigned int)0)
2172 #define PERL_UINT_MIN ((unsigned int)0)
2175 # define PERL_INT_MAX ((int)INT_MAX)
2177 # ifdef MAXINT /* Often used in <values.h> */
2178 # define PERL_INT_MAX ((int)MAXINT)
2180 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2185 # define PERL_INT_MIN ((int)INT_MIN)
2188 # define PERL_INT_MIN ((int)MININT)
2190 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2195 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2198 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2200 # define PERL_ULONG_MAX (~(unsigned long)0)
2204 #define PERL_ULONG_MIN ((unsigned long)0L)
2207 # define PERL_LONG_MAX ((long)LONG_MAX)
2209 # ifdef MAXLONG /* Often used in <values.h> */
2210 # define PERL_LONG_MAX ((long)MAXLONG)
2212 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2217 # define PERL_LONG_MIN ((long)LONG_MIN)
2220 # define PERL_LONG_MIN ((long)MINLONG)
2222 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2228 # define PERL_UQUAD_MAX (~(UV)0)
2229 # define PERL_UQUAD_MIN ((UV)0)
2230 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2231 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2235 typedef MEM_SIZE STRLEN;
2238 typedef struct token TOKEN;
2239 typedef struct madprop MADPROP;
2240 typedef struct nexttoken NEXTTOKE;
2242 typedef struct op OP;
2243 typedef struct cop COP;
2244 typedef struct unop UNOP;
2245 typedef struct binop BINOP;
2246 typedef struct listop LISTOP;
2247 typedef struct logop LOGOP;
2248 typedef struct pmop PMOP;
2249 typedef struct svop SVOP;
2250 typedef struct padop PADOP;
2251 typedef struct pvop PVOP;
2252 typedef struct loop LOOP;
2255 typedef struct opslab OPSLAB;
2256 typedef struct opslot OPSLOT;
2259 typedef struct block_hooks BHK;
2260 typedef struct custom_op XOP;
2262 typedef struct interpreter PerlInterpreter;
2264 /* SGI's <sys/sema.h> has struct sv */
2266 # define STRUCT_SV perl_sv
2268 # define STRUCT_SV sv
2270 typedef struct STRUCT_SV SV;
2271 typedef struct av AV;
2272 typedef struct hv HV;
2273 typedef struct cv CV;
2274 typedef struct p5rx REGEXP;
2275 typedef struct gp GP;
2276 typedef struct gv GV;
2277 typedef struct io IO;
2278 typedef struct context PERL_CONTEXT;
2279 typedef struct block BLOCK;
2281 typedef struct magic MAGIC;
2282 typedef struct xpv XPV;
2283 typedef struct xpviv XPVIV;
2284 typedef struct xpvuv XPVUV;
2285 typedef struct xpvnv XPVNV;
2286 typedef struct xpvmg XPVMG;
2287 typedef struct xpvlv XPVLV;
2288 typedef struct xpvinvlist XINVLIST;
2289 typedef struct xpvav XPVAV;
2290 typedef struct xpvhv XPVHV;
2291 typedef struct xpvgv XPVGV;
2292 typedef struct xpvcv XPVCV;
2293 typedef struct xpvbm XPVBM;
2294 typedef struct xpvfm XPVFM;
2295 typedef struct xpvio XPVIO;
2296 typedef struct mgvtbl MGVTBL;
2297 typedef union any ANY;
2298 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2299 typedef struct ptr_tbl PTR_TBL_t;
2300 typedef struct clone_params CLONE_PARAMS;
2302 /* a pad or name pad is currently just an AV; but that might change,
2303 * so hide the type. */
2304 typedef struct padlist PADLIST;
2306 typedef AV PADNAMELIST;
2309 /* enable PERL_NEW_COPY_ON_WRITE by default */
2310 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2311 # define PERL_NEW_COPY_ON_WRITE
2314 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2315 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2316 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2318 # define PERL_ANY_COW
2321 # define PERL_SAWAMPERSAND
2326 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2327 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2328 # define USE_64_BIT_RAWIO /* implicit */
2332 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2333 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2334 * however, because operating systems like to do that themself. */
2337 # define FSEEKSIZE LSEEKSIZE
2339 # define FSEEKSIZE LONGSIZE
2343 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2344 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2345 # define USE_64_BIT_STDIO /* implicit */
2349 #ifdef USE_64_BIT_RAWIO
2352 # define Off_t off64_t
2354 # define LSEEKSIZE 8
2356 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2357 * will trigger defines like the ones below. Some 64-bit environments,
2358 * however, do not. Therefore we have to explicitly mix and match. */
2359 # if defined(USE_OPEN64)
2360 # define open open64
2362 # if defined(USE_LSEEK64)
2363 # define lseek lseek64
2365 # if defined(USE_LLSEEK)
2366 # define lseek llseek
2369 # if defined(USE_STAT64)
2370 # define stat stat64
2372 # if defined(USE_FSTAT64)
2373 # define fstat fstat64
2375 # if defined(USE_LSTAT64)
2376 # define lstat lstat64
2378 # if defined(USE_FLOCK64)
2379 # define flock flock64
2381 # if defined(USE_LOCKF64)
2382 # define lockf lockf64
2384 # if defined(USE_FCNTL64)
2385 # define fcntl fcntl64
2387 # if defined(USE_TRUNCATE64)
2388 # define truncate truncate64
2390 # if defined(USE_FTRUNCATE64)
2391 # define ftruncate ftruncate64
2395 #ifdef USE_64_BIT_STDIO
2396 # ifdef HAS_FPOS64_T
2398 # define Fpos_t fpos64_t
2400 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2401 * will trigger defines like the ones below. Some 64-bit environments,
2402 * however, do not. */
2403 # if defined(USE_FOPEN64)
2404 # define fopen fopen64
2406 # if defined(USE_FSEEK64)
2407 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2409 # if defined(USE_FTELL64)
2410 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2412 # if defined(USE_FSETPOS64)
2413 # define fsetpos fsetpos64
2415 # if defined(USE_FGETPOS64)
2416 # define fgetpos fgetpos64
2418 # if defined(USE_TMPFILE64)
2419 # define tmpfile tmpfile64
2421 # if defined(USE_FREOPEN64)
2422 # define freopen freopen64
2427 # include "iperlsys.h"
2432 # include "os2ish.h"
2434 # include "dosish.h"
2437 # include "vmsish.h"
2438 #elif defined(PLAN9)
2439 # include "./plan9/plan9ish.h"
2440 #elif defined(__VOS__)
2442 # include "./vos/vosish.h"
2444 # include "vos/vosish.h"
2446 #elif defined(__SYMBIAN32__)
2447 # include "symbian/symbianish.h"
2448 #elif defined(__HAIKU__)
2449 # include "haiku/haikuish.h"
2451 # include "unixish.h"
2454 /* NSIG logic from Configure --> */
2455 /* Strange style to avoid deeply-nested #if/#else/#endif */
2458 # define NSIG (_NSIG)
2464 # define NSIG (SIGMAX+1)
2470 # define NSIG (SIG_MAX+1)
2476 # define NSIG (_SIG_MAX+1)
2482 # define NSIG (MAXSIG+1)
2488 # define NSIG (MAX_SIG+1)
2493 # ifdef SIGARRAYSIZE
2494 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2500 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2504 /* Default to some arbitrary number that's big enough to get most
2505 of the common signals.
2510 /* <-- NSIG logic from Configure */
2512 #ifndef NO_ENVIRON_ARRAY
2513 # define USE_ENVIRON_ARRAY
2517 * initialise to avoid floating-point exceptions from overflow, etc
2519 #ifndef PERL_FPU_INIT
2520 # ifdef HAS_FPSETMASK
2521 # if HAS_FLOATINGPOINT_H
2522 # include <floatingpoint.h>
2524 /* Some operating systems have this as a macro, which in turn expands to a comma
2525 expression, and the last sub-expression is something that gets calculated,
2526 and then they have the gall to warn that a value computed is not used. Hence
2528 # define PERL_FPU_INIT (void)fpsetmask(0)
2530 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2531 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2532 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2533 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2535 # define PERL_FPU_INIT
2540 #ifndef PERL_FPU_PRE_EXEC
2541 # define PERL_FPU_PRE_EXEC {
2542 # define PERL_FPU_POST_EXEC }
2545 #ifndef PERL_SYS_INIT3_BODY
2546 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2550 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2551 Provides system-specific tune up of the C runtime environment necessary to
2552 run Perl interpreters. This should be called only once, before creating
2553 any Perl interpreters.
2555 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
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_TERM|
2561 Provides system-specific clean up of the C runtime environment after
2562 running Perl interpreters. This should be called only once, after
2563 freeing any remaining Perl interpreters.
2568 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2569 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2570 #define PERL_SYS_TERM() Perl_sys_term()
2572 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2573 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2578 # ifdef _POSIX_PATH_MAX
2579 # if PATH_MAX > _POSIX_PATH_MAX
2580 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2581 * included the null byte or not. Later amendments of POSIX,
2582 * XPG4, the Austin Group, and the Single UNIX Specification
2583 * all explicitly include the null byte in the PATH_MAX.
2584 * Ditto for _POSIX_PATH_MAX. */
2585 # define MAXPATHLEN PATH_MAX
2587 # define MAXPATHLEN _POSIX_PATH_MAX
2590 # define MAXPATHLEN (PATH_MAX+1)
2593 # define MAXPATHLEN 1024 /* Err on the large side. */
2597 /* In case Configure was not used (we are using a "canned config"
2598 * such as Win32, or a cross-compilation setup, for example) try going
2599 * by the gcc major and minor versions. One useful URL is
2600 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2601 * but contrary to this information warn_unused_result seems
2602 * not to be in gcc 3.3.5, at least. --jhi
2603 * Also, when building extensions with an installed perl, this allows
2604 * the user to upgrade gcc and get the right attributes, rather than
2605 * relying on the list generated at Configure time. --AD
2606 * Set these up now otherwise we get confused when some of the <*thread.h>
2607 * includes below indirectly pull in <perlio.h> (which needs to know if we
2608 * have HASATTRIBUTE_FORMAT).
2612 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2613 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2614 # define HASATTRIBUTE_DEPRECATED
2616 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2617 # define HASATTRIBUTE_FORMAT
2618 # if defined __MINGW32__
2619 # define PRINTF_FORMAT_NULL_OK
2622 # if __GNUC__ >= 3 /* 3.0 -> */
2623 # define HASATTRIBUTE_MALLOC
2625 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2626 # define HASATTRIBUTE_NONNULL
2628 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2629 # define HASATTRIBUTE_NORETURN
2631 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2632 # define HASATTRIBUTE_PURE
2634 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2635 # define HASATTRIBUTE_UNUSED
2637 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2638 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2640 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2641 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2644 #endif /* #ifndef PERL_MICRO */
2646 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2647 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2648 * this results in many functions being undeclared which bothers C++
2649 * May make sense to have threads after "*ish.h" anyway
2652 #if defined(USE_ITHREADS)
2654 # include <nw5thread.h>
2657 # include <win32thread.h>
2660 # include "os2thread.h"
2662 # ifdef I_MACH_CTHREADS
2663 # include <mach/cthreads.h>
2664 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2665 # define MUTEX_INIT_CALLS_MALLOC
2667 typedef cthread_t perl_os_thread;
2668 typedef mutex_t perl_mutex;
2669 typedef condition_t perl_cond;
2670 typedef void * perl_key;
2671 # else /* Posix threads */
2673 # include <pthread.h>
2675 typedef pthread_t perl_os_thread;
2676 typedef pthread_mutex_t perl_mutex;
2677 typedef pthread_cond_t perl_cond;
2678 typedef pthread_key_t perl_key;
2679 # endif /* I_MACH_CTHREADS */
2682 # endif /* NETWARE */
2683 #endif /* USE_ITHREADS */
2690 # include "netware.h"
2693 #define STATUS_UNIX PL_statusvalue
2695 # define STATUS_NATIVE PL_statusvalue_vms
2697 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2698 * its contents can not be trusted. Unfortunately, Perl seems to check
2699 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2702 # include <stsdef.h>
2704 /* Presume this because if VMS changes it, it will require a new
2705 * set of APIs for waiting on children for binary compatibility.
