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 */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
52 # if !defined(MULTIPLICITY)
57 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
58 # ifndef PERL_GLOBAL_STRUCT
59 # define PERL_GLOBAL_STRUCT
63 #ifdef PERL_GLOBAL_STRUCT
70 # ifndef PERL_IMPLICIT_CONTEXT
71 # define PERL_IMPLICIT_CONTEXT
75 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
81 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
88 # include "symbian/symbian_proto.h"
91 /* Any stack-challenged places. The limit varies (and often
92 * is configurable), but using more than a kilobyte of stack
93 * is usually dubious in these systems. */
94 #if defined(__SYMBIAN32__)
95 /* Symbian: need to work around the SDK features. *
96 * On WINS: MS VC5 generates calls to _chkstk, *
97 * if a "large" stack frame is allocated. *
98 * gcc on MARM does not generate calls like these. */
99 # define USE_HEAP_INSTEAD_OF_STACK
102 #/* Use the reentrant APIs like localtime_r and getpwent_r */
103 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
104 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
105 # define USE_REENTRANT_API
108 /* <--- here ends the logic shared by perl.h and makedef.pl */
111 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
112 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
113 * __bsdi__ for BSD/OS
115 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
121 #undef START_EXTERN_C
125 # define START_EXTERN_C extern "C" {
126 # define END_EXTERN_C }
127 # define EXTERN_C extern "C"
129 # define START_EXTERN_C
130 # define END_EXTERN_C
131 # define EXTERN_C extern
134 /* Fallback definitions in case we don't have definitions from config.h.
135 This should only matter for systems that don't use Configure and
136 haven't been modified to define PERL_STATIC_INLINE yet.
138 #if !defined(PERL_STATIC_INLINE)
139 # ifdef HAS_STATIC_INLINE
140 # define PERL_STATIC_INLINE static inline
142 # define PERL_STATIC_INLINE static
146 #ifdef PERL_GLOBAL_STRUCT
147 # ifndef PERL_GET_VARS
148 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
149 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
150 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
151 # ifndef PERLIO_FUNCS_CONST
152 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
155 # define PERL_GET_VARS() PL_VarsPtr
160 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
162 #ifdef PERL_GLOBAL_STRUCT
163 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
168 #ifdef PERL_IMPLICIT_CONTEXT
169 # ifndef MULTIPLICITY
170 # define MULTIPLICITY
172 # define tTHX PerlInterpreter*
173 # define pTHX tTHX my_perl PERL_UNUSED_DECL
174 # define aTHX my_perl
175 # define aTHXa(a) aTHX = (tTHX)a
176 # ifdef PERL_GLOBAL_STRUCT
177 # define dTHXa(a) dVAR; pTHX = (tTHX)a
179 # define dTHXa(a) pTHX = (tTHX)a
181 # ifdef PERL_GLOBAL_STRUCT
182 # define dTHX dVAR; pTHX = PERL_GET_THX
184 # define dTHX pTHX = PERL_GET_THX
197 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
198 # define PERL_TRACK_MEMPOOL
201 # undef PERL_TRACK_MEMPOOL
204 #define STATIC static
207 /* Do not use these macros. They were part of PERL_OBJECT, which was an
208 * implementation of multiplicity using C++ objects. They have been left
209 * here solely for the sake of XS code which has incorrectly
212 #define CPERLscope(x) x
213 #define CPERLarg void
216 #define PERL_OBJECT_THIS
217 #define _PERL_OBJECT_THIS
218 #define PERL_OBJECT_THIS_
219 #define CALL_FPTR(fptr) (*fptr)
220 #define MEMBER_TO_FPTR(name) name
221 #endif /* !PERL_CORE */
223 #define CALLRUNOPS PL_runops
225 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
227 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
228 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
229 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
230 (strbeg),(minend),(screamer),(data),(flags))
231 #define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
232 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
233 (strend),(flags),(data))
234 #define CALLREG_INTUIT_STRING(prog) \
235 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
237 #define CALLREGFREE(prog) \
238 Perl_pregfree(aTHX_ (prog))
240 #define CALLREGFREE_PVT(prog) \
241 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
243 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
244 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
246 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
247 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
249 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
250 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
252 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
253 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
255 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
256 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
258 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
261 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
264 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
265 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
267 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
268 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
270 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
271 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
273 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
274 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
276 #define CALLREG_NAMED_BUFF_COUNT(rx) \
277 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
279 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
280 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
282 #define CALLREG_PACKAGE(rx) \
283 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
285 #if defined(USE_ITHREADS)
286 #define CALLREGDUPE(prog,param) \
287 Perl_re_dup(aTHX_ (prog),(param))
289 #define CALLREGDUPE_PVT(prog,param) \
290 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
299 * Because of backward compatibility reasons the PERL_UNUSED_DECL
300 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
302 * Note that there are C compilers such as MetroWerks CodeWarrior
303 * which do not have an "inlined" way (like the gcc __attribute__) of
304 * marking unused variables (they need e.g. a #pragma) and therefore
305 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
306 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
310 #if defined(__SYMBIAN32__) && defined(__GNUC__)
312 # define PERL_UNUSED_DECL
314 # define PERL_UNUSED_DECL __attribute__((unused))
318 #ifndef PERL_UNUSED_DECL
319 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
320 # define PERL_UNUSED_DECL __attribute__unused__
322 # define PERL_UNUSED_DECL
327 * for silencing unused variables that are actually used most of the time,
328 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
330 #ifndef PERL_UNUSED_ARG
331 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
333 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
335 # define PERL_UNUSED_ARG(x) ((void)x)
338 #ifndef PERL_UNUSED_VAR
339 # define PERL_UNUSED_VAR(x) ((void)x)
343 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
345 # define PERL_UNUSED_CONTEXT
348 #define NOOP /*EMPTY*/(void)0
349 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
350 check in of thread.h, explaining why we need dNOOP at all: */
351 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
352 /* Declaring a *function*, instead of a variable, ensures that we don't rely
353 on being able to suppress "unused" warnings. */
355 #define dNOOP (void)0
357 #define dNOOP extern int Perl___notused(void)
361 /* Don't bother defining tTHX and sTHX; using them outside
362 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
368 # define aTHXa(a) NOOP
369 # define dTHXa(a) dNOOP
386 /* these are only defined for compatibility; should not be used internally */
387 #if !defined(pTHXo) && !defined(PERL_CORE)
389 # define pTHXo_ pTHX_
391 # define aTHXo_ aTHX_
393 # define dTHXoa(x) dTHXa(x)
397 # define pTHXx PerlInterpreter *my_perl
398 # define pTHXx_ pTHXx,
399 # define aTHXx my_perl
400 # define aTHXx_ aTHXx,
404 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
405 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
406 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
407 #ifdef PERL_IMPLICIT_SYS
408 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
409 # define dTHXs dVAR; dTHX
414 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
421 /* Some platforms require marking function declarations
422 * for them to be exportable. Used in perlio.h, proto.h
423 * is handled either by the makedef.pl or by defining the
424 * PERL_CALLCONV to be something special. See also the
425 * definition of XS() in XSUB.h. */
426 #ifndef PERL_EXPORT_C
428 # define PERL_EXPORT_C extern "C"
430 # define PERL_EXPORT_C extern
433 #ifndef PERL_XS_EXPORT_C
435 # define PERL_XS_EXPORT_C extern "C"
437 # define PERL_XS_EXPORT_C
441 #ifdef OP_IN_REGISTER
443 # define stringify_immed(s) #s
444 # define stringify(s) stringify_immed(s)
445 struct op *Perl_op asm(stringify(OP_IN_REGISTER));
449 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
450 * g++ allows them but seems to have problems with them
451 * (insane errors ensue).
452 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
454 #if defined(PERL_GCC_PEDANTIC) || \
455 (defined(__GNUC__) && defined(__cplusplus) && \
456 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
457 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
458 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
462 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
463 # ifndef PERL_USE_GCC_BRACE_GROUPS
464 # define PERL_USE_GCC_BRACE_GROUPS
469 * STMT_START { statements; } STMT_END;
470 * can be used as a single statement, as in
471 * if (x) STMT_START { ... } STMT_END; else ...