2707 # define child_offset_bits (8)
2708 # ifndef C_FAC_POSIX
2709 # define C_FAC_POSIX 0x35A000
2712 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2713 * platform from the existing UNIX or Native status values.
2716 # define STATUS_EXIT \
2717 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2718 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2721 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2722 * exit code and shifts the UNIX value over the correct number of bits to
2723 * be a child status. Usually the number of bits is 8, but that could be
2724 * platform dependent. The NATIVE status code is presumed to have either
2725 * from a child process.
2728 /* This is complicated. The child processes return a true native VMS
2729 status which must be saved. But there is an assumption in Perl that
2730 the UNIX child status has some relationship to errno values, so
2731 Perl tries to translate it to text in some of the tests.
2732 In order to get the string translation correct, for the error, errno
2733 must be EVMSERR, but that generates a different text message
2734 than what the test programs are expecting. So an errno value must
2735 be derived from the native status value when an error occurs.
2736 That will hide the true native status message. With this version of
2737 perl, the true native child status can always be retrieved so that
2738 is not a problem. But in this case, Pl_statusvalue and errno may
2739 have different values in them.
2742 # define STATUS_NATIVE_CHILD_SET(n) \
2744 I32 evalue = (I32)n; \
2745 if (evalue == EVMSERR) { \
2746 PL_statusvalue_vms = vaxc$errno; \
2747 PL_statusvalue = evalue; \
2749 PL_statusvalue_vms = evalue; \
2750 if (evalue == -1) { \
2751 PL_statusvalue = -1; \
2752 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2754 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2755 set_vaxc_errno(evalue); \
2756 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2757 set_errno(EVMSERR); \
2758 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2759 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2763 # ifdef VMSISH_STATUS
2764 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2766 # define STATUS_CURRENT STATUS_UNIX
2769 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2770 * the NATIVE status to an equivalent value. Can not be used to translate
2771 * exit code values as exit code values are not guaranteed to have any
2772 * relationship at all to errno values.
2773 * This is used when Perl is forcing errno to have a specific value.
2775 # define STATUS_UNIX_SET(n) \
2777 I32 evalue = (I32)n; \
2778 PL_statusvalue = evalue; \
2779 if (PL_statusvalue != -1) { \
2780 if (PL_statusvalue != EVMSERR) { \
2781 PL_statusvalue &= 0xFFFF; \
2782 if (MY_POSIX_EXIT) \
2783 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2784 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2787 PL_statusvalue_vms = vaxc$errno; \
2790 else PL_statusvalue_vms = SS$_ABORT; \
2791 set_vaxc_errno(PL_statusvalue_vms); \
2794 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2795 * the NATIVE error status based on it.
2797 * When in the default mode to comply with the Perl VMS documentation,
2798 * 0 is a success and any other code sets the NATIVE status to a failure
2799 * code of SS$_ABORT.
2801 * In the new POSIX EXIT mode, native status will be set so that the
2802 * actual exit code will can be retrieved by the calling program or
2805 * If the exit code is not clearly a UNIX parent or child exit status,
2806 * it will be passed through as a VMS status.
2809 # define STATUS_UNIX_EXIT_SET(n) \
2811 I32 evalue = (I32)n; \
2812 PL_statusvalue = evalue; \
2813 if (MY_POSIX_EXIT) { \
2814 if (evalue <= 0xFF00) { \
2815 if (evalue > 0xFF) \
2816 evalue = (evalue >> child_offset_bits) & 0xFF; \
2817 PL_statusvalue_vms = \
2818 (C_FAC_POSIX | (evalue << 3 ) | \
2819 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2820 } else /* forgive them Perl, for they have sinned */ \
2821 PL_statusvalue_vms = evalue; \
2824 PL_statusvalue_vms = SS$_NORMAL; \
2825 else if (evalue <= 0xFF00) \
2826 PL_statusvalue_vms = SS$_ABORT; \
2827 else { /* forgive them Perl, for they have sinned */ \
2828 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2829 else PL_statusvalue_vms = vaxc$errno; \
2830 /* And obviously used a VMS status value instead of UNIX */ \
2831 PL_statusvalue = EVMSERR; \
2833 set_vaxc_errno(PL_statusvalue_vms); \
2838 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2839 * and sets the NATIVE error status based on it. This special case
2840 * is needed to maintain compatibility with past VMS behavior.
2842 * In the default mode on VMS, this number is passed through as
2843 * both the NATIVE and UNIX status. Which makes it different
2844 * that the STATUS_UNIX_EXIT_SET.
2846 * In the new POSIX EXIT mode, native status will be set so that the
2847 * actual exit code will can be retrieved by the calling program or
2850 * A POSIX exit code is from 0 to 255. If the exit code is higher
2851 * than this, it needs to be assumed that it is a VMS exit code and
2855 # define STATUS_EXIT_SET(n) \
2857 I32 evalue = (I32)n; \
2858 PL_statusvalue = evalue; \
2859 if (MY_POSIX_EXIT) \
2860 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2861 PL_statusvalue_vms = \
2862 (C_FAC_POSIX | (evalue << 3 ) | \
2863 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2865 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2866 set_vaxc_errno(PL_statusvalue_vms); \
2870 /* This macro forces a success status */
2871 # define STATUS_ALL_SUCCESS \
2872 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2874 /* This macro forces a failure status */
2875 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2876 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2877 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2880 # define STATUS_NATIVE PL_statusvalue_posix
2881 # if defined(WCOREDUMP)
2882 # define STATUS_NATIVE_CHILD_SET(n) \
2884 PL_statusvalue_posix = (n); \
2885 if (PL_statusvalue_posix == -1) \
2886 PL_statusvalue = -1; \
2889 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2890 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2891 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2894 # elif defined(WIFEXITED)
2895 # define STATUS_NATIVE_CHILD_SET(n) \
2897 PL_statusvalue_posix = (n); \
2898 if (PL_statusvalue_posix == -1) \
2899 PL_statusvalue = -1; \
2902 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2903 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2907 # define STATUS_NATIVE_CHILD_SET(n) \
2909 PL_statusvalue_posix = (n); \
2910 if (PL_statusvalue_posix == -1) \
2911 PL_statusvalue = -1; \
2914 PL_statusvalue_posix & 0xFFFF; \
2918 # define STATUS_UNIX_SET(n) \
2920 PL_statusvalue = (n); \
2921 if (PL_statusvalue != -1) \
2922 PL_statusvalue &= 0xFFFF; \
2924 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2925 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2926 # define STATUS_CURRENT STATUS_UNIX
2927 # define STATUS_EXIT STATUS_UNIX
2928 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2929 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2932 /* flags in PL_exit_flags for nature of exit() */
2933 #define PERL_EXIT_EXPECTED 0x01
2934 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2935 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2936 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2939 /* format to use for version numbers in file/directory names */
2940 /* XXX move to Configure? */
2941 /* This was only ever used for the current version, and that can be done at
2942 compile time, as PERL_FS_VERSION, so should we just delete it? */
2943 # ifndef PERL_FS_VER_FMT
2944 # define PERL_FS_VER_FMT "%d.%d.%d"
2948 #ifndef PERL_FS_VERSION
2949 # define PERL_FS_VERSION PERL_VERSION_STRING
2952 /* This defines a way to flush all output buffers. This may be a
2953 * performance issue, so we allow people to disable it. Also, if
2954 * we are using stdio, there are broken implementations of fflush(NULL)
2955 * out there, Solaris being the most prominent.
2957 #ifndef PERL_FLUSHALL_FOR_CHILD
2958 # if defined(USE_PERLIO) || defined(FFLUSH_NULL)
2959 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2962 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2964 # define PERL_FLUSHALL_FOR_CHILD NOOP
2969 #ifndef PERL_WAIT_FOR_CHILDREN
2970 # define PERL_WAIT_FOR_CHILDREN NOOP
2973 /* the traditional thread-unsafe notion of "current interpreter". */
2974 #ifndef PERL_SET_INTERP
2975 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2978 #ifndef PERL_GET_INTERP
2979 # define PERL_GET_INTERP (PL_curinterp)
2982 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2983 # ifdef MULTIPLICITY
2984 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2986 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2990 This replaces the previous %_ "hack" by the "%p" hacks.
2991 All that is required is that the perl source does not
2992 use "%-p" or "%-<number>p" or "%<number>p" formats.
2993 These formats will still work in perl code.
2994 See comments in sv.c for further details.
2996 Robin Barker 2005-07-14
2998 No longer use %1p for VDf = %vd. RMB 2007-10-19
3002 # define SVf_(n) "-" STRINGIFY(n) "p"
3010 # define SVf32 SVf_(32)
3014 # define SVf256 SVf_(256)
3017 #define SVfARG(p) ((void*)(p))
3023 /* Not ideal, but we cannot easily include a number in an already-numeric
3024 * format sequence. */
3026 # define HEKf256 "3p"
3029 #define HEKfARG(p) ((void*)(p))
3031 /* Takes three arguments: is_utf8, length, str */
3033 # define UTF8f "d%" UVuf "%4p"
3035 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3038 /* not used; but needed for backward compatibility with XS code? - RMB */
3046 #ifdef HASATTRIBUTE_DEPRECATED
3047 # define __attribute__deprecated__ __attribute__((deprecated))
3049 #ifdef HASATTRIBUTE_FORMAT
3050 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3052 #ifdef HASATTRIBUTE_MALLOC
3053 # define __attribute__malloc__ __attribute__((__malloc__))
3055 #ifdef HASATTRIBUTE_NONNULL
3056 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3058 #ifdef HASATTRIBUTE_NORETURN
3059 # define __attribute__noreturn__ __attribute__((noreturn))
3061 #ifdef HASATTRIBUTE_PURE
3062 # define __attribute__pure__ __attribute__((pure))
3064 #ifdef HASATTRIBUTE_UNUSED
3065 # define __attribute__unused__ __attribute__((unused))
3067 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3068 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3071 /* If we haven't defined the attributes yet, define them to blank. */
3072 #ifndef __attribute__deprecated__
3073 # define __attribute__deprecated__
3075 #ifndef __attribute__format__
3076 # define __attribute__format__(x,y,z)
3078 #ifndef __attribute__malloc__
3079 # define __attribute__malloc__
3081 #ifndef __attribute__nonnull__
3082 # define __attribute__nonnull__(a)
3084 #ifndef __attribute__noreturn__
3085 # define __attribute__noreturn__
3087 #ifndef __attribute__pure__
3088 # define __attribute__pure__
3090 #ifndef __attribute__unused__
3091 # define __attribute__unused__
3093 #ifndef __attribute__warn_unused_result__
3094 # define __attribute__warn_unused_result__
3097 /* For functions that are marked as __attribute__noreturn__, it's not
3098 appropriate to call return. In either case, include the lint directive.
3100 #ifdef HASATTRIBUTE_NORETURN
3101 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */
3103 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */ return 0
3106 /* Some OS warn on NULL format to printf */
3107 #ifdef PRINTF_FORMAT_NULL_OK
3108 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3110 # define __attribute__format__null_ok__(x,y,z)
3113 #ifdef HAS_BUILTIN_EXPECT
3114 # define EXPECT(expr,val) __builtin_expect(expr,val)
3116 # define EXPECT(expr,val) (expr)
3118 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3119 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3120 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3125 #ifndef __has_builtin
3126 # define __has_builtin(x) 0 /* not a clang style compiler */
3129 /* ASSUME is like assert(), but it has a benefit in a release build. It is a
3130 hint to a compiler about a statement of fact in a function call free
3131 expression, which allows the compiler to generate better machine code.
3132 In a debug build, ASSUME(x) is a synonym for assert(x). ASSUME(0) means
3133 the control path is unreachable. In a for loop, ASSUME can be used to hint
3134 that a loop will run atleast X times. ASSUME is based off MSVC's __assume
3135 intrinsic function, see its documents for more details.
3139 # if __has_builtin(__builtin_unreachable) \
3140 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5 || __GNUC__ > 5) /* 4.5 -> */
3141 # define ASSUME(x) ((x) ? (void) 0 : __builtin_unreachable())
3142 # elif defined(_MSC_VER)
3143 # define ASSUME(x) __assume(x)
3144 # elif defined(__ARMCC_VERSION) /* untested */
3145 # define ASSUME(x) __promise(x)
3147 /* a random compiler might define assert to its own special optimization token
3148 so pass it through to C lib as a last resort */
3149 # define ASSUME(x) assert(x)
3152 # define ASSUME(x) assert(x)
3155 #define NOT_REACHED ASSUME(0)
3157 /* Some unistd.h's give a prototype for pause() even though
3158 HAS_PAUSE ends up undefined. This causes the #define
3159 below to be rejected by the compiler. Sigh.
3164 #define Pause() sleep((32767<<16)+32767)
3168 # ifdef IOCPARM_MASK
3169 /* on BSDish systems we're safe */
3170 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3172 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3173 /* on Linux systems we're safe; except when we're not [perl #38223] */
3174 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3176 /* otherwise guess at what's safe */
3177 # define IOCPARM_LEN(x) 256
3182 #if defined(__CYGWIN__)
3184 * This symbol, if defined, indicates that the program should
3185 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3186 * that a file is in "binary" mode -- that is, that no translation
3187 * of bytes occurs on read or write operations.
3189 # define USEMYBINMODE /**/
3190 # include <io.h> /* for setmode() prototype */
3191 # define my_binmode(fp, iotype, mode) \
3192 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3196 void init_os_extras(void);
3199 #ifdef UNION_ANY_DEFINITION
3200 UNION_ANY_DEFINITION;
3210 void (*any_dptr) (void*);
3211 void (*any_dxptr) (pTHX_ void*);
3215 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3217 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3218 #define FILTER_DATA(idx) \
3219 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3220 #define FILTER_ISREADER(idx) \
3221 (PL_parser && PL_parser->rsfp_filters \
3222 && idx >= AvFILLp(PL_parser->rsfp_filters))
3223 #define PERL_FILTER_EXISTS(i) \
3224 (PL_parser && PL_parser->rsfp_filters \
3225 && (i) <= av_tindex(PL_parser->rsfp_filters))
3227 #if defined(_AIX) && !defined(_AIX43)
3228 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3229 /* We cannot include <crypt.h> to get the struct crypt_data
3230 * because of setkey prototype problems when threading */
3231 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3232 /* From OSF, Not needed in AIX
3240 #endif /* threading */
3244 # include "iperlsys.h"
3247 #ifdef __LIBCATAMOUNT__
3248 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3250 #define FAKE_BIT_BUCKET
3253 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3254 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3255 * defined by Configure, despite their names being similar to the
3256 * other defines like USE_ITHREADS. Configure in fact knows nothing
3257 * about the randomised hashes. Therefore to enable/disable the hash
3258 * randomisation defines use the Configure -Accflags=... instead. */
3259 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3260 # define USE_HASH_SEED
3263 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3264 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3265 * it's not really needed.
3268 # define YYTOKENTYPE
3274 YYSTYPE next_val; /* value of next token, if any */
3275 I32 next_type; /* type of next token */
3276 MADPROP *next_mad; /* everything else about that token */
3280 /* macros to define bit-fields in structs. */
3281 #ifndef PERL_BITFIELD8
3282 # define PERL_BITFIELD8 unsigned
3284 #ifndef PERL_BITFIELD16
3285 # define PERL_BITFIELD16 unsigned
3287 #ifndef PERL_BITFIELD32
3288 # define PERL_BITFIELD32 unsigned
3298 #include "opnames.h"
3305 #include "warnings.h"
3308 /* these would be in doio.h if there was such a file */
3309 #define my_stat() my_stat_flags(SV_GMAGIC)
3310 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3312 /* defined in sv.c, but also used in [ach]v.c */
3315 #undef _XPVCV_COMMON
3317 typedef struct _sublex_info SUBLEXINFO;
3318 struct _sublex_info {
3319 U8 super_state; /* lexer state to save */
3320 U16 sub_inwhat; /* "lex_inwhat" to use */
3321 OP *sub_op; /* "lex_op" to use */
3322 SV *repl; /* replacement of s/// or y/// */
3327 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3329 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
3331 /* These have to be predeclared, as they are used in proto.h which is #included
3332 * before their definitions in regcomp.h. */
3335 typedef struct regnode_charclass regnode_charclass;
3337 struct regnode_charclass_class;
3339 /* A hopefully less confusing name. The sub-classes are all Posix classes only
3340 * used under /l matching */
3341 typedef struct regnode_charclass_class regnode_charclass_posixl;
3343 typedef struct regnode_ssc regnode_ssc;
3344 typedef struct RExC_state_t RExC_state_t;
3345 struct _reg_trie_data;
3349 struct ptr_tbl_ent {
3350 struct ptr_tbl_ent* next;
3356 struct ptr_tbl_ent** tbl_ary;
3359 struct ptr_tbl_arena *tbl_arena;
3360 struct ptr_tbl_ent *tbl_arena_next;
3361 struct ptr_tbl_ent *tbl_arena_end;
3364 #if defined(htonl) && !defined(HAS_HTONL)
3367 #if defined(htons) && !defined(HAS_HTONS)
3370 #if defined(ntohl) && !defined(HAS_NTOHL)
3373 #if defined(ntohs) && !defined(HAS_NTOHS)
3381 # if (BYTEORDER & 0xffff) == 0x4321
3382 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3383 re-order their values. However, to behave identically to the alternative
3384 implementations, they should truncate to the correct size. */
3385 # define ntohl(x) ((x)&0xFFFFFFFF)
3386 # define htonl(x) ntohl(x)
3387 # define ntohs(x) ((x)&0xFFFF)
3388 # define htons(x) ntohs(x)
3389 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3391 /* Note that we can't straight out declare our own htonl and htons because
3392 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3393 to avoid the overhead of initialising the socket subsystem, but the headers
3394 that *declare* the various functions are still seen. If we declare our own
3395 htonl etc they will clash with the declarations in the Win32 headers. */
3397 PERL_STATIC_INLINE U32
3398 my_swap32(const U32 x) {
3399 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3400 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3403 PERL_STATIC_INLINE U16
3404 my_swap16(const U16 x) {
3405 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3408 # define htonl(x) my_swap32(x)
3409 # define ntohl(x) my_swap32(x)
3410 # define ntohs(x) my_swap16(x)
3411 # define htons(x) my_swap16(x)
3413 # error "Unsupported byteorder"
3414 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3415 the error message. Please check the value of the macro BYTEORDER, as defined
3416 in config.h. The values of BYTEORDER we expect are
3418 big endian little endian
3419 32 bit 0x4321 0x1234
3420 64 bit 0x87654321 0x12345678
3422 If you have a system with a different byte order, please see
3423 pod/perlhack.pod for how to submit a patch to add supporting code.
3429 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3432 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3433 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3434 re-order their values. However, to behave identically to the alternative
3435 implementations, they should truncate to the correct size. */
3436 # define vtohl(x) ((x)&0xFFFFFFFF)
3437 # define vtohs(x) ((x)&0xFFFF)
3438 # define htovl(x) vtohl(x)
3439 # define htovs(x) vtohs(x)
3440 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3441 # define vtohl(x) ((((x)&0xFF)<<24) \
3443 +(((x)&0x0000FF00)<<8) \
3444 +(((x)&0x00FF0000)>>8) )
3445 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3446 # define htovl(x) vtohl(x)
3447 # define htovs(x) vtohs(x)
3449 # error "Unsupported byteorder"
3450 /* If you have need for current perl on PDP-11 or similar, and can help test
3451 that blead keeps working on a mixed-endian system, then see
3452 pod/perlhack.pod for how to submit patches to things working again. */
3455 /* *MAX Plus 1. A floating point value.
3456 Hopefully expressed in a way that dodgy floating point can't mess up.
3457 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3459 May find that some broken compiler will want the value cast to I32.
3460 [after the shift, as signed >> may not be as secure as unsigned >>]
3462 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3463 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3464 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3465 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3466 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3468 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3470 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3471 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3472 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3474 /* This may look like unnecessary jumping through hoops, but converting
3475 out of range floating point values to integers *is* undefined behaviour,
3476 and it is starting to bite.
3479 #define I_32(what) (cast_i32((NV)(what)))
3480 #define U_32(what) (cast_ulong((NV)(what)))
3481 #define I_V(what) (cast_iv((NV)(what)))
3482 #define U_V(what) (cast_uv((NV)(what)))
3484 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3485 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3486 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3487 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3488 : ((n) < U32_MAX_P1 ? (U32) (n) \
3489 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3490 #define I_V(n) (LIKELY((n) < IV_MAX_P1) ? (UNLIKELY((n) < IV_MIN) ? IV_MIN : (IV) (n)) \
3491 : (LIKELY((n) < UV_MAX_P1) ? (IV)(UV) (n) \
3492 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3493 #define U_V(n) ((n) < 0.0 ? (UNLIKELY((n) < IV_MIN) ? (UV) IV_MIN : (UV)(IV) (n)) \
3494 : (LIKELY((n) < UV_MAX_P1) ? (UV) (n) \
3495 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3498 #define U_S(what) ((U16)U_32(what))
3499 #define U_I(what) ((unsigned int)U_32(what))
3500 #define U_L(what) U_32(what)
3503 # define Perl_signbit signbit
3506 /* These do not care about the fractional part, only about the range. */
3507 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3508 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3510 /* Used with UV/IV arguments: */
3511 /* XXXX: need to speed it up */
3512 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3513 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3520 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3521 Uid_t getuid (void);
3522 Uid_t geteuid (void);
3523 Gid_t getgid (void);
3524 Gid_t getegid (void);
3528 #ifndef Perl_debug_log
3529 # define Perl_debug_log PerlIO_stderr()
3532 #ifndef Perl_error_log
3533 # define Perl_error_log (PL_stderrgv \
3534 && isGV(PL_stderrgv) \
3535 && GvIOp(PL_stderrgv) \
3536 && IoOFP(GvIOp(PL_stderrgv)) \
3537 ? IoOFP(GvIOp(PL_stderrgv)) \
3542 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3543 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3544 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3545 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3546 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3547 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3548 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3549 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3550 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3551 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3552 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3553 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3554 /* U is reserved for Unofficial, exploratory hacking */
3555 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3556 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3557 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3558 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3559 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3560 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3561 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3562 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3563 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3564 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3565 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3566 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3567 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3568 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3569 #define DEBUG_L_FLAG 0x04000000 /*67108864*/
3570 #define DEBUG_MASK 0x07FFEFFF /* mask of all the standard flags */
3572 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3573 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3574 that something was done? */
3576 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3577 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3578 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3579 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3580 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3581 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3582 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3583 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3584 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3585 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3586 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3587 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3588 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3589 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3590 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3591 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3592 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3593 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3594 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3595 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3596 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3597 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3598 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3599 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3600 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3601 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3602 # define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