473 * Trying to select a version that gives no warnings...
475 #if !(defined(STMT_START) && defined(STMT_END))
476 # ifdef PERL_USE_GCC_BRACE_GROUPS
477 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
480 /* Now which other defined()s do we need here ??? */
481 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
482 # define STMT_START if (1)
483 # define STMT_END else (void)0
485 # define STMT_START do
486 # define STMT_END while (0)
491 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
492 # define BYTEORDER 0x1234
495 /* Overall memory policy? */
500 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
507 * The following contortions are brought to you on behalf of all the
508 * standards, semi-standards, de facto standards, not-so-de-facto standards
509 * of the world, as well as all the other botches anyone ever thought of.
510 * The basic theory is that if we work hard enough here, the rest of the
511 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
514 /* define this once if either system, instead of cluttering up the src */
515 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
519 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
520 # define STANDARD_C 1
523 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
524 # define DONT_DECLARE_STD 1
527 #if defined(HASVOLATILE) || defined(STANDARD_C)
528 # define VOL volatile
533 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
534 * you get a perl without taint support, but doubtlessly with a lesser
535 * degree of support. Do not do so unless you know exactly what it means
536 * technically, have a good reason to do so, and know exactly how the
537 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
538 * a potential security risk due to flat out ignoring the security-relevant
539 * taint flags. This being said, a perl without taint support compiled in
540 * has marginal run-time performance benefits.
541 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
542 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
543 * silently ignores -t/-T instead of throwing an exception.
545 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
546 * voids your nonexistent warranty!
548 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
549 # define NO_TAINT_SUPPORT 1
552 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
553 * operations into no-ops for a very modest speed-up. Enable only if you
554 * know what you're doing: tests and CPAN modules' tests are bound to fail.
558 # define TAINT_NOT NOOP
559 # define TAINT_IF(c) NOOP
560 # define TAINT_ENV() NOOP
561 # define TAINT_PROPER(s) NOOP
562 # define TAINT_set(s) NOOP
564 # define TAINTING_get 0
565 # define TAINTING_set(s) NOOP
566 # define TAINT_WARN_get 0
567 # define TAINT_WARN_set(s) NOOP
569 # define TAINT (PL_tainted = TRUE)
570 # define TAINT_NOT (PL_tainted = FALSE)
571 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
572 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
573 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
574 # define TAINT_set(s) (PL_tainted = (s))
575 # define TAINT_get (PL_tainted)
576 # define TAINTING_get (PL_tainting)
577 # define TAINTING_set(s) (PL_tainting = (s))
578 # define TAINT_WARN_get (PL_taint_warn)
579 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
582 /* flags used internally only within pp_subst and pp_substcont */
584 # define SUBST_TAINT_STR 1 /* string tainted */
585 # define SUBST_TAINT_PAT 2 /* pattern tainted */
586 # define SUBST_TAINT_REPL 4 /* replacement tainted */
587 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
588 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
591 /* XXX All process group stuff is handled in pp_sys.c. Should these
592 defines move there? If so, I could simplify this a lot. --AD 9/96.
594 /* Process group stuff changed from traditional BSD to POSIX.
595 perlfunc.pod documents the traditional BSD-style syntax, so we'll
596 try to preserve that, if possible.
599 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
601 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
602 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
604 # ifdef HAS_SETPGRP2 /* DG/UX */
605 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
609 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
610 # define HAS_SETPGRP /* Well, effectively it does . . . */
613 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
614 our life easier :-) so we'll try it.
617 # define BSD_GETPGRP(pid) getpgid((pid))
619 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
620 # define BSD_GETPGRP(pid) getpgrp((pid))
622 # ifdef HAS_GETPGRP2 /* DG/UX */
623 # define BSD_GETPGRP(pid) getpgrp2((pid))
627 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
628 # define HAS_GETPGRP /* Well, effectively it does . . . */
631 /* These are not exact synonyms, since setpgrp() and getpgrp() may
632 have different behaviors, but perl.h used to define USE_BSDPGRP
633 (prior to 5.003_05) so some extension might depend on it.
635 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
641 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
642 pthread.h must be included before all other header files.
644 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
645 # include <pthread.h>
648 #ifndef _TYPES_ /* If types.h defines this it's easy. */
649 # ifndef major /* Does everyone's types.h define this? */
650 # include <sys/types.h>
664 # include <varargs.h>
668 #ifdef USE_NEXT_CTYPE
670 #if NX_CURRENT_COMPILER_RELEASE >= 500
671 # include <bsd/ctypes.h>
673 # if NX_CURRENT_COMPILER_RELEASE >= 400
674 # include <objc/NXCType.h>
675 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
676 # include <appkit/NXCType.h>
677 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
678 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
680 #else /* !USE_NEXT_CTYPE */
682 #endif /* USE_NEXT_CTYPE */
684 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
696 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
698 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
699 && defined(HAS_STRXFRM)
700 # define USE_LOCALE_COLLATE
702 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
703 # define USE_LOCALE_CTYPE
705 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
706 # define USE_LOCALE_NUMERIC
708 #endif /* !NO_LOCALE && HAS_SETLOCALE */
713 # ifdef PARAM_NEEDS_TYPES
714 # include <sys/types.h>
716 # include <sys/param.h>
719 /* Use all the "standard" definitions? */
720 #if defined(STANDARD_C) && defined(I_STDLIB)
724 /* If this causes problems, set i_unistd=undef in the hint file. */
731 # include <sys/wait.h>
735 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
738 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
739 EXTERN_C int syscall(int, ...);
742 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
743 EXTERN_C int usleep(unsigned int);
748 /* macros for correct constant construction */
750 # define U16_CONST(x) ((U16)x##U)
752 # define U16_CONST(x) ((U16)x##UL)
756 # define U32_CONST(x) ((U32)x##U)
758 # define U32_CONST(x) ((U32)x##UL)
763 # define U64_CONST(x) ((U64)x##U)
765 # define U64_CONST(x) ((U64)x##UL)
766 # elif QUADKIND == QUAD_IS_LONG_LONG
767 # define U64_CONST(x) ((U64)x##ULL)
768 # elif QUADKIND == QUAD_IS___INT64
769 # define U64_CONST(x) ((U64)x##UI64)
770 # else /* best guess we can make */
771 # define U64_CONST(x) ((U64)x##UL)
775 /* byte-swapping functions for big-/little-endian conversion */
776 # define _swab_16_(x) ((U16)( \
777 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
778 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
780 # define _swab_32_(x) ((U32)( \
781 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
782 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
783 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
784 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
787 # define _swab_64_(x) ((U64)( \
788 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
789 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
790 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
791 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
792 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
793 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
794 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
795 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
798 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
799 at least on FreeBSD. YMMV, so experiment. */
800 #ifndef PERL_ARENA_SIZE
801 #define PERL_ARENA_SIZE 4080
804 /* Maximum level of recursion */
805 #ifndef PERL_SUB_DEPTH_WARN
806 #define PERL_SUB_DEPTH_WARN 100
809 #endif /* PERL_CORE */
811 /* We no longer default to creating a new SV for GvSV.
812 Do this before embed. */
813 #ifndef PERL_CREATE_GVSV
814 # ifndef PERL_DONT_CREATE_GVSV
815 # define PERL_DONT_CREATE_GVSV
819 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
820 #define PERL_USES_PL_PIDSTATUS
823 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
824 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
827 #define MEM_SIZE Size_t
829 /* Round all values passed to malloc up, by default to a multiple of
832 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
833 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
836 /* sv_grow() will expand strings by at least a certain percentage of
837 the previously *used* length to avoid excessive calls to realloc().