3603 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3604 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3605 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3609 # define DEBUG_p_TEST DEBUG_p_TEST_
3610 # define DEBUG_s_TEST DEBUG_s_TEST_
3611 # define DEBUG_l_TEST DEBUG_l_TEST_
3612 # define DEBUG_t_TEST DEBUG_t_TEST_
3613 # define DEBUG_o_TEST DEBUG_o_TEST_
3614 # define DEBUG_c_TEST DEBUG_c_TEST_
3615 # define DEBUG_P_TEST DEBUG_P_TEST_
3616 # define DEBUG_m_TEST DEBUG_m_TEST_
3617 # define DEBUG_f_TEST DEBUG_f_TEST_
3618 # define DEBUG_r_TEST DEBUG_r_TEST_
3619 # define DEBUG_x_TEST DEBUG_x_TEST_
3620 # define DEBUG_u_TEST DEBUG_u_TEST_
3621 # define DEBUG_U_TEST DEBUG_U_TEST_
3622 # define DEBUG_H_TEST DEBUG_H_TEST_
3623 # define DEBUG_X_TEST DEBUG_X_TEST_
3624 # define DEBUG_D_TEST DEBUG_D_TEST_
3625 # define DEBUG_S_TEST DEBUG_S_TEST_
3626 # define DEBUG_T_TEST DEBUG_T_TEST_
3627 # define DEBUG_R_TEST DEBUG_R_TEST_
3628 # define DEBUG_J_TEST DEBUG_J_TEST_
3629 # define DEBUG_v_TEST DEBUG_v_TEST_
3630 # define DEBUG_C_TEST DEBUG_C_TEST_
3631 # define DEBUG_A_TEST DEBUG_A_TEST_
3632 # define DEBUG_q_TEST DEBUG_q_TEST_
3633 # define DEBUG_M_TEST DEBUG_M_TEST_
3634 # define DEBUG_B_TEST DEBUG_B_TEST_
3635 # define DEBUG_L_TEST DEBUG_L_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)
3687 # define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
3689 #else /* DEBUGGING */
3691 # define DEBUG_p_TEST (0)
3692 # define DEBUG_s_TEST (0)
3693 # define DEBUG_l_TEST (0)
3694 # define DEBUG_t_TEST (0)
3695 # define DEBUG_o_TEST (0)
3696 # define DEBUG_c_TEST (0)
3697 # define DEBUG_P_TEST (0)
3698 # define DEBUG_m_TEST (0)
3699 # define DEBUG_f_TEST (0)
3700 # define DEBUG_r_TEST (0)
3701 # define DEBUG_x_TEST (0)
3702 # define DEBUG_u_TEST (0)
3703 # define DEBUG_U_TEST (0)
3704 # define DEBUG_H_TEST (0)
3705 # define DEBUG_X_TEST (0)
3706 # define DEBUG_D_TEST (0)
3707 # define DEBUG_S_TEST (0)
3708 # define DEBUG_T_TEST (0)
3709 # define DEBUG_R_TEST (0)
3710 # define DEBUG_J_TEST (0)
3711 # define DEBUG_v_TEST (0)
3712 # define DEBUG_C_TEST (0)
3713 # define DEBUG_A_TEST (0)
3714 # define DEBUG_q_TEST (0)
3715 # define DEBUG_M_TEST (0)
3716 # define DEBUG_B_TEST (0)
3717 # define DEBUG_L_TEST (0)
3718 # define DEBUG_Xv_TEST (0)
3719 # define DEBUG_Uv_TEST (0)
3720 # define DEBUG_Pv_TEST (0)
3722 # define PERL_DEB(a)
3723 # define PERL_DEBUG(a)
3750 # define DEBUG_Xv(a)
3751 # define DEBUG_Uv(a)
3752 # define DEBUG_Pv(a)
3753 #endif /* DEBUGGING */
3756 #define DEBUG_SCOPE(where) \
3758 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3759 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3760 __FILE__, __LINE__));
3762 #if defined(DEBUGGING) && defined(I_ASSERT)
3763 # include <assert.h>
3766 /* Keep the old croak based assert for those who want it, and as a fallback if
3767 the platform is so heretically non-ANSI that it can't assert. */
3769 #define Perl_assert(what) PERL_DEB( \
3770 ((what) ? ((void) 0) : \
3771 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3772 "\", line %d", STRINGIFY(what), __LINE__), \
3776 # define assert(what) Perl_assert(what)
3779 # define assert_(what) assert(what),
3781 # define assert_(what)
3785 I32 (*uf_val)(pTHX_ IV, SV*);
3786 I32 (*uf_set)(pTHX_ IV, SV*);
3790 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3791 * XS code wanting to be backward compatible can do something
3792 * like the following:
3794 #ifndef PERL_MG_UFUNC
3795 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3798 static PERL_MG_UFUNC(foo_get, index, val)
3808 #ifndef PERL_MG_UFUNC
3809 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3812 /* Fix these up for __STDC__ */
3813 #ifndef DONT_DECLARE_STD
3814 char *mktemp (char*);
3816 double atof (const char*);
3821 /* All of these are in stdlib.h or time.h for ANSI C */
3823 struct tm *gmtime(), *localtime();
3825 char *(strchr)(), *(strrchr)();
3826 char *(strcpy)(), *(strcat)();
3828 char *strchr(), *strrchr();
3829 char *strcpy(), *strcat();
3831 #endif /* ! STANDARD_C */
3838 double exp (double);
3839 double log (double);
3840 double log10 (double);
3841 double sqrt (double);
3842 double frexp (double,int*);
3843 double ldexp (double,int);
3844 double modf (double,double*);
3845 double sin (double);
3846 double cos (double);
3847 double atan2 (double,double);
3848 double pow (double,double);
3852 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3853 # define NV_INF LDBL_INFINITY
3855 #if !defined(NV_INF) && defined(DBL_INFINITY)
3856 # define NV_INF (NV)DBL_INFINITY
3858 #if !defined(NV_INF) && defined(INFINITY)
3859 # define NV_INF (NV)INFINITY
3861 #if !defined(NV_INF) && defined(INF)
3862 # define NV_INF (NV)INF
3864 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3865 # define NV_INF (NV)HUGE_VALL
3867 #if !defined(NV_INF) && defined(HUGE_VAL)
3868 # define NV_INF (NV)HUGE_VAL
3871 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3872 # if !defined(NV_NAN) && defined(LDBL_NAN)
3873 # define NV_NAN LDBL_NAN
3875 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3876 # define NV_NAN LDBL_QNAN
3878 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3879 # define NV_NAN LDBL_SNAN
3882 #if !defined(NV_NAN) && defined(DBL_NAN)
3883 # define NV_NAN (NV)DBL_NAN
3885 #if !defined(NV_NAN) && defined(DBL_QNAN)
3886 # define NV_NAN (NV)DBL_QNAN
3888 #if !defined(NV_NAN) && defined(DBL_SNAN)
3889 # define NV_NAN (NV)DBL_SNAN
3891 #if !defined(NV_NAN) && defined(QNAN)
3892 # define NV_NAN (NV)QNAN
3894 #if !defined(NV_NAN) && defined(SNAN)
3895 # define NV_NAN (NV)SNAN
3897 #if !defined(NV_NAN) && defined(NAN)
3898 # define NV_NAN (NV)NAN
3902 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3903 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3905 # if !defined(WIN32) && !defined(VMS)
3907 char *crypt (const char*, const char*);
3909 # endif /* !WIN32 */
3910 # endif /* !NeXT && !__NeXT__ */
3911 # ifndef DONT_DECLARE_STD
3913 char *getenv (const char*);
3914 # endif /* !getenv */
3915 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3916 # ifdef _FILE_OFFSET_BITS
3917 # if _FILE_OFFSET_BITS == 64
3918 Off_t lseek (int,Off_t,int);
3922 # endif /* !DONT_DECLARE_STD */
3925 char *getlogin (void);
3927 # endif /* !WIN32 */
3928 #endif /* !__cplusplus */
3930 /* Fixme on VMS. This needs to be a run-time, not build time options */
3931 /* Also rename() is affected by this */
3932 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3933 #define UNLINK unlnk
3934 I32 unlnk (pTHX_ const char*);
3936 #define UNLINK PerlLIO_unlink
3939 /* some versions of glibc are missing the setresuid() proto */
3940 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3941 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3943 /* some versions of glibc are missing the setresgid() proto */
3944 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3945 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3948 #ifndef HAS_SETREUID
3949 # ifdef HAS_SETRESUID
3950 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3951 # define HAS_SETREUID
3954 #ifndef HAS_SETREGID
3955 # ifdef HAS_SETRESGID
3956 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3957 # define HAS_SETREGID
3961 /* Sighandler_t defined in iperlsys.h */
3963 #ifdef HAS_SIGACTION
3964 typedef struct sigaction Sigsave_t;
3966 typedef Sighandler_t Sigsave_t;
3977 # define RUNOPS_DEFAULT Perl_runops_debug
3979 # define RUNOPS_DEFAULT Perl_runops_standard
3982 #if defined(USE_PERLIO)
3983 EXTERN_C void PerlIO_teardown(void);
3984 # ifdef USE_ITHREADS
3985 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3986 # define PERLIO_TERM \
3988 PerlIO_teardown(); \
3989 MUTEX_DESTROY(&PL_perlio_mutex);\
3992 # define PERLIO_INIT
3993 # define PERLIO_TERM PerlIO_teardown()
3996 # define PERLIO_INIT
3997 # define PERLIO_TERM
4001 # ifdef MUTEX_INIT_CALLS_MALLOC
4002 # define MALLOC_INIT \
4004 PL_malloc_mutex = NULL; \
4005 MUTEX_INIT(&PL_malloc_mutex); \
4007 # define MALLOC_TERM \
4009 perl_mutex tmp = PL_malloc_mutex; \
4010 PL_malloc_mutex = NULL; \
4011 MUTEX_DESTROY(&tmp); \
4014 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4015 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4018 # define MALLOC_INIT
4019 # define MALLOC_TERM
4022 #if defined(PERL_IMPLICIT_CONTEXT)
4024 struct perl_memory_debug_header;
4025 struct perl_memory_debug_header {
4027 # if defined(PERL_POISON) || defined(PERL_DEBUG_READONLY_COW)
4030 struct perl_memory_debug_header *prev;
4031 struct perl_memory_debug_header *next;
4032 # ifdef PERL_DEBUG_READONLY_COW
4037 #elif defined(PERL_DEBUG_READONLY_COW)
4039 struct perl_memory_debug_header;
4040 struct perl_memory_debug_header {
4046 #if defined (PERL_TRACK_MEMPOOL) || defined (PERL_DEBUG_READONLY_COW)
4048 # define PERL_MEMORY_DEBUG_HEADER_SIZE \
4049 (sizeof(struct perl_memory_debug_header) + \
4050 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4051 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4054 # define PERL_MEMORY_DEBUG_HEADER_SIZE 0
4057 #ifdef PERL_TRACK_MEMPOOL
4058 # ifdef PERL_DEBUG_READONLY_COW
4059 # define INIT_TRACK_MEMPOOL(header, interp) \
4061 (header).interpreter = (interp); \
4062 (header).prev = (header).next = &(header); \
4063 (header).readonly = 0; \
4066 # define INIT_TRACK_MEMPOOL(header, interp) \
4068 (header).interpreter = (interp); \
4069 (header).prev = (header).next = &(header); \
4073 # define INIT_TRACK_MEMPOOL(header, interp)
4076 #ifdef I_MALLOCMALLOC
4077 /* Needed for malloc_size(), malloc_good_size() on some systems */
4078 # include <malloc/malloc.h>
4082 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4084 # if defined(HAS_MALLOC_SIZE) && !defined(PERL_DEBUG_READONLY_COW)
4085 # ifdef PERL_TRACK_MEMPOOL
4086 # define Perl_safesysmalloc_size(where) \
4087 (malloc_size(((char *)(where)) - PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4089 # define Perl_safesysmalloc_size(where) malloc_size(where)
4092 # ifdef HAS_MALLOC_GOOD_SIZE
4093 # ifdef PERL_TRACK_MEMPOOL
4094 # define Perl_malloc_good_size(how_much) \
4095 (malloc_good_size((how_much) + PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4097 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4100 /* Having this as the identity operation makes some code simpler. */
4101 # define Perl_malloc_good_size(how_much) (how_much)
4105 typedef int (*runops_proc_t)(pTHX);
4106 typedef void (*share_proc_t) (pTHX_ SV *sv);
4107 typedef int (*thrhook_proc_t) (pTHX);
4108 typedef OP* (*PPADDR_t[]) (pTHX);
4109 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4110 typedef void (*despatch_signals_proc_t) (pTHX);
4112 /* NeXT has problems with crt0.o globals */
4113 #if defined(__DYNAMIC__) && \
4114 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4115 # if defined(NeXT) || defined(__NeXT)
4116 # include <mach-o/dyld.h>
4117 # define environ (*environ_pointer)
4118 EXT char *** environ_pointer;
4120 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4121 # include <crt_externs.h> /* for the env array */
4122 # define environ (*_NSGetEnviron())
4126 /* VMS and some other platforms don't use the environ array */
4127 # ifdef USE_ENVIRON_ARRAY
4128 # if !defined(DONT_DECLARE_STD) || \
4129 (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \
4131 extern char ** environ; /* environment variables supplied via exec */
4136 #define PERL_PATCHLEVEL_H_IMPLICIT
4137 #include "patchlevel.h"
4138 #undef PERL_PATCHLEVEL_H_IMPLICIT
4140 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4141 STRINGIFY(PERL_VERSION) "." \
4142 STRINGIFY(PERL_SUBVERSION)
4144 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4145 STRINGIFY(PERL_API_VERSION) "." \
4146 STRINGIFY(PERL_API_SUBVERSION)
4150 /* handy constants */
4151 EXTCONST char PL_warn_uninit[]
4152 INIT("Use of uninitialized value%s%s%s");
4153 EXTCONST char PL_warn_uninit_sv[]
4154 INIT("Use of uninitialized value%" SVf "%s%s");
4155 EXTCONST char PL_warn_nosemi[]
4156 INIT("Semicolon seems to be missing");
4157 EXTCONST char PL_warn_reserved[]
4158 INIT("Unquoted string \"%s\" may clash with future reserved word");
4159 EXTCONST char PL_warn_nl[]
4160 INIT("Unsuccessful %s on filename containing newline");
4161 EXTCONST char PL_no_wrongref[]
4162 INIT("Can't use %s ref as %s ref");
4163 /* The core no longer needs these here. If you require the string constant,
4164 please inline a copy into your own code. */
4165 EXTCONST char PL_no_symref[] __attribute__deprecated__
4166 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4167 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4168 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4169 EXTCONST char PL_no_usym[]
4170 INIT("Can't use an undefined value as %s reference");
4171 EXTCONST char PL_no_aelem[]
4172 INIT("Modification of non-creatable array value attempted, subscript %d");
4173 EXTCONST char PL_no_helem_sv[]
4174 INIT("Modification of non-creatable hash value attempted, subscript \"%" SVf "\"");
4175 EXTCONST char PL_no_modify[]
4176 INIT("Modification of a read-only value attempted");
4177 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4178 INIT("Out of memory!\n");
4179 EXTCONST char PL_no_security[]
4180 INIT("Insecure dependency in %s%s");
4181 EXTCONST char PL_no_sock_func[]
4182 INIT("Unsupported socket function \"%s\" called");
4183 EXTCONST char PL_no_dir_func[]
4184 INIT("Unsupported directory function \"%s\" called");
4185 EXTCONST char PL_no_func[]
4186 INIT("The %s function is unimplemented");
4187 EXTCONST char PL_no_myglob[]
4188 INIT("\"%s\" variable %s can't be in a package");
4189 EXTCONST char PL_no_localize_ref[]
4190 INIT("Can't localize through a reference");
4191 EXTCONST char PL_memory_wrap[]
4192 INIT("panic: memory wrap");
4194 EXTCONST char PL_Yes[]
4196 EXTCONST char PL_No[]
4198 EXTCONST char PL_hexdigit[]
4199 INIT("0123456789abcdef0123456789ABCDEF");
4201 /* This is constant on most architectures, a global on OS/2 */
4203 EXTCONST char PL_sh_path[]
4204 INIT(SH_PATH); /* full path of shell */
4208 EXTCONST char PL_cshname[]
4210 # define PL_cshlen (sizeof(CSH "") - 1)
4213 /* These are baked at compile time into any shared perl library.
4214 In future releases this will allow us in main() to sanity test the
4215 library we're linking against. */
4217 EXTCONST U8 PL_revision
4218 INIT(PERL_REVISION);
4219 EXTCONST U8 PL_version
4221 EXTCONST U8 PL_subversion
4222 INIT(PERL_SUBVERSION);
4224 EXTCONST char PL_uuemap[65]
4225 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4228 EXTCONST char PL_uudmap[256] =
4230 # include "uuudmap.h"
4232 # include "uudmap.h"
4235 EXTCONST char PL_bitcount[256] =
4237 # include "ubitcount.h"
4239 # include "bitcount.h"
4242 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4243 EXTCONST int PL_sig_num[] = { SIG_NUM };
4245 EXTCONST char PL_uudmap[256];
4246 EXTCONST char PL_bitcount[256];
4247 EXTCONST char* const PL_sig_name[];
4248 EXTCONST int PL_sig_num[];
4251 /* fast conversion and case folding tables. The folding tables complement the
4252 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4253 * folds such as outside the range or to multiple characters. */
4258 /* The EBCDIC fold table depends on the code page, and hence is found in
4261 EXTCONST unsigned char PL_fold[] = {
4262 0, 1, 2, 3, 4, 5, 6, 7,
4263 8, 9, 10, 11, 12, 13, 14, 15,
4264 16, 17, 18, 19, 20, 21, 22, 23,
4265 24, 25, 26, 27, 28, 29, 30, 31,
4266 32, 33, 34, 35, 36, 37, 38, 39,
4267 40, 41, 42, 43, 44, 45, 46, 47,
4268 48, 49, 50, 51, 52, 53, 54, 55,
4269 56, 57, 58, 59, 60, 61, 62, 63,
4270 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4271 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4272 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4273 'x', 'y', 'z', 91, 92, 93, 94, 95,
4274 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4275 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4276 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4277 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4278 128, 129, 130, 131, 132, 133, 134, 135,
4279 136, 137, 138, 139, 140, 141, 142, 143,
4280 144, 145, 146, 147, 148, 149, 150, 151,
4281 152, 153, 154, 155, 156, 157, 158, 159,
4282 160, 161, 162, 163, 164, 165, 166, 167,
4283 168, 169, 170, 171, 172, 173, 174, 175,
4284 176, 177, 178, 179, 180, 181, 182, 183,
4285 184, 185, 186, 187, 188, 189, 190, 191,
4286 192, 193, 194, 195, 196, 197, 198, 199,
4287 200, 201, 202, 203, 204, 205, 206, 207,
4288 208, 209, 210, 211, 212, 213, 214, 215,
4289 216, 217, 218, 219, 220, 221, 222, 223,
4290 224, 225, 226, 227, 228, 229, 230, 231,
4291 232, 233, 234, 235, 236, 237, 238, 239,
4292 240, 241, 242, 243, 244, 245, 246, 247,
4293 248, 249, 250, 251, 252, 253, 254, 255
4295 EXTCONST unsigned char PL_fold_latin1[] = {
4296 /* Full latin1 complement folding, except for three problematic code points:
4297 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4298 * fold complements outside the Latin1 range, so can't match something
4299 * that isn't in utf8.
4300 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4301 * not one, so can't be represented in this table.
4303 * All have to be specially handled */
4304 0, 1, 2, 3, 4, 5, 6, 7,
4305 8, 9, 10, 11, 12, 13, 14, 15,
4306 16, 17, 18, 19, 20, 21, 22, 23,
4307 24, 25, 26, 27, 28, 29, 30, 31,
4308 32, 33, 34, 35, 36, 37, 38, 39,
4309 40, 41, 42, 43, 44, 45, 46, 47,
4310 48, 49, 50, 51, 52, 53, 54, 55,
4311 56, 57, 58, 59, 60, 61, 62, 63,
4312 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4313 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4314 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4315 'x', 'y', 'z', 91, 92, 93, 94, 95,
4316 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4317 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4318 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4319 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4320 128, 129, 130, 131, 132, 133, 134, 135,
4321 136, 137, 138, 139, 140, 141, 142, 143,
4322 144, 145, 146, 147, 148, 149, 150, 151,
4323 152, 153, 154, 155, 156, 157, 158, 159,
4324 160, 161, 162, 163, 164, 165, 166, 167,
4325 168, 169, 170, 171, 172, 173, 174, 175,
4326 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4327 184, 185, 186, 187, 188, 189, 190, 191,
4328 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4329 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4330 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4331 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4332 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4333 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4334 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4335 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4336 255 /* y with diaeresis */
4339 /* If these tables are accessed through ebcdic, the access will be converted to
4341 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4342 0, 1, 2, 3, 4, 5, 6, 7,
4343 8, 9, 10, 11, 12, 13, 14, 15,
4344 16, 17, 18, 19, 20, 21, 22, 23,
4345 24, 25, 26, 27, 28, 29, 30, 31,
4346 32, 33, 34, 35, 36, 37, 38, 39,
4347 40, 41, 42, 43, 44, 45, 46, 47,
4348 48, 49, 50, 51, 52, 53, 54, 55,
4349 56, 57, 58, 59, 60, 61, 62, 63,
4350 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4351 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4352 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4353 'x', 'y', 'z', 91, 92, 93, 94, 95,
4354 96, 97, 98, 99, 100, 101, 102, 103,
4355 104, 105, 106, 107, 108, 109, 110, 111,
4356 112, 113, 114, 115, 116, 117, 118, 119,
4357 120, 121, 122, 123, 124, 125, 126, 127,
4358 128, 129, 130, 131, 132, 133, 134, 135,
4359 136, 137, 138, 139, 140, 141, 142, 143,
4360 144, 145, 146, 147, 148, 149, 150, 151,
4361 152, 153, 154, 155, 156, 157, 158, 159,
4362 160, 161, 162, 163, 164, 165, 166, 167,
4363 168, 169, 170, 171, 172, 173, 174, 175,
4364 176, 177, 178, 179, 180, 181, 182, 183,
4365 184, 185, 186, 187, 188, 189, 190, 191,
4366 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4367 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4368 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4369 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4370 224, 225, 226, 227, 228, 229, 230, 231,
4371 232, 233, 234, 235, 236, 237, 238, 239,
4372 240, 241, 242, 243, 244, 245, 246, 247,
4373 248, 249, 250, 251, 252, 253, 254, 255
4376 /* upper and title case of latin1 characters, modified so that the three tricky
4377 * ones are mapped to 255 (which is one of the three) */
4378 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4379 0, 1, 2, 3, 4, 5, 6, 7,
4380 8, 9, 10, 11, 12, 13, 14, 15,
4381 16, 17, 18, 19, 20, 21, 22, 23,
4382 24, 25, 26, 27, 28, 29, 30, 31,
4383 32, 33, 34, 35, 36, 37, 38, 39,
4384 40, 41, 42, 43, 44, 45, 46, 47,
4385 48, 49, 50, 51, 52, 53, 54, 55,
4386 56, 57, 58, 59, 60, 61, 62, 63,
4387 64, 65, 66, 67, 68, 69, 70, 71,
4388 72, 73, 74, 75, 76, 77, 78, 79,
4389 80, 81, 82, 83, 84, 85, 86, 87,
4390 88, 89, 90, 91, 92, 93, 94, 95,
4391 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4392 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4393 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4394 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4395 128, 129, 130, 131, 132, 133, 134, 135,
4396 136, 137, 138, 139, 140, 141, 142, 143,
4397 144, 145, 146, 147, 148, 149, 150, 151,
4398 152, 153, 154, 155, 156, 157, 158, 159,
4399 160, 161, 162, 163, 164, 165, 166, 167,
4400 168, 169, 170, 171, 172, 173, 174, 175,
4401 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4402 184, 185, 186, 187, 188, 189, 190, 191,
4403 192, 193, 194, 195, 196, 197, 198, 199,
4404 200, 201, 202, 203, 204, 205, 206, 207,
4405 208, 209, 210, 211, 212, 213, 214, 215,
4406 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4407 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4408 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4409 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4410 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4412 #endif /* !EBCDIC, but still in DOINIT */
4413 #else /* ! DOINIT */
4415 EXTCONST unsigned char PL_fold[];
4416 EXTCONST unsigned char PL_fold_latin1[];
4417 EXTCONST unsigned char PL_mod_latin1_uc[];
4418 EXTCONST unsigned char PL_latin1_lc[];
4422 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4424 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4425 0, 1, 2, 3, 4, 5, 6, 7,
4426 8, 9, 10, 11, 12, 13, 14, 15,
4427 16, 17, 18, 19, 20, 21, 22, 23,
4428 24, 25, 26, 27, 28, 29, 30, 31,
4429 32, 33, 34, 35, 36, 37, 38, 39,
4430 40, 41, 42, 43, 44, 45, 46, 47,
4431 48, 49, 50, 51, 52, 53, 54, 55,
4432 56, 57, 58, 59, 60, 61, 62, 63,
4433 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4434 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4435 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4436 'x', 'y', 'z', 91, 92, 93, 94, 95,
4437 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4438 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4439 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4440 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4441 128, 129, 130, 131, 132, 133, 134, 135,
4442 136, 137, 138, 139, 140, 141, 142, 143,
4443 144, 145, 146, 147, 148, 149, 150, 151,
4444 152, 153, 154, 155, 156, 157, 158, 159,
4445 160, 161, 162, 163, 164, 165, 166, 167,
4446 168, 169, 170, 171, 172, 173, 174, 175,
4447 176, 177, 178, 179, 180, 181, 182, 183,
4448 184, 185, 186, 187, 188, 189, 190, 191,
4449 192, 193, 194, 195, 196, 197, 198, 199,
4450 200, 201, 202, 203, 204, 205, 206, 207,
4451 208, 209, 210, 211, 212, 213, 214, 215,
4452 216, 217, 218, 219, 220, 221, 222, 223,
4453 224, 225, 226, 227, 228, 229, 230, 231,
4454 232, 233, 234, 235, 236, 237, 238, 239,
4455 240, 241, 242, 243, 244, 245, 246, 247,
4456 248, 249, 250, 251, 252, 253, 254, 255
4459 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4461 #endif /* !PERL_GLOBAL_STRUCT */
4465 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4466 1, 2, 84, 151, 154, 155, 156, 157,
4467 165, 246, 250, 3, 158, 7, 18, 29,
4468 40, 51, 62, 73, 85, 96, 107, 118,
4469 129, 140, 147, 148, 149, 150, 152, 153,
4470 255, 6, 8, 9, 10, 11, 12, 13,
4471 14, 15, 24, 25, 26, 27, 28, 226,
4472 29, 30, 31, 32, 33, 43, 44, 45,
4473 46, 47, 48, 49, 50, 76, 77, 78,
4474 79, 80, 81, 82, 83, 84, 85, 86,
4475 87, 94, 95, 234, 181, 233, 187, 190,
4476 180, 96, 97, 98, 99, 100, 101, 102,
4477 104, 112, 182, 174, 236, 232, 229, 103,
4478 228, 226, 114, 115, 116, 117, 118, 119,
4479 120, 121, 122, 235, 176, 230, 194, 162,
4480 130, 131, 132, 133, 134, 135, 136, 137,
4481 138, 139, 201, 205, 163, 217, 220, 224,
4482 5, 248, 227, 244, 242, 255, 241, 231,
4483 240, 253, 16, 197, 19, 20, 21, 187,
4484 23, 169, 210, 245, 237, 249, 247, 239,
4485 168, 252, 34, 196, 36, 37, 38, 39,
4486 41, 42, 251, 254, 238, 223, 221, 213,
4487 225, 177, 52, 53, 54, 55, 56, 57,
4488 58, 59, 60, 61, 63, 64, 65, 66,
4489 67, 68, 69, 70, 71, 72, 74, 75,