838 The default is 25% of the current length.
840 #ifndef PERL_STRLEN_EXPAND_SHIFT
841 # define PERL_STRLEN_EXPAND_SHIFT 2
844 #if defined(STANDARD_C) && defined(I_STDDEF)
846 # define STRUCT_OFFSET(s,m) offsetof(s,m)
848 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
851 #ifndef __SYMBIAN32__
852 # if defined(I_STRING) || defined(__cplusplus)
855 # include <strings.h>
859 /* This comes after <stdlib.h> so we don't try to change the standard
860 * library prototypes; we'll use our own in proto.h instead. */
863 # ifdef PERL_POLLUTE_MALLOC
864 # ifndef PERL_EXTMALLOC_DEF
865 # define Perl_malloc malloc
866 # define Perl_calloc calloc
867 # define Perl_realloc realloc
868 # define Perl_mfree free
871 # define EMBEDMYMALLOC /* for compatibility */
874 # define safemalloc Perl_malloc
875 # define safecalloc Perl_calloc
876 # define saferealloc Perl_realloc
877 # define safefree Perl_mfree
878 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
879 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
882 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
883 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
884 # define panic_write2(s) write(2, s, strlen(s))
885 # define CHECK_MALLOC_TAINT(newval) \
886 CHECK_MALLOC_TOO_LATE_FOR_( \
888 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
890 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
891 if (doing_taint(argc,argv,env)) { \
892 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
895 # define safemalloc safesysmalloc
896 # define safecalloc safesyscalloc
897 # define saferealloc safesysrealloc
898 # define safefree safesysfree
899 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
900 # define CHECK_MALLOC_TAINT(newval) ((void)0)
901 # define MALLOC_CHECK_TAINT(argc,argv,env)
902 #endif /* MYMALLOC */
904 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
905 #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)
906 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
907 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
908 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
910 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
912 #define strrchr rindex
920 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
922 extern char * memcpy (char*, char*, int);
928 # define memcpy(d,s,l) bcopy(s,d,l)
930 # define memcpy(d,s,l) my_bcopy(s,d,l)
933 #endif /* HAS_MEMCPY */
936 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
938 extern char *memset (char*, int, int);
943 # define memset(d,c,l) my_memset(d,c,l)
944 #endif /* HAS_MEMSET */
946 #if !defined(HAS_MEMMOVE) && !defined(memmove)
947 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
948 # define memmove(d,s,l) bcopy(s,d,l)
950 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
951 # define memmove(d,s,l) memcpy(d,s,l)
953 # define memmove(d,s,l) my_bcopy(s,d,l)
958 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
962 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
963 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
965 extern int memcmp (char*, char*, int);
969 # pragma function(memcmp)
973 # define memcmp my_memcmp
975 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
979 # define memzero(d,l) memset(d,0,l)
982 # define memzero(d,l) bzero(d,l)
984 # define memzero(d,l) my_bzero(d,l)
992 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
999 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1001 #endif /* !HAS_BCMP */
1004 # include <netinet/in.h>
1008 # include <arpa/inet.h>
1011 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1012 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1013 * (the neo-BSD seem to do this). */
1018 # include <sys/stat.h>
1021 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1022 This definition should ideally go into win32/win32.h, but S_IFIFO is
1023 used later here in perl.h before win32/win32.h is being included. */
1024 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1025 # define S_IFIFO _S_IFIFO
1028 /* The stat macros for Unisoft System V/88 (and derivatives
1029 like UTekV) are broken, sometimes giving false positives. Undefine
1030 them here and let the code below set them to proper values.
1032 The ghs macro stands for GreenHills Software C-1.8.5 which
1033 is the C compiler for sysV88 and the various derivatives.
1034 This header file bug is corrected in gcc-2.5.8 and later versions.
1035 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1037 #if defined(m88k) && defined(ghs)
1051 # ifdef I_SYS_TIME_KERNEL
1054 # include <sys/time.h>
1055 # ifdef I_SYS_TIME_KERNEL
1060 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1061 # include <sys/times.h>
1064 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1065 # undef HAS_STRERROR
1070 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1071 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1074 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1075 * This is important for using IPv6.
1076 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1077 * a bad idea since it breaks send() and recv(). */
1078 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1079 # define _SOCKADDR_LEN
1082 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1083 # include <sys/socket.h>
1084 # if defined(USE_SOCKS) && defined(I_SOCKS)
1085 # if !defined(INCLUDE_PROTOTYPES)
1086 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1087 # define PERL_SOCKS_NEED_PROTOTYPES
1090 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1091 # undef INCLUDE_PROTOTYPES
1092 # undef PERL_SOCKS_NEED_PROTOTYPES
1103 # include <net/errno.h>
1108 /* sockatmark() is so new (2001) that many places might have it hidden
1109 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1110 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1111 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1112 # if defined(__THROW) && defined(__GLIBC__)
1113 int sockatmark(int) __THROW;
1115 int sockatmark(int);
1119 #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. */
1120 EXTERN_C int fchdir(int);
1121 EXTERN_C int flock(int, int);
1122 EXTERN_C int fseeko(FILE *, off_t, int);
1123 EXTERN_C off_t ftello(FILE *);
1126 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1127 EXTERN_C char *crypt(const char *, const char *);
1128 EXTERN_C char **environ;
1131 #if defined(__cplusplus)
1132 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1133 EXTERN_C char **environ;
1134 # elif defined(__CYGWIN__)
1135 EXTERN_C char *crypt(const char *, const char *);
1140 # undef SETERRNO /* SOCKS might have defined this */
1144 # define SETERRNO(errcode,vmserrcode) \
1146 set_errno(errcode); \
1147 set_vaxc_errno(vmserrcode); \
1149 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1150 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1151 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1152 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1154 # define LIB_INVARG LIB$_INVARG
1155 # define RMS_DIR RMS$_DIR
1156 # define RMS_FAC RMS$_FAC
1157 # define RMS_FEX RMS$_FEX
1158 # define RMS_FNF RMS$_FNF
1159 # define RMS_IFI RMS$_IFI
1160 # define RMS_ISI RMS$_ISI
1161 # define RMS_PRV RMS$_PRV
1162 # define SS_ACCVIO SS$_ACCVIO
1163 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1164 # define SS_IVCHAN SS$_IVCHAN
1165 # define SS_NORMAL SS$_NORMAL
1167 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1168 # define dSAVEDERRNO int saved_errno
1169 # define dSAVE_ERRNO int saved_errno = errno
1170 # define SAVE_ERRNO (saved_errno = errno)
1171 # define RESTORE_ERRNO (errno = saved_errno)
1173 # define LIB_INVARG 0
1181 # define SS_ACCVIO 0
1182 # define SS_DEVOFFLINE 0
1183 # define SS_IVCHAN 0
1184 # define SS_NORMAL 0
1187 #define ERRSV GvSVn(PL_errgv)
1189 #define CLEAR_ERRSV() STMT_START { \
1190 if (!GvSV(PL_errgv)) { \
1191 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1192 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1193 SvREFCNT_dec(GvSV(PL_errgv)); \
1194 GvSV(PL_errgv) = newSVpvs(""); \
1196 SV *const errsv = GvSV(PL_errgv); \
1197 sv_setpvs(errsv, ""); \
1198 if (SvMAGICAL(errsv)) { \
1201 SvPOK_only(errsv); \
1207 # define DEFSV (0 + GvSVn(PL_defgv))
1208 # define DEFSV_set(sv) \
1209 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1210 # define SAVE_DEFSV \
1212 save_gp(PL_defgv, 0), \
1213 GvINTRO_off(PL_defgv), \
1214 SAVEGENERICSV(GvSV(PL_defgv)), \
1215 GvSV(PL_defgv) = NULL \
1218 # define DEFSV GvSVn(PL_defgv)
1219 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1220 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1223 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1226 extern int errno; /* ANSI allows errno to be an lvalue expr.