4490 205, 208, 186, 202, 200, 218, 198, 179,
4491 178, 214, 88, 89, 90, 91, 92, 93,
4492 217, 166, 170, 207, 199, 209, 206, 204,
4493 160, 212, 105, 106, 108, 109, 110, 111,
4494 203, 113, 216, 215, 192, 175, 193, 243,
4495 172, 161, 123, 124, 125, 126, 127, 128,
4496 222, 219, 211, 195, 188, 193, 185, 184,
4497 191, 183, 141, 142, 143, 144, 145, 146
4499 #else /* ascii rather than ebcdic */
4500 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4501 1, 2, 84, 151, 154, 155, 156, 157,
4502 165, 246, 250, 3, 158, 7, 18, 29,
4503 40, 51, 62, 73, 85, 96, 107, 118,
4504 129, 140, 147, 148, 149, 150, 152, 153,
4505 255, 182, 224, 205, 174, 176, 180, 217,
4506 233, 232, 236, 187, 235, 228, 234, 226,
4507 222, 219, 211, 195, 188, 193, 185, 184,
4508 191, 183, 201, 229, 181, 220, 194, 162,
4509 163, 208, 186, 202, 200, 218, 198, 179,
4510 178, 214, 166, 170, 207, 199, 209, 206,
4511 204, 160, 212, 216, 215, 192, 175, 173,
4512 243, 172, 161, 190, 203, 189, 164, 230,
4513 167, 248, 227, 244, 242, 255, 241, 231,
4514 240, 253, 169, 210, 245, 237, 249, 247,
4515 239, 168, 252, 251, 254, 238, 223, 221,
4516 213, 225, 177, 197, 171, 196, 159, 4,
4517 5, 6, 8, 9, 10, 11, 12, 13,
4518 14, 15, 16, 17, 19, 20, 21, 22,
4519 23, 24, 25, 26, 27, 28, 30, 31,
4520 32, 33, 34, 35, 36, 37, 38, 39,
4521 41, 42, 43, 44, 45, 46, 47, 48,
4522 49, 50, 52, 53, 54, 55, 56, 57,
4523 58, 59, 60, 61, 63, 64, 65, 66,
4524 67, 68, 69, 70, 71, 72, 74, 75,
4525 76, 77, 78, 79, 80, 81, 82, 83,
4526 86, 87, 88, 89, 90, 91, 92, 93,
4527 94, 95, 97, 98, 99, 100, 101, 102,
4528 103, 104, 105, 106, 108, 109, 110, 111,
4529 112, 113, 114, 115, 116, 117, 119, 120,
4530 121, 122, 123, 124, 125, 126, 127, 128,
4531 130, 131, 132, 133, 134, 135, 136, 137,
4532 138, 139, 141, 142, 143, 144, 145, 146
4536 EXTCONST unsigned char PL_freq[];
4539 /* Although only used for debugging, these constants must be available in
4540 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4541 * which has DEBUGGING enabled always */
4543 EXTCONST char* const PL_block_type[] = {
4558 EXTCONST char* PL_block_type[];
4561 /* These are all the compile time options that affect binary compatibility.
4562 Other compile time options that are binary compatible are in perl.c
4563 Both are combined for the output of perl -V
4564 However, this string will be embedded in any shared perl library, which will
4565 allow us add a comparison check in perlmain.c in the near future. */
4567 EXTCONST char PL_bincompat_options[] =
4568 # ifdef DEBUG_LEAKING_SCALARS
4569 " DEBUG_LEAKING_SCALARS"
4571 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4572 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4580 # ifdef HAVE_INTERP_INTERN
4581 " HAVE_INTERP_INTERN"
4583 # ifdef MULTIPLICITY
4589 # ifdef PERLIO_LAYERS
4592 # ifdef PERL_DEBUG_READONLY_COW
4593 " PERL_DEBUG_READONLY_COW"
4595 # ifdef PERL_DEBUG_READONLY_OPS
4596 " PERL_DEBUG_READONLY_OPS"
4598 # ifdef PERL_GLOBAL_STRUCT
4599 " PERL_GLOBAL_STRUCT"
4601 # ifdef PERL_IMPLICIT_CONTEXT
4602 " PERL_IMPLICIT_CONTEXT"
4604 # ifdef PERL_IMPLICIT_SYS
4605 " PERL_IMPLICIT_SYS"
4613 # ifdef PERL_NEED_APPCTX
4616 # ifdef PERL_NEED_TIMESBASE
4617 " PERL_NEED_TIMESBASE"
4619 # ifdef PERL_OLD_COPY_ON_WRITE
4620 " PERL_OLD_COPY_ON_WRITE"
4625 # ifdef PERL_SAWAMPERSAND
4626 " PERL_SAWAMPERSAND"
4628 # ifdef PERL_TRACK_MEMPOOL
4629 " PERL_TRACK_MEMPOOL"
4631 # ifdef PERL_USES_PL_PIDSTATUS
4632 " PERL_USES_PL_PIDSTATUS"
4634 # ifdef USE_64_BIT_ALL
4637 # ifdef USE_64_BIT_INT
4643 # ifdef USE_ITHREADS
4646 # ifdef USE_LARGE_FILES
4649 # ifdef USE_LOCALE_COLLATE
4650 " USE_LOCALE_COLLATE"
4652 # ifdef USE_LOCALE_NUMERIC
4653 " USE_LOCALE_NUMERIC"
4655 # ifdef USE_LONG_DOUBLE
4661 # ifdef USE_REENTRANT_API
4662 " USE_REENTRANT_API"
4667 # ifdef VMS_DO_SOCKETS
4670 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4671 " VMS_SHORTEN_LONG_SYMBOLS"
4673 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4674 " VMS_SYMBOL_CASE_AS_IS"
4678 EXTCONST char PL_bincompat_options[];
4681 #ifndef PERL_SET_PHASE
4682 # define PERL_SET_PHASE(new_phase) \
4683 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4684 PL_phase = new_phase;
4687 /* The interpreter phases. If these ever change, PL_phase_names right below will
4688 * need to be updated accordingly. */
4690 PERL_PHASE_CONSTRUCT = 0,
4691 PERL_PHASE_START = 1,
4692 PERL_PHASE_CHECK = 2,
4693 PERL_PHASE_INIT = 3,
4696 PERL_PHASE_DESTRUCT = 6
4700 EXTCONST char *const PL_phase_names[] = {
4710 EXTCONST char *const PL_phase_names[];
4714 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4715 * instead of using the newer PL_phase, which provides everything PL_dirty
4716 * provided, and more. */
4717 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4719 # define PL_amagic_generation PL_na
4720 #endif /* !PERL_CORE */
4722 #define PL_hints PL_compiling.cop_hints
4726 /*****************************************************************************/
4727 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4728 /*****************************************************************************/
4729 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4732 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4741 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4753 XTERMORDORDOR /* evil hack */
4754 /* update exp_name[] in toke.c if adding to this enum */
4757 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4758 special and there is no need for HINT_PRIVATE_MASK for COPs
4759 However, bitops store HINT_INTEGER in their op_private.
4761 NOTE: The typical module using these has the bit value hard-coded, so don't
4762 blindly change the values of these */
4763 #define HINT_INTEGER 0x00000001 /* integer pragma */
4764 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4765 #define HINT_LOCALE 0x00000004 /* locale pragma */
4766 #define HINT_BYTES 0x00000008 /* bytes pragma */
4767 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4769 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4770 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4771 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4773 #define HINT_BLOCK_SCOPE 0x00000100
4774 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4775 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4776 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4778 /* The HINT_NEW_* constants are used by the overload pragma */
4779 #define HINT_NEW_INTEGER 0x00001000
4780 #define HINT_NEW_FLOAT 0x00002000
4781 #define HINT_NEW_BINARY 0x00004000
4782 #define HINT_NEW_STRING 0x00008000
4783 #define HINT_NEW_RE 0x00010000
4784 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4785 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4786 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4788 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4789 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4791 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4792 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4794 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4796 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4798 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4800 /* Note: Used for NATIVE_HINTS, currently
4801 defined by vms/vmsish.h:
4806 /* The following are stored in $^H{sort}, not in PL_hints */
4807 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4808 #define HINT_SORT_QUICKSORT 0x00000001
4809 #define HINT_SORT_MERGESORT 0x00000002
4810 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4812 /* flags for PL_sawampersand */
4814 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4815 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4816 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4818 #ifndef PERL_SAWAMPERSAND
4819 # define PL_sawampersand \
4820 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4823 /* Various states of the input record separator SV (rs) */
4824 #define RsSNARF(sv) (! SvOK(sv))
4825 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4826 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4827 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4829 /* A struct for keeping various DEBUGGING related stuff,
4830 * neatly packed. Currently only scratch variables for
4831 * constructing debug output are included. Needed always,
4832 * not just when DEBUGGING, though, because of the re extension. c*/
4833 struct perl_debug_pad {
4837 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4838 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4839 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4842 /* Enable variables which are pointers to functions */
4843 typedef void (*peep_t)(pTHX_ OP* o);
4844 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4845 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4846 char* strend, char* strbeg, I32 minend,
4847 SV* screamer, void* data, U32 flags);
4848 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4849 char *strpos, char *strend,
4851 re_scream_pos_data *d);
4852 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4853 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4854 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4855 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4857 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4858 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4859 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4860 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4861 typedef void (*XSINIT_t) (pTHX);
4862 typedef void (*ATEXIT_t) (pTHX_ void*);
4863 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4865 typedef OP* (*Perl_ppaddr_t)(pTHX);
4866 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4867 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4868 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4869 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4871 typedef void(*globhook_t)(pTHX);
4873 #define KEYWORD_PLUGIN_DECLINE 0
4874 #define KEYWORD_PLUGIN_STMT 1
4875 #define KEYWORD_PLUGIN_EXPR 2
4877 /* Interpreter exitlist entry */
4878 typedef struct exitlistentry {
4879 void (*fn) (pTHX_ void*);
4881 } PerlExitListEntry;
4883 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4884 /* These have to be before perlvars.h */
4885 #if !defined(HAS_SIGACTION) && defined(VMS)
4886 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4888 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4889 #if defined(KILL_BY_SIGPRC)
4890 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4893 #if !defined(MULTIPLICITY)
4895 struct interpreter {
4901 /* If we have multiple interpreters define a struct
4902 holding variables which must be per-interpreter
4903 If we don't have threads anything that would have
4904 be per-thread is per-interpreter.
4907 /* Set up PERLVAR macros for populating structs */
4908 # define PERLVAR(prefix,var,type) type prefix##var;
4910 /* 'var' is an array of length 'n' */
4911 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4913 /* initialize 'var' to init' */
4914 # define PERLVARI(prefix,var,type,init) type prefix##var;
4916 /* like PERLVARI, but make 'var' a const */
4917 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4919 struct interpreter {
4920 # include "intrpvar.h"
4923 EXTCONST U16 PL_interp_size
4924 INIT(sizeof(struct interpreter));
4926 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4927 STRUCT_OFFSET(struct interpreter, member) + \
4928 sizeof(((struct interpreter*)0)->member)
4930 /* This will be useful for subsequent releases, because this has to be the
4931 same in your libperl as in main(), else you have a mismatch and must abort.
4933 EXTCONST U16 PL_interp_size_5_18_0
4934 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4937 # ifdef PERL_GLOBAL_STRUCT
4938 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4939 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4942 # include "perlvars.h"
4945 EXTCONST U16 PL_global_struct_size
4946 INIT(sizeof(struct perl_vars));
4949 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4950 EXT struct perl_vars PL_Vars;
4951 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4952 # undef PERL_GET_VARS
4953 # define PERL_GET_VARS() PL_VarsPtr
4954 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4955 # else /* PERL_CORE */
4956 # if !defined(__GNUC__) || !defined(WIN32)
4959 struct perl_vars *PL_VarsPtr;
4960 # define PL_Vars (*((PL_VarsPtr) \
4961 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4962 # endif /* PERL_CORE */
4963 # endif /* PERL_GLOBAL_STRUCT */
4965 /* Done with PERLVAR macros for now ... */
4971 #endif /* MULTIPLICITY */
4973 struct tempsym; /* defined in pp_pack.c */
4978 #ifndef PERL_CALLCONV
4980 # define PERL_CALLCONV extern "C"
4982 # define PERL_CALLCONV
4985 #ifndef PERL_CALLCONV_NO_RET
4986 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4989 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4990 dont have a noreturn as a declaration specifier
4992 #ifndef PERL_STATIC_NO_RET
4993 # define PERL_STATIC_NO_RET STATIC
4995 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4996 builds that dont have a noreturn as a declaration specifier
4998 #ifndef PERL_STATIC_INLINE_NO_RET
4999 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
5005 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
5006 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
5009 # include "malloc_ctl.h"
5014 /* this has structure inits, so it cannot be included before here */
5017 /* The following must follow proto.h as #defines mess up syntax */
5019 #if !defined(PERL_FOR_X2P)
5020 # include "embedvar.h"
5023 # undef PL_madskills
5025 # define PL_madskills 0
5029 /* Now include all the 'global' variables
5030 * If we don't have threads or multiple interpreters
5031 * these include variables that would have been their struct-s
5034 #define PERLVAR(prefix,var,type) EXT type PL_##var;
5035 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
5036 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
5037 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
5039 #if !defined(MULTIPLICITY)
5041 # include "intrpvar.h"
5046 /* All core uses now exterminated. Ensure no zombies can return: */
5050 /* Now all the config stuff is setup we can include embed.h
5051 In particular, need the relevant *ish file included already, as it may
5052 define HAVE_INTERP_INTERN */
5056 # define op_getmad(arg,pegop,slot) NOOP
5059 #ifndef PERL_GLOBAL_STRUCT
5062 # include "perlvars.h"
5074 /* dummy variables that hold pointers to both runops functions, thus forcing
5075 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5077 EXTCONST runops_proc_t PL_runops_std
5078 INIT(Perl_runops_standard);
5079 EXTCONST runops_proc_t PL_runops_dbg
5080 INIT(Perl_runops_debug);
5082 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5083 * magic vtables const, but this is incompatible with SWIG which
5084 * does want to modify the vtables. */
5085 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5086 # define EXT_MGVTBL EXTCONST MGVTBL
5088 # define EXT_MGVTBL EXT MGVTBL
5091 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5092 #define PERL_MAGIC_VALUE_MAGIC 0x80
5093 #define PERL_MAGIC_VTABLE_MASK 0x3F
5094 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5095 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5096 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5097 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5099 #include "mg_vtable.h"
5102 EXTCONST U8 PL_magic_data[256] =
5104 # include "umg_data.h"
5106 # include "mg_data.h"
5110 EXTCONST U8 PL_magic_data[256];
5114 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5116 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5118 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5120 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5122 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5124 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5126 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5130 EXTCONST bool PL_valid_types_IVX[];
5131 EXTCONST bool PL_valid_types_NVX[];
5132 EXTCONST bool PL_valid_types_PVX[];
5133 EXTCONST bool PL_valid_types_RV[];
5134 EXTCONST bool PL_valid_types_IV_set[];
5135 EXTCONST bool PL_valid_types_NV_set[];
5139 #ifndef PERL_NO_INLINE_FUNCTIONS
5140 /* Static inline funcs that depend on includes and declarations above.
5141 Some of these reference functions in the perl object files, and some
5142 compilers aren't smart enough to eliminate unused static inline
5143 functions, so including this file in source code can cause link errors
5144 even if the source code uses none of the functions. Hence including these
5145 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5146 (obviously) result in unworkable XS code, but allows simple probing code
5147 to continue to work, because it permits tests to include the perl headers
5148 for definitions without creating a link dependency on the perl library
5149 (which may not exist yet).
5152 # include "inline.h"
5155 #include "overload.h"
5164 CV* table[NofAMmeth];
5166 struct am_table_short {
5172 typedef struct am_table AMT;
5173 typedef struct am_table_short AMTS;
5175 #define AMGfallNEVER 1
5177 #define AMGfallYES 3
5179 #define AMTf_AMAGIC 1
5180 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5181 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5182 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5184 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5187 * some compilers like to redefine cos et alia as faster
5188 * (and less accurate?) versions called F_cos et cetera (Quidquid
5189 * latine dictum sit, altum viditur.) This trick collides with
5190 * the Perl overloading (amg). The following #defines fool both.
5195 # define F_atan2_amg atan2_amg
5198 # define F_cos_amg cos_amg
5201 # define F_exp_amg exp_amg
5204 # define F_log_amg log_amg
5207 # define F_pow_amg pow_amg
5210 # define F_sin_amg sin_amg
5213 # define F_sqrt_amg sqrt_amg
5215 #endif /* _FASTMATH */
5217 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5218 PERLDBf_NOOPT | PERLDBf_INTER | \
5219 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5220 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5222 /* No _NONAME, _GOTO */
5223 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5224 #define PERLDBf_LINE 0x02 /* Keep line # */
5225 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5226 #define PERLDBf_INTER 0x08 /* Preserve more data for
5227 later inspections */
5228 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5229 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5230 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5231 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5232 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5233 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5234 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5235 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5236 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5238 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5239 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5240 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5241 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5242 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5243 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5244 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5245 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5246 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5247 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5248 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5249 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5250 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5252 #ifdef USE_LOCALE_NUMERIC
5254 /* Returns TRUE if the plain locale pragma without a parameter is in effect
5256 #define IN_LOCALE_RUNTIME cBOOL(CopHINTS_get(PL_curcop) & HINT_LOCALE)
5258 /* Returns TRUE if either form of the locale pragma is in effect */
5259 #define IN_SOME_LOCALE_FORM_RUNTIME \
5260 cBOOL(CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5262 #define IN_LOCALE_COMPILETIME cBOOL(PL_hints & HINT_LOCALE)
5263 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5264 cBOOL(PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5267 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5268 #define IN_SOME_LOCALE_FORM \
5269 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5270 : IN_SOME_LOCALE_FORM_RUNTIME)
5272 /* These macros are for toggling between the underlying locale (LOCAL) and the
5275 /* The first set makes sure that the locale is set to C unless within a 'use
5276 * locale's scope; otherwise to the default locale. A function pointer is
5277 * used, which can be declared separately by
5278 * DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED, followed by the actual
5279 * setting (using STORE_LC_NUMERIC_SET_TO_NEEDED()), or the two can be combined
5280 * into one call DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED().
5281 * RESTORE_LC_NUMERIC() in all cases restores the locale to what it was before
5282 * these were called */
5284 #define DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED \
5285 void (*_restore_LC_NUMERIC_function)(pTHX) = NULL;
5287 #define STORE_LC_NUMERIC_SET_TO_NEEDED() \
5288 if (IN_SOME_LOCALE_FORM) { \
5289 if (! PL_numeric_local) { \
5290 SET_NUMERIC_LOCAL(); \
5291 _restore_LC_NUMERIC_function = &Perl_set_numeric_standard; \
5295 if (! PL_numeric_standard) { \
5296 SET_NUMERIC_STANDARD(); \
5297 _restore_LC_NUMERIC_function = &Perl_set_numeric_local; \
5301 #define DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED() \
5302 DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED; \
5303 STORE_LC_NUMERIC_SET_TO_NEEDED();
5305 #define RESTORE_LC_NUMERIC() \
5306 if (_restore_LC_NUMERIC_function) { \
5307 _restore_LC_NUMERIC_function(aTHX); \
5310 /* The next two macros set unconditionally. These should be rarely used, and
5311 * only after being sure that this is what is needed */
5312 #define SET_NUMERIC_STANDARD() \
5313 set_numeric_standard();
5315 #define SET_NUMERIC_LOCAL() \
5316 set_numeric_local();
5318 /* The rest of these LC_NUMERIC macros toggle to one or the other state, with
5319 * the RESTORE_foo ones called to switch back, but only if need be */
5320 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5321 bool was_local = PL_numeric_local; \
5322 if (was_local) SET_NUMERIC_STANDARD();
5324 /* Doesn't change to underlying locale unless within the scope of some form of
5325 * 'use locale'. This is the usual desired behavior. */
5326 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5327 bool was_standard = PL_numeric_standard && IN_SOME_LOCALE_FORM; \
5328 if (was_standard) SET_NUMERIC_LOCAL();
5330 /* Rarely, we want to change to the underlying locale even outside of 'use
5331 * locale'. This is principally in the POSIX:: functions */
5332 #define STORE_NUMERIC_STANDARD_FORCE_LOCAL() \
5333 bool was_standard = PL_numeric_standard; \
5334 if (was_standard) SET_NUMERIC_LOCAL();
5336 #define RESTORE_NUMERIC_LOCAL() \
5337 if (was_local) SET_NUMERIC_LOCAL();
5339 #define RESTORE_NUMERIC_STANDARD() \
5340 if (was_standard) SET_NUMERIC_STANDARD();
5342 #define Atof my_atof
5344 #else /* !USE_LOCALE_NUMERIC */
5346 #define SET_NUMERIC_STANDARD() /**/
5347 #define SET_NUMERIC_LOCAL() /**/
5348 #define IS_NUMERIC_RADIX(a, b) (0)
5349 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5350 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5351 #define STORE_NUMERIC_STANDARD_FORCE_LOCAL()
5352 #define RESTORE_NUMERIC_LOCAL() /**/
5353 #define RESTORE_NUMERIC_STANDARD() /**/
5354 #define DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED
5355 #define STORE_LC_NUMERIC_SET_TO_NEEDED()
5356 #define DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED()
5357 #define RESTORE_LC_NUMERIC()
5359 #define Atof my_atof
5360 #define IN_LOCALE_RUNTIME 0
5361 #define IN_LOCALE_COMPILETIME 0
5363 #endif /* !USE_LOCALE_NUMERIC */
5365 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5366 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5368 # define strtoll __strtoll /* secret handshake */
5371 # define strtoll _strtoi64 /* secret handshake */
5373 # if !defined(Strtol) && defined(HAS_STRTOLL)
5374 # define Strtol strtoll
5376 # if !defined(Strtol) && defined(HAS_STRTOQ)
5377 # define Strtol strtoq
5379 /* is there atoq() anywhere? */
5381 #if !defined(Strtol) && defined(HAS_STRTOL)
5382 # define Strtol strtol
5385 /* It would be more fashionable to use Strtol() to define atol()
5386 * (as is done for Atoul(), see below) but for backward compatibility
5387 * we just assume atol(). */
5388 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5389 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5391 # define atoll _atoi64 /* secret handshake */
5399 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5400 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5402 # define strtoull __strtoull /* secret handshake */
5405 # define strtoull _strtoui64 /* secret handshake */
5407 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5408 # define Strtoul strtoull
5410 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5411 # define Strtoul strtouq
5413 /* is there atouq() anywhere? */
5415 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5416 # define Strtoul strtoul
5418 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5419 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5422 # define Atoul(s) Strtoul(s, NULL, 10)
5426 /* if these never got defined, they need defaults */
5427 #ifndef PERL_SET_CONTEXT
5428 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5431 #ifndef PERL_GET_CONTEXT
5432 # define PERL_GET_CONTEXT PERL_GET_INTERP
5435 #ifndef PERL_GET_THX
5436 # define PERL_GET_THX ((void*)NULL)
5439 #ifndef PERL_SET_THX
5440 # define PERL_SET_THX(t) NOOP
5443 #ifndef PERL_SCRIPT_MODE
5444 #define PERL_SCRIPT_MODE "r"
5448 * Some operating systems are stingy with stack allocation,
5449 * so perl may have to guard against stack overflow.