1227 * For example in multithreaded environments
1228 * something like this might happen:
1229 * extern int *_errno(void);
1230 * #define errno (*_errno()) */
1234 #ifndef DONT_DECLARE_STD
1236 char *strerror (int,...);
1238 char *strerror (int);
1242 # define Strerror strerror
1245 # ifdef HAS_SYS_ERRLIST
1246 extern int sys_nerr;
1247 extern char *sys_errlist[];
1249 # define Strerror(e) \
1250 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1257 # include <sys/ioctl.h>
1261 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1262 # ifdef HAS_SOCKETPAIR
1263 # undef HAS_SOCKETPAIR
1270 #ifndef HAS_SOCKETPAIR
1272 # define socketpair Perl_my_socketpair
1277 # define htoni htons
1278 # define ntohi ntohs
1280 # define htoni htonl
1281 # define ntohi ntohl
1284 /* Configure already sets Direntry_t */
1285 #if defined(I_DIRENT)
1286 # include <dirent.h>
1287 /* NeXT needs dirent + sys/dir.h */
1288 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1289 # include <sys/dir.h>
1293 # include <sys/ndir.h>
1297 # include <ndir.h> /* may be wrong in the future */
1299 # include <sys/dir.h>
1312 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1314 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1319 * The following gobbledygook brought to you on behalf of __STDC__.
1320 * (I could just use #ifndef __STDC__, but this is more bulletproof
1321 * in the face of half-implementations.)
1324 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1325 #include <sys/mode.h>
1330 # define S_IFMT _S_IFMT
1332 # define S_IFMT 0170000
1337 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1341 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1346 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1348 # define S_ISBLK(m) (0)
1353 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1358 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1360 # define S_ISFIFO(m) (0)
1366 # define S_ISLNK(m) _S_ISLNK(m)
1369 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1372 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1374 # define S_ISLNK(m) (0)
1382 # define S_ISSOCK(m) _S_ISSOCK(m)
1385 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1388 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1390 # define S_ISSOCK(m) (0)
1398 # define S_IRUSR S_IREAD
1399 # define S_IWUSR S_IWRITE
1400 # define S_IXUSR S_IEXEC
1402 # define S_IRUSR 0400
1403 # define S_IWUSR 0200
1404 # define S_IXUSR 0100
1410 # define S_IRGRP (S_IRUSR>>3)
1411 # define S_IWGRP (S_IWUSR>>3)
1412 # define S_IXGRP (S_IXUSR>>3)
1414 # define S_IRGRP 0040
1415 # define S_IWGRP 0020
1416 # define S_IXGRP 0010
1422 # define S_IROTH (S_IRUSR>>6)
1423 # define S_IWOTH (S_IWUSR>>6)
1424 # define S_IXOTH (S_IXUSR>>6)
1426 # define S_IROTH 0040
1427 # define S_IWOTH 0020
1428 # define S_IXOTH 0010
1433 # define S_ISUID 04000
1437 # define S_ISGID 02000
1441 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1445 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1449 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1452 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1453 * which would get included through <sys/file.h >, but that is 3000
1454 * lines in the future. --jhi */
1456 #if !defined(S_IREAD) && !defined(__HAIKU__)
1457 # define S_IREAD S_IRUSR
1460 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1461 # define S_IWRITE S_IWUSR
1465 # define S_IEXEC S_IXUSR
1472 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1473 # define SLOPPYDIVIDE
1480 /* For the times when you want the return value of sprintf, and you want it
1481 to be the length. Can't have a thread variable passed in, because C89 has
1484 #ifdef SPRINTF_RETURNS_STRLEN
1485 # define my_sprintf sprintf
1487 # define my_sprintf Perl_my_sprintf
1491 * If we have v?snprintf() and the C99 variadic macros, we can just
1492 * use just the v?snprintf(). It is nice to try to trap the buffer
1493 * overflow, however, so if we are DEBUGGING, and we cannot use the
1494 * gcc statement expressions, then use the function wrappers which try
1495 * to trap the overflow. If we can use the gcc statement expressions,
1496 * we can try that even with the version that uses the C99 variadic
1500 /* Note that we do not check against snprintf()/vsnprintf() returning
1501 * negative values because that is non-standard behaviour and we use
1502 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1503 * that should be true only if the snprintf()/vsnprintf() are true
1504 * to the standard. */
1506 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1507 # ifdef PERL_USE_GCC_BRACE_GROUPS
1508 # 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__; })
1509 # define PERL_MY_SNPRINTF_GUARDED
1511 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1514 # define my_snprintf Perl_my_snprintf
1515 # define PERL_MY_SNPRINTF_GUARDED
1518 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1519 # ifdef PERL_USE_GCC_BRACE_GROUPS
1520 # 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__; })
1521 # define PERL_MY_VSNPRINTF_GUARDED
1523 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1526 # define my_vsnprintf Perl_my_vsnprintf
1527 # define PERL_MY_VSNPRINTF_GUARDED
1531 # define my_strlcat strlcat
1533 # define my_strlcat Perl_my_strlcat
1537 # define my_strlcpy strlcpy
1539 # define my_strlcpy Perl_my_strlcpy
1543 The IV type is supposed to be long enough to hold any integral
1545 --Andy Dougherty August 1996
1551 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1552 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1553 # define IV_MAX INT64_MAX
1554 # define IV_MIN INT64_MIN
1555 # define UV_MAX UINT64_MAX
1557 # define UINT64_MIN 0
1559 # define UV_MIN UINT64_MIN
1561 # define IV_MAX PERL_QUAD_MAX
1562 # define IV_MIN PERL_QUAD_MIN
1563 # define UV_MAX PERL_UQUAD_MAX
1564 # define UV_MIN PERL_UQUAD_MIN
1569 # if defined(INT32_MAX) && IVSIZE == 4
1570 # define IV_MAX INT32_MAX
1571 # define IV_MIN INT32_MIN
1572 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1573 # define UV_MAX UINT32_MAX
1575 # define UV_MAX 4294967295U
1578 # define UINT32_MIN 0
1580 # define UV_MIN UINT32_MIN
1582 # define IV_MAX PERL_LONG_MAX
1583 # define IV_MIN PERL_LONG_MIN
1584 # define UV_MAX PERL_ULONG_MAX
1585 # define UV_MIN PERL_ULONG_MIN
1601 # undef PERL_NEED_MY_HTOLE64
1602 # undef PERL_NEED_MY_LETOH64
1603 # undef PERL_NEED_MY_HTOBE64
1604 # undef PERL_NEED_MY_BETOH64
1607 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1608 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1610 #ifndef NO_PERL_PRESERVE_IVUV
1611 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1615 * The macros INT2PTR and NUM2PTR are (despite their names)
1616 * bi-directional: they will convert int/float to or from pointers.
1617 * However the conversion to int/float are named explicitly:
1618 * PTR2IV, PTR2UV, PTR2NV.
1620 * For int conversions we do not need two casts if pointers are
1621 * the same size as IV and UV. Otherwise we need an explicit
1622 * cast (PTRV) to avoid compiler warnings.
1624 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1626 # define INT2PTR(any,d) (any)(d)
1628 # if PTRSIZE == LONGSIZE
1629 # define PTRV unsigned long
1630 # define PTR2ul(p) (unsigned long)(p)
1632 # define PTRV unsigned
1637 # define INT2PTR(any,d) (any)(PTRV)(d)
1641 # define PTR2ul(p) INT2PTR(unsigned long,p)
1644 #define NUM2PTR(any,d) (any)(PTRV)(d)
1645 #define PTR2IV(p) INT2PTR(IV,p)
1646 #define PTR2UV(p) INT2PTR(UV,p)
1647 #define PTR2NV(p) NUM2PTR(NV,p)
1648 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1650 /* According to strict ANSI C89 one cannot freely cast between
1651 * data pointers and function (code) pointers. There are at least
1652 * two ways around this. One (used below) is to do two casts,
1653 * first the other pointer to an (unsigned) integer, and then
1654 * the integer to the other pointer. The other way would be
1655 * to use unions to "overlay" the pointers. For an example of
1656 * the latter technique, see union dirpu in struct xpvio in sv.h.
1657 * The only feasible use is probably temporarily storing
1658 * function pointers in a data pointer (such as a void pointer). */
1660 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1661 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1663 #ifdef USE_LONG_DOUBLE
1664 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1665 # define LONG_DOUBLE_EQUALS_DOUBLE
1667 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1668 # undef USE_LONG_DOUBLE /* Ouch! */
1673 /* Use an overridden DBL_DIG */
1677 # define DBL_DIG OVR_DBL_DIG
1679 /* The following is all to get DBL_DIG, in order to pick a nice
1680 default value for printing floating point numbers in Gconvert
1681 (see config.h). (It also has other uses, such as figuring out if
1682 a given precision of printing can be done with a double instead of
1683 a long double - Allen).
1692 #define DBL_DIG 15 /* A guess that works lots of places */
1697 /* Use an overridden LDBL_DIG */
1701 # define LDBL_DIG OVR_LDBL_DIG
1703 /* The following is all to get LDBL_DIG, in order to pick a nice
1704 default value for printing floating point numbers in Gconvert.
1708 # include <limits.h>
1713 # ifndef HAS_LDBL_DIG
1714 # if LONG_DOUBLESIZE == 10
1715 # define LDBL_DIG 18 /* assume IEEE */
1717 # if LONG_DOUBLESIZE == 12
1718 # define LDBL_DIG 18 /* gcc? */
1720 # if LONG_DOUBLESIZE == 16
1721 # define LDBL_DIG 33 /* assume IEEE */
1723 # if LONG_DOUBLESIZE == DOUBLESIZE
1724 # define LDBL_DIG DBL_DIG /* bummer */
1733 * This is for making sure we have a good DBL_MAX value, if possible,
1734 * either for usage as NV_MAX or for usage in figuring out if we can
1735 * fit a given long double into a double, if bug-fixing makes it
1736 * necessary to do so. - Allen <allens@cpan.org>
1740 # include <limits.h>
1744 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1745 # include <values.h>
1746 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1747 # define DBL_MAX MAXDOUBLE
1749 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1750 # define DBL_MIN MINDOUBLE
1753 #endif /* defined(I_VALUES) */
1758 # include <ieeefp.h>
1761 #ifdef USE_LONG_DOUBLE
1763 # include <sunmath.h>
1765 # define NV_DIG LDBL_DIG
1766 # ifdef LDBL_MANT_DIG
1767 # define NV_MANT_DIG LDBL_MANT_DIG
1770 # define NV_MIN LDBL_MIN
1773 # define NV_MAX LDBL_MAX
1775 # ifdef LDBL_MIN_10_EXP
1776 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1778 # ifdef LDBL_MAX_10_EXP
1779 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1781 # ifdef LDBL_EPSILON
1782 # define NV_EPSILON LDBL_EPSILON
1785 # define NV_MAX LDBL_MAX
1786 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1789 # define NV_MAX HUGE_VALL
1792 # define NV_MAX ((NV)HUGE_VAL)
1797 # define Perl_cos cosl
1798 # define Perl_sin sinl
1799 # define Perl_sqrt sqrtl
1800 # define Perl_exp expl
1801 # define Perl_log logl
1802 # define Perl_atan2 atan2l
1803 # define Perl_pow powl
1804 # define Perl_floor floorl
1805 # define Perl_ceil ceill
1806 # define Perl_fmod fmodl
1808 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1810 # define Perl_modf(x,y) modfl(x,y)
1811 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1812 prototype in <math.h> */
1813 # ifndef HAS_MODFL_PROTO
1814 EXTERN_C long double modfl(long double, long double *);
1817 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1818 extern long double Perl_my_modfl(long double x, long double *ip);
1819 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1823 # define Perl_frexp(x,y) frexpl(x,y)
1825 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1826 extern long double Perl_my_frexpl(long double x, int *e);
1827 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1832 # define Perl_isnan(x) isnanl(x)
1837 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1841 # define NV_DIG DBL_DIG
1842 # ifdef DBL_MANT_DIG
1843 # define NV_MANT_DIG DBL_MANT_DIG
1846 # define NV_MIN DBL_MIN
1849 # define NV_MAX DBL_MAX
1851 # ifdef DBL_MIN_10_EXP
1852 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1854 # ifdef DBL_MAX_10_EXP
1855 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1858 # define NV_EPSILON DBL_EPSILON
1860 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1861 # define NV_MAX DBL_MAX
1862 # define NV_MIN DBL_MIN
1865 # define NV_MAX HUGE_VAL
1868 # define Perl_cos cos
1869 # define Perl_sin sin
1870 # define Perl_sqrt sqrt
1871 # define Perl_exp exp
1872 # define Perl_log log
1873 # define Perl_atan2 atan2
1874 # define Perl_pow pow
1875 # define Perl_floor floor
1876 # define Perl_ceil ceil
1877 # define Perl_fmod fmod
1878 # define Perl_modf(x,y) modf(x,y)
1879 # define Perl_frexp(x,y) frexp(x,y)
1882 /* rumor has it that Win32 has _fpclass() */
1884 /* SGI has fpclassl... but not with the same result values,
1885 * and it's via a typedef (not via #define), so will need to redo Configure
1886 * to use. Not worth the trouble, IMO, at least until the below is used
1887 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1888 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1889 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1891 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1893 # include <ieeefp.h>
1898 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1899 # define Perl_fp_class() fpclassl(x)
1901 # define Perl_fp_class() fpclass(x)
1903 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1904 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1905 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1906 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1907 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1908 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1909 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1910 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1911 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1912 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1913 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1914 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1915 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1916 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1917 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1920 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1922 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1923 # include <fp_class.h>
1925 # define Perl_fp_class(x) fp_class(x)
1926 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1927 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1928 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1929 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1930 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1931 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1932 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1933 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1934 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1935 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1936 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1937 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1938 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1939 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1940 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1943 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1945 # define Perl_fp_class(x) fpclassify(x)
1946 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1947 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1948 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1949 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1950 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1953 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1956 # define Perl_fp_class(x) class(x)
1958 # define Perl_fp_class(x) _class(x)
1960 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1961 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1962 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1963 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1964 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1965 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1966 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1967 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1968 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1969 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1970 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1971 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1972 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1973 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1974 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1977 /* rumor has it that Win32 has _isnan() */
1981 # define Perl_isnan(x) isnan((NV)x)
1983 # ifdef Perl_fp_class_nan
1984 # define Perl_isnan(x) Perl_fp_class_nan(x)
1986 # ifdef HAS_UNORDERED
1987 # define Perl_isnan(x) unordered((x), 0.0)
1989 # define Perl_isnan(x) ((x)!=(x))
1996 int isnan(double d);
2001 # define Perl_isinf(x) isinf((NV)x)
2003 # ifdef Perl_fp_class_inf
2004 # define Perl_isinf(x) Perl_fp_class_inf(x)
2006 # define Perl_isinf(x) ((x)==NV_INF)
2011 #ifndef Perl_isfinite
2013 # define Perl_isfinite(x) finite((NV)x)
2015 # ifdef HAS_ISFINITE
2016 # define Perl_isfinite(x) isfinite(x)
2018 # ifdef Perl_fp_class_finite
2019 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2021 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2027 /* The default is to use Perl's own atof() implementation (in numeric.c).
2028 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2029 * it is however best to use the native implementation of atof.
2030 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2031 * Some good tests to try out with either setting are t/base/num.t,
2032 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2033 * you may need to be using a different function than atof! */
2035 #ifndef USE_PERL_ATOF
2037 # define USE_PERL_ATOF
2040 # if USE_PERL_ATOF == 0
2041 # undef USE_PERL_ATOF
2045 #ifdef USE_PERL_ATOF
2046 # define Perl_atof(s) Perl_my_atof(s)
2047 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2049 # define Perl_atof(s) (NV)atof(s)
2050 # define Perl_atof2(s, n) ((n) = atof(s))
2053 /* Previously these definitions used hardcoded figures.
2054 * It is hoped these formula are more portable, although
2055 * no data one way or another is presently known to me.
2056 * The "PERL_" names are used because these calculated constants
2057 * do not meet the ANSI requirements for LONG_MAX, etc., which
2058 * need to be constants acceptable to #if - kja
2059 * define PERL_LONG_MAX 2147483647L
2060 * define PERL_LONG_MIN (-LONG_MAX - 1)
2061 * define PERL ULONG_MAX 4294967295L
2064 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2065 # include <limits.h>
2067 /* Included values.h above if necessary; still including limits.h down here,
2068 * despite doing above, because math.h might have overridden... XXX - Allen */
2071 * Try to figure out max and min values for the integral types. THE CORRECT
2072 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2073 * following hacks are used if neither limits.h or values.h provide them:
2074 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2075 * for types < int: (unsigned TYPE)~(unsigned)0
2076 * The argument to ~ must be unsigned so that later signed->unsigned
2077 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2078 * and it must not be smaller than int because ~ does integral promotion.
2079 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2080 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2081 * The latter is a hack which happens to work on some machines but
2082 * does *not* catch any random system, or things like integer types
2083 * with NaN if that is possible.
2085 * All of the types are explicitly cast to prevent accidental loss of
2086 * numeric range, and in the hope that they will be less likely to confuse
2087 * over-eager optimizers.
2091 #define PERL_UCHAR_MIN ((unsigned char)0)
2094 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2097 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2099 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2104 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2105 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2106 * depending on local options. Until Configure detects this (or at least
2107 * detects whether the "signed" keyword is available) the CHAR ranges
2108 * will not be included. UCHAR functions normally.
2112 #define PERL_USHORT_MIN ((unsigned short)0)
2115 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2118 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2121 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2123 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2129 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2131 # ifdef MAXSHORT /* Often used in <values.h> */
2132 # define PERL_SHORT_MAX ((short)MAXSHORT)
2135 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2137 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2143 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2146 # define PERL_SHORT_MIN ((short)MINSHORT)
2149 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2151 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2157 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2160 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2162 # define PERL_UINT_MAX (~(unsigned int)0)
2166 #define PERL_UINT_MIN ((unsigned int)0)
2169 # define PERL_INT_MAX ((int)INT_MAX)
2171 # ifdef MAXINT /* Often used in <values.h> */
2172 # define PERL_INT_MAX ((int)MAXINT)
2174 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2179 # define PERL_INT_MIN ((int)INT_MIN)
2182 # define PERL_INT_MIN ((int)MININT)
2184 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2189 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2192 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2194 # define PERL_ULONG_MAX (~(unsigned long)0)
2198 #define PERL_ULONG_MIN ((unsigned long)0L)
2201 # define PERL_LONG_MAX ((long)LONG_MAX)
2203 # ifdef MAXLONG /* Often used in <values.h> */
2204 # define PERL_LONG_MAX ((long)MAXLONG)
2206 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2211 # define PERL_LONG_MIN ((long)LONG_MIN)
2214 # define PERL_LONG_MIN ((long)MINLONG)
2216 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2222 # define PERL_UQUAD_MAX (~(UV)0)
2223 # define PERL_UQUAD_MIN ((UV)0)
2224 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2225 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2229 struct RExC_state_t;
2230 struct _reg_trie_data;
2232 typedef MEM_SIZE STRLEN;
2235 typedef struct token TOKEN;
2236 typedef struct madprop MADPROP;
2237 typedef struct nexttoken NEXTTOKE;
2239 typedef struct op OP;
2240 typedef struct cop COP;
2241 typedef struct unop UNOP;
2242 typedef struct binop BINOP;
2243 typedef struct listop LISTOP;
2244 typedef struct logop LOGOP;
2245 typedef struct pmop PMOP;
2246 typedef struct svop SVOP;
2247 typedef struct padop PADOP;
2248 typedef struct pvop PVOP;
2249 typedef struct loop LOOP;
2252 typedef struct opslab OPSLAB;
2253 typedef struct opslot OPSLOT;
2256 typedef struct block_hooks BHK;
2257 typedef struct custom_op XOP;
2259 typedef struct interpreter PerlInterpreter;
2261 /* SGI's <sys/sema.h> has struct sv */
2263 # define STRUCT_SV perl_sv
2265 # define STRUCT_SV sv
2267 typedef struct STRUCT_SV SV;
2268 typedef struct av AV;
2269 typedef struct hv HV;
2270 typedef struct cv CV;
2271 typedef struct p5rx REGEXP;
2272 typedef struct gp GP;
2273 typedef struct gv GV;
2274 typedef struct io IO;
2275 typedef struct context PERL_CONTEXT;
2276 typedef struct block BLOCK;
2278 typedef struct magic MAGIC;
2279 typedef struct xpv XPV;
2280 typedef struct xpviv XPVIV;
2281 typedef struct xpvuv XPVUV;
2282 typedef struct xpvnv XPVNV;
2283 typedef struct xpvmg XPVMG;
2284 typedef struct xpvlv XPVLV;
2285 typedef struct xpvav XPVAV;
2286 typedef struct xpvhv XPVHV;
2287 typedef struct xpvgv XPVGV;
2288 typedef struct xpvcv XPVCV;
2289 typedef struct xpvbm XPVBM;
2290 typedef struct xpvfm XPVFM;
2291 typedef struct xpvio XPVIO;
2292 typedef struct mgvtbl MGVTBL;
2293 typedef union any ANY;
2294 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2295 typedef struct ptr_tbl PTR_TBL_t;
2296 typedef struct clone_params CLONE_PARAMS;
2298 /* a pad or name pad is currently just an AV; but that might change,
2299 * so hide the type. */
2300 typedef struct padlist PADLIST;
2302 typedef AV PADNAMELIST;
2305 /* XXX for 5.18, disable the COW by default
2306 * #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2307 * # define PERL_NEW_COPY_ON_WRITE
2311 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2312 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2313 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2315 # define PERL_ANY_COW
2318 # define PERL_SAWAMPERSAND
2323 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2324 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2325 # define USE_64_BIT_RAWIO /* implicit */
2329 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2330 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2331 * however, because operating systems like to do that themself. */
2334 # define FSEEKSIZE LSEEKSIZE
2336 # define FSEEKSIZE LONGSIZE
2340 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2341 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2342 # define USE_64_BIT_STDIO /* implicit */
2346 #ifdef USE_64_BIT_RAWIO
2349 # define Off_t off64_t
2351 # define LSEEKSIZE 8
2353 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2354 * will trigger defines like the ones below. Some 64-bit environments,
2355 * however, do not. Therefore we have to explicitly mix and match. */
2356 # if defined(USE_OPEN64)
2357 # define open open64
2359 # if defined(USE_LSEEK64)
2360 # define lseek lseek64
2362 # if defined(USE_LLSEEK)
2363 # define lseek llseek
2366 # if defined(USE_STAT64)
2367 # define stat stat64
2369 # if defined(USE_FSTAT64)
2370 # define fstat fstat64
2372 # if defined(USE_LSTAT64)
2373 # define lstat lstat64
2375 # if defined(USE_FLOCK64)
2376 # define flock flock64
2378 # if defined(USE_LOCKF64)
2379 # define lockf lockf64
2381 # if defined(USE_FCNTL64)
2382 # define fcntl fcntl64
2384 # if defined(USE_TRUNCATE64)
2385 # define truncate truncate64
2387 # if defined(USE_FTRUNCATE64)
2388 # define ftruncate ftruncate64
2392 #ifdef USE_64_BIT_STDIO
2393 # ifdef HAS_FPOS64_T
2395 # define Fpos_t fpos64_t
2397 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2398 * will trigger defines like the ones below. Some 64-bit environments,
2399 * however, do not. */
2400 # if defined(USE_FOPEN64)
2401 # define fopen fopen64
2403 # if defined(USE_FSEEK64)
2404 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2406 # if defined(USE_FTELL64)
2407 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2409 # if defined(USE_FSETPOS64)
2410 # define fsetpos fsetpos64
2412 # if defined(USE_FGETPOS64)
2413 # define fgetpos fgetpos64
2415 # if defined(USE_TMPFILE64)
2416 # define tmpfile tmpfile64
2418 # if defined(USE_FREOPEN64)
2419 # define freopen freopen64
2424 # include "iperlsys.h"
2429 # include "os2ish.h"
2431 # include "dosish.h"
2433 # define ISHISH "dos"
2437 # include "vmsish.h"
2438 # define ISHISH "vms"
2442 # include "./plan9/plan9ish.h"
2443 # define ISHISH "plan9"
2446 #if defined(__VOS__)
2448 # include "./vos/vosish.h"
2450 # include "vos/vosish.h"
2452 # define ISHISH "vos"
2455 #ifdef __SYMBIAN32__
2456 # include "symbian/symbianish.h"
2457 # define ISHISH "symbian"
2461 #if defined(__HAIKU__)
2462 # include "haiku/haikuish.h"
2463 # define ISHISH "haiku"
2467 # include "unixish.h"
2468 # define ISHISH "unix"
2471 /* NSIG logic from Configure --> */
2472 /* Strange style to avoid deeply-nested #if/#else/#endif */
2475 # define NSIG (_NSIG)
2481 # define NSIG (SIGMAX+1)
2487 # define NSIG (SIG_MAX+1)
2493 # define NSIG (_SIG_MAX+1)
2499 # define NSIG (MAXSIG+1)
2505 # define NSIG (MAX_SIG+1)
2510 # ifdef SIGARRAYSIZE
2511 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2517 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2521 /* Default to some arbitrary number that's big enough to get most
2522 of the common signals.
2527 /* <-- NSIG logic from Configure */
2529 #ifndef NO_ENVIRON_ARRAY
2530 # define USE_ENVIRON_ARRAY
2534 * initialise to avoid floating-point exceptions from overflow, etc
2536 #ifndef PERL_FPU_INIT
2537 # ifdef HAS_FPSETMASK
2538 # if HAS_FLOATINGPOINT_H
2539 # include <floatingpoint.h>
2541 /* Some operating systems have this as a macro, which in turn expands to a comma
2542 expression, and the last sub-expression is something that gets calculated,
2543 and then they have the gall to warn that a value computed is not used. Hence
2545 # define PERL_FPU_INIT (void)fpsetmask(0)
2547 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2548 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2549 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2550 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2552 # define PERL_FPU_INIT
2557 #ifndef PERL_FPU_PRE_EXEC
2558 # define PERL_FPU_PRE_EXEC {
2559 # define PERL_FPU_POST_EXEC }
2562 #ifndef PERL_SYS_INIT3_BODY
2563 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2567 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2568 Provides system-specific tune up of the C runtime environment necessary to
2569 run Perl interpreters. This should be called only once, before creating
2570 any Perl interpreters.
2572 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2573 Provides system-specific tune up of the C runtime environment necessary to
2574 run Perl interpreters. This should be called only once, before creating
2575 any Perl interpreters.
2577 =for apidoc Am|void|PERL_SYS_TERM|
2578 Provides system-specific clean up of the C runtime environment after
2579 running Perl interpreters. This should be called only once, after
2580 freeing any remaining Perl interpreters.
2585 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2586 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2587 #define PERL_SYS_TERM() Perl_sys_term()
2589 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2590 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2595 # ifdef _POSIX_PATH_MAX
2596 # if PATH_MAX > _POSIX_PATH_MAX
2597 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2598 * included the null byte or not. Later amendments of POSIX,
2599 * XPG4, the Austin Group, and the Single UNIX Specification
2600 * all explicitly include the null byte in the PATH_MAX.
2601 * Ditto for _POSIX_PATH_MAX. */
2602 # define MAXPATHLEN PATH_MAX
2604 # define MAXPATHLEN _POSIX_PATH_MAX
2607 # define MAXPATHLEN (PATH_MAX+1)
2610 # define MAXPATHLEN 1024 /* Err on the large side. */
2614 /* In case Configure was not used (we are using a "canned config"
2615 * such as Win32, or a cross-compilation setup, for example) try going
2616 * by the gcc major and minor versions. One useful URL is
2617 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2618 * but contrary to this information warn_unused_result seems
2619 * not to be in gcc 3.3.5, at least. --jhi
2620 * Also, when building extensions with an installed perl, this allows
2621 * the user to upgrade gcc and get the right attributes, rather than
2622 * relying on the list generated at Configure time. --AD
2623 * Set these up now otherwise we get confused when some of the <*thread.h>
2624 * includes below indirectly pull in <perlio.h> (which needs to know if we
2625 * have HASATTRIBUTE_FORMAT).
2629 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2630 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2631 # define HASATTRIBUTE_DEPRECATED
2633 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2634 # define HASATTRIBUTE_FORMAT
2635 # if defined __MINGW32__
2636 # define PRINTF_FORMAT_NULL_OK
2639 # if __GNUC__ >= 3 /* 3.0 -> */
2640 # define HASATTRIBUTE_MALLOC
2642 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2643 # define HASATTRIBUTE_NONNULL
2645 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2646 # define HASATTRIBUTE_NORETURN
2648 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2649 # define HASATTRIBUTE_PURE
2651 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2652 # define HASATTRIBUTE_UNUSED
2654 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2655 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2657 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2658 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2661 #endif /* #ifndef PERL_MICRO */
2663 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2664 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2665 * this results in many functions being undeclared which bothers C++
2666 * May make sense to have threads after "*ish.h" anyway
2669 #if defined(USE_ITHREADS)
2671 # include <nw5thread.h>
2674 # include <win32thread.h>
2677 # include "os2thread.h"
2679 # ifdef I_MACH_CTHREADS
2680 # include <mach/cthreads.h>
2681 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2682 # define MUTEX_INIT_CALLS_MALLOC
2684 typedef cthread_t perl_os_thread;
2685 typedef mutex_t perl_mutex;
2686 typedef condition_t perl_cond;
2687 typedef void * perl_key;
2688 # else /* Posix threads */
2690 # include <pthread.h>
2692 typedef pthread_t perl_os_thread;
2693 typedef pthread_mutex_t perl_mutex;
2694 typedef pthread_cond_t perl_cond;
2695 typedef pthread_key_t perl_key;
2696 # endif /* I_MACH_CTHREADS */
2699 # endif /* NETWARE */
2700 #endif /* USE_ITHREADS */
2707 # include "netware.h"
2710 #define STATUS_UNIX PL_statusvalue
2712 # define STATUS_NATIVE PL_statusvalue_vms
2714 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2715 * its contents can not be trusted. Unfortunately, Perl seems to check
2716 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2719 # include <stsdef.h>
2721 /* Presume this because if VMS changes it, it will require a new
2722 * set of APIs for waiting on children for binary compatibility.
2724 # define child_offset_bits (8)
2725 # ifndef C_FAC_POSIX
2726 # define C_FAC_POSIX 0x35A000
2729 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2730 * platform from the existing UNIX or Native status values.
2733 # define STATUS_EXIT \
2734 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2735 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2738 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2739 * exit code and shifts the UNIX value over the correct number of bits to
2740 * be a child status. Usually the number of bits is 8, but that could be
2741 * platform dependent. The NATIVE status code is presumed to have either
2742 * from a child process.
2745 /* This is complicated. The child processes return a true native VMS
2746 status which must be saved. But there is an assumption in Perl that
2747 the UNIX child status has some relationship to errno values, so
2748 Perl tries to translate it to text in some of the tests.
2749 In order to get the string translation correct, for the error, errno
2750 must be EVMSERR, but that generates a different text message
2751 than what the test programs are expecting. So an errno value must
2752 be derived from the native status value when an error occurs.
2753 That will hide the true native status message. With this version of
2754 perl, the true native child status can always be retrieved so that
2755 is not a problem. But in this case, Pl_statusvalue and errno may
2756 have different values in them.
2759 # define STATUS_NATIVE_CHILD_SET(n) \
2761 I32 evalue = (I32)n; \
2762 if (evalue == EVMSERR) { \
2763 PL_statusvalue_vms = vaxc$errno; \
2764 PL_statusvalue = evalue; \
2766 PL_statusvalue_vms = evalue; \
2767 if (evalue == -1) { \
2768 PL_statusvalue = -1; \
2769 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2771 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2772 set_vaxc_errno(evalue); \
2773 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2774 set_errno(EVMSERR); \
2775 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2776 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2780 # ifdef VMSISH_STATUS
2781 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2783 # define STATUS_CURRENT STATUS_UNIX
2786 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2787 * the NATIVE status to an equivalent value. Can not be used to translate
2788 * exit code values as exit code values are not guaranteed to have any
2789 * relationship at all to errno values.
2790 * This is used when Perl is forcing errno to have a specific value.
2792 # define STATUS_UNIX_SET(n) \
2794 I32 evalue = (I32)n; \
2795 PL_statusvalue = evalue; \
2796 if (PL_statusvalue != -1) { \
2797 if (PL_statusvalue != EVMSERR) { \
2798 PL_statusvalue &= 0xFFFF; \
2799 if (MY_POSIX_EXIT) \
2800 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2801 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2804 PL_statusvalue_vms = vaxc$errno; \
2807 else PL_statusvalue_vms = SS$_ABORT; \
2808 set_vaxc_errno(PL_statusvalue_vms); \
2811 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2812 * the NATIVE error status based on it.
2814 * When in the default mode to comply with the Perl VMS documentation,
2815 * 0 is a success and any other code sets the NATIVE status to a failure
2816 * code of SS$_ABORT.
2818 * In the new POSIX EXIT mode, native status will be set so that the
2819 * actual exit code will can be retrieved by the calling program or
2822 * If the exit code is not clearly a UNIX parent or child exit status,
2823 * it will be passed through as a VMS status.
2826 # define STATUS_UNIX_EXIT_SET(n) \
2828 I32 evalue = (I32)n; \
2829 PL_statusvalue = evalue; \
2830 if (MY_POSIX_EXIT) { \
2831 if (evalue <= 0xFF00) { \
2832 if (evalue > 0xFF) \
2833 evalue = (evalue >> child_offset_bits) & 0xFF; \
2834 PL_statusvalue_vms = \
2835 (C_FAC_POSIX | (evalue << 3 ) | \
2836 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2837 } else /* forgive them Perl, for they have sinned */ \
2838 PL_statusvalue_vms = evalue; \
2841 PL_statusvalue_vms = SS$_NORMAL; \
2842 else if (evalue <= 0xFF00) \
2843 PL_statusvalue_vms = SS$_ABORT; \
2844 else { /* forgive them Perl, for they have sinned */ \
2845 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2846 else PL_statusvalue_vms = vaxc$errno; \
2847 /* And obviously used a VMS status value instead of UNIX */ \
2848 PL_statusvalue = EVMSERR; \
2850 set_vaxc_errno(PL_statusvalue_vms); \
2855 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2856 * and sets the NATIVE error status based on it. This special case
2857 * is needed to maintain compatibility with past VMS behavior.
2859 * In the default mode on VMS, this number is passed through as
2860 * both the NATIVE and UNIX status. Which makes it different
2861 * that the STATUS_UNIX_EXIT_SET.
2863 * In the new POSIX EXIT mode, native status will be set so that the
2864 * actual exit code will can be retrieved by the calling program or
2867 * A POSIX exit code is from 0 to 255. If the exit code is higher
2868 * than this, it needs to be assumed that it is a VMS exit code and
2872 # define STATUS_EXIT_SET(n) \
2874 I32 evalue = (I32)n; \
2875 PL_statusvalue = evalue; \
2876 if (MY_POSIX_EXIT) \
2877 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2878 PL_statusvalue_vms = \
2879 (C_FAC_POSIX | (evalue << 3 ) | \
2880 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2882 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2883 set_vaxc_errno(PL_statusvalue_vms); \
2887 /* This macro forces a success status */
2888 # define STATUS_ALL_SUCCESS \
2889 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2891 /* This macro forces a failure status */
2892 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2893 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2894 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2897 # define STATUS_NATIVE PL_statusvalue_posix
2898 # if defined(WCOREDUMP)
2899 # define STATUS_NATIVE_CHILD_SET(n) \
2901 PL_statusvalue_posix = (n); \
2902 if (PL_statusvalue_posix == -1) \
2903 PL_statusvalue = -1; \
2906 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2907 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2908 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2911 # elif defined(WIFEXITED)
2912 # define STATUS_NATIVE_CHILD_SET(n) \
2914 PL_statusvalue_posix = (n); \
2915 if (PL_statusvalue_posix == -1) \
2916 PL_statusvalue = -1; \
2919 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2920 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2924 # define STATUS_NATIVE_CHILD_SET(n) \
2926 PL_statusvalue_posix = (n); \
2927 if (PL_statusvalue_posix == -1) \
2928 PL_statusvalue = -1; \
2931 PL_statusvalue_posix & 0xFFFF; \
2935 # define STATUS_UNIX_SET(n) \
2937 PL_statusvalue = (n); \
2938 if (PL_statusvalue != -1) \
2939 PL_statusvalue &= 0xFFFF; \
2941 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2942 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2943 # define STATUS_CURRENT STATUS_UNIX
2944 # define STATUS_EXIT STATUS_UNIX
2945 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2946 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2949 /* flags in PL_exit_flags for nature of exit() */
2950 #define PERL_EXIT_EXPECTED 0x01
2951 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2954 /* format to use for version numbers in file/directory names */
2955 /* XXX move to Configure? */
2956 /* This was only ever used for the current version, and that can be done at
2957 compile time, as PERL_FS_VERSION, so should we just delete it? */
2958 # ifndef PERL_FS_VER_FMT
2959 # define PERL_FS_VER_FMT "%d.%d.%d"
2963 #ifndef PERL_FS_VERSION
2964 # define PERL_FS_VERSION PERL_VERSION_STRING
2967 /* This defines a way to flush all output buffers. This may be a
2968 * performance issue, so we allow people to disable it. Also, if
2969 * we are using stdio, there are broken implementations of fflush(NULL)
2970 * out there, Solaris being the most prominent.
2972 #ifndef PERL_FLUSHALL_FOR_CHILD
2973 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2974 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2977 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2979 # define PERL_FLUSHALL_FOR_CHILD NOOP
2984 #ifndef PERL_WAIT_FOR_CHILDREN
2985 # define PERL_WAIT_FOR_CHILDREN NOOP
2988 /* the traditional thread-unsafe notion of "current interpreter". */
2989 #ifndef PERL_SET_INTERP
2990 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2993 #ifndef PERL_GET_INTERP
2994 # define PERL_GET_INTERP (PL_curinterp)
2997 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2998 # ifdef MULTIPLICITY
2999 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3001 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3005 This replaces the previous %_ "hack" by the "%p" hacks.
3006 All that is required is that the perl source does not
3007 use "%-p" or "%-<number>p" or "%<number>p" formats.
3008 These formats will still work in perl code.
3009 See comments in sv.c for further details.
3011 Robin Barker 2005-07-14
3013 No longer use %1p for VDf = %vd. RMB 2007-10-19
3017 # define SVf_(n) "-" STRINGIFY(n) "p"
3025 # define SVf32 SVf_(32)
3029 # define SVf256 SVf_(256)
3032 #define SVfARG(p) ((void*)(p))
3038 /* Not ideal, but we cannot easily include a number in an already-numeric
3039 * format sequence. */
3041 # define HEKf256 "3p"
3044 #define HEKfARG(p) ((void*)(p))
3047 /* not used; but needed for backward compatibility with XS code? - RMB */
3056 /* not used; but needed for backward compatibility with XS code? - RMB */
3064 #ifdef HASATTRIBUTE_DEPRECATED
3065 # define __attribute__deprecated__ __attribute__((deprecated))
3067 #ifdef HASATTRIBUTE_FORMAT
3068 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3070 #ifdef HASATTRIBUTE_MALLOC
3071 # define __attribute__malloc__ __attribute__((__malloc__))
3073 #ifdef HASATTRIBUTE_NONNULL
3074 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3076 #ifdef HASATTRIBUTE_NORETURN
3077 # define __attribute__noreturn__ __attribute__((noreturn))
3079 #ifdef HASATTRIBUTE_