5451 #ifndef PERL_STACK_OVERFLOW_CHECK
5452 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5456 * Some nonpreemptive operating systems find it convenient to
5457 * check for asynchronous conditions after each op execution.
5458 * Keep this check simple, or it may slow down execution
5463 # ifndef PERL_ASYNC_CHECK
5464 # define PERL_ASYNC_CHECK() if (UNLIKELY(PL_sig_pending)) PL_signalhook(aTHX)
5468 #ifndef PERL_ASYNC_CHECK
5469 # define PERL_ASYNC_CHECK() NOOP
5473 * On some operating systems, a memory allocation may succeed,
5474 * but put the process too close to the system's comfort limit.
5475 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5478 #ifndef PERL_ALLOC_CHECK
5479 #define PERL_ALLOC_CHECK(p) NOOP
5483 # include <sys/ipc.h>
5484 # include <sys/sem.h>
5485 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5488 struct semid_ds *buf;
5489 unsigned short *array;
5492 # ifdef USE_SEMCTL_SEMUN
5493 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5494 union gccbug_semun {
5496 struct semid_ds *buf;
5497 unsigned short *array;
5500 # define semun gccbug_semun
5502 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5504 # ifdef USE_SEMCTL_SEMID_DS
5505 # ifdef EXTRA_F_IN_SEMUN_BUF
5506 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5508 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5515 * Boilerplate macros for initializing and accessing interpreter-local
5516 * data from C. All statics in extensions should be reworked to use
5517 * this, if you want to make the extension thread-safe. See
5518 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5519 * and perlxs.pod for more.
5521 * Code that uses these macros is responsible for the following:
5522 * 1. #define MY_CXT_KEY to a unique string, e.g.
5523 * "DynaLoader::_guts" XS_VERSION
5524 * XXX in the current implementation, this string is ignored.
5525 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5526 * all the data that needs to be interpreter-local.
5527 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5528 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5529 * (typically put in the BOOT: section).
5530 * 5. Use the members of the my_cxt_t structure everywhere as
5532 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5536 #if defined(PERL_IMPLICIT_CONTEXT)
5538 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5539 * right after the definition (i.e. at file scope). The non-threads
5540 * case below uses it to declare the data as static. */
5541 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5542 # define START_MY_CXT
5543 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5544 # define MY_CXT_INIT_ARG MY_CXT_KEY
5546 # define START_MY_CXT static int my_cxt_index = -1;
5547 # define MY_CXT_INDEX my_cxt_index
5548 # define MY_CXT_INIT_ARG &my_cxt_index
5549 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5551 /* Creates and zeroes the per-interpreter data.
5552 * (We allocate my_cxtp in a Perl SV so that it will be released when
5553 * the interpreter goes away.) */
5554 # define MY_CXT_INIT \
5555 my_cxt_t *my_cxtp = \
5556 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5557 PERL_UNUSED_VAR(my_cxtp)
5558 # define MY_CXT_INIT_INTERP(my_perl) \
5559 my_cxt_t *my_cxtp = \
5560 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5561 PERL_UNUSED_VAR(my_cxtp)
5563 /* This declaration should be used within all functions that use the
5564 * interpreter-local data. */
5566 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5567 # define dMY_CXT_INTERP(my_perl) \
5568 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5570 /* Clones the per-interpreter data. */
5571 # define MY_CXT_CLONE \
5572 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5573 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5574 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5577 /* This macro must be used to access members of the my_cxt_t structure.
5578 * e.g. MY_CXT.some_data */
5579 # define MY_CXT (*my_cxtp)
5581 /* Judicious use of these macros can reduce the number of times dMY_CXT
5582 * is used. Use is similar to pTHX, aTHX etc. */
5583 # define pMY_CXT my_cxt_t *my_cxtp
5584 # define pMY_CXT_ pMY_CXT,
5585 # define _pMY_CXT ,pMY_CXT
5586 # define aMY_CXT my_cxtp
5587 # define aMY_CXT_ aMY_CXT,
5588 # define _aMY_CXT ,aMY_CXT
5590 #else /* PERL_IMPLICIT_CONTEXT */
5592 # define START_MY_CXT static my_cxt_t my_cxt;
5593 # define dMY_CXT_SV dNOOP
5594 # define dMY_CXT dNOOP
5595 # define dMY_CXT_INTERP(my_perl) dNOOP
5596 # define MY_CXT_INIT NOOP
5597 # define MY_CXT_CLONE NOOP
5598 # define MY_CXT my_cxt
5600 # define pMY_CXT void
5607 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5618 # include <sys/file.h>
5621 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5622 int flock(int fd, int op);
5626 /* Assume UNIX defaults */
5627 # define O_RDONLY 0000
5628 # define O_WRONLY 0001
5629 # define O_RDWR 0002
5630 # define O_CREAT 0100
5641 #if O_TEXT != O_BINARY
5642 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5643 * that is, you are somehow DOSish. */
5644 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5645 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5646 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5647 /* VOS has O_TEXT != O_BINARY, and they have effect,
5648 * but VOS always uses LF, never CRLF. */
5649 /* If you have O_TEXT different from your O_BINARY but you still are
5650 * not a CRLF shop. */
5651 # undef PERLIO_USING_CRLF
5653 /* If you really are DOSish. */
5654 # define PERLIO_USING_CRLF 1
5659 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5662 #ifndef EXEC_ARGV_CAST
5663 #define EXEC_ARGV_CAST(x) (char **)x
5666 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5667 int). value returned in pointed-
5669 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5670 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5671 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5672 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5673 #define IS_NUMBER_NAN 0x20 /* this is not */
5675 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5678 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5679 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5680 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5681 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5682 numbers which are <= UV_MAX */
5684 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5686 /* to let user control profiling */
5687 #ifdef PERL_GPROF_CONTROL
5688 extern void moncontrol(int);
5689 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5691 #define PERL_GPROF_MONCONTROL(x)
5698 /* ISO 6429 NEL - C1 control NExt Line */
5699 /* See http://www.unicode.org/unicode/reports/tr13/ */
5700 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5702 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5703 #define UNICODE_LINE_SEPA_0 0xE2
5704 #define UNICODE_LINE_SEPA_1 0x80
5705 #define UNICODE_LINE_SEPA_2 0xA8
5706 #define UNICODE_PARA_SEPA_0 0xE2
5707 #define UNICODE_PARA_SEPA_1 0x80
5708 #define UNICODE_PARA_SEPA_2 0xA9
5710 #ifndef PIPESOCK_MODE
5711 # define PIPESOCK_MODE
5714 #ifndef SOCKET_OPEN_MODE
5715 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5718 #ifndef PIPE_OPEN_MODE
5719 # define PIPE_OPEN_MODE PIPESOCK_MODE
5722 #define PERL_MAGIC_UTF8_CACHESIZE 2
5724 #define PERL_UNICODE_STDIN_FLAG 0x0001
5725 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5726 #define PERL_UNICODE_STDERR_FLAG 0x0004
5727 #define PERL_UNICODE_IN_FLAG 0x0008
5728 #define PERL_UNICODE_OUT_FLAG 0x0010
5729 #define PERL_UNICODE_ARGV_FLAG 0x0020
5730 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5731 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5732 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5734 #define PERL_UNICODE_STD_FLAG \
5735 (PERL_UNICODE_STDIN_FLAG | \
5736 PERL_UNICODE_STDOUT_FLAG | \
5737 PERL_UNICODE_STDERR_FLAG)
5739 #define PERL_UNICODE_INOUT_FLAG \
5740 (PERL_UNICODE_IN_FLAG | \
5741 PERL_UNICODE_OUT_FLAG)
5743 #define PERL_UNICODE_DEFAULT_FLAGS \
5744 (PERL_UNICODE_STD_FLAG | \
5745 PERL_UNICODE_INOUT_FLAG | \
5746 PERL_UNICODE_LOCALE_FLAG)
5748 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5750 #define PERL_UNICODE_STDIN 'I'
5751 #define PERL_UNICODE_STDOUT 'O'
5752 #define PERL_UNICODE_STDERR 'E'
5753 #define PERL_UNICODE_STD 'S'
5754 #define PERL_UNICODE_IN 'i'
5755 #define PERL_UNICODE_OUT 'o'
5756 #define PERL_UNICODE_INOUT 'D'
5757 #define PERL_UNICODE_ARGV 'A'
5758 #define PERL_UNICODE_LOCALE 'L'
5759 #define PERL_UNICODE_WIDESYSCALLS 'W'
5760 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5762 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5764 /* Use instead of abs() since abs() forces its argument to be an int,
5765 * but also beware since this evaluates its argument twice, so no x++. */
5766 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5768 #if defined(__DECC) && defined(__osf__)
5769 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5772 #define do_open(g, n, l, a, rm, rp, sf) \
5773 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5774 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5775 # define do_exec(cmd) do_exec3(cmd,0,0)
5778 # define do_aexec Perl_do_aexec
5780 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5783 /* check embedded \0 characters in pathnames passed to syscalls,
5784 but allow one ending \0 */
5785 #define IS_SAFE_SYSCALL(p, len, what, op_name) (S_is_safe_syscall(aTHX_ (p), (len), (what), (op_name)))
5787 #define IS_SAFE_PATHNAME(p, len, op_name) IS_SAFE_SYSCALL((p), (len), "pathname", (op_name))
5790 #define NO_ENV_ARRAY_IN_MAIN
5793 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5794 * are here so that they are available throughout the core
5795 * NOTE that even though some are for _escape and some for _pretty
5796 * there must not be any clashes as the flags from _pretty are
5797 * passed straight through to _escape.
5800 #define PERL_PV_ESCAPE_QUOTE 0x0001
5801 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5803 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5804 #define PERL_PV_PRETTY_LTGT 0x0004
5806 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5808 #define PERL_PV_ESCAPE_UNI 0x0100
5809 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5810 #define PERL_PV_ESCAPE_NONASCII 0x0400
5812 #define PERL_PV_ESCAPE_ALL 0x1000
5813 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5814 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5815 #define PERL_PV_ESCAPE_RE 0x8000
5817 #define PERL_PV_ESCAPE_DWIM 0x10000
5819 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5821 /* used by pv_display in dump.c*/
5822 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5823 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5827 (KEEP THIS LAST IN perl.h!)
5869 so that Configure picks them up.
5871 (KEEP THIS LAST IN perl.h!)
5875 #endif /* Include guard */
5879 * c-indentation-style: bsd
5881 * indent-tabs-mode: nil
5884 * ex: set ts=8 sts=4 sw=4 et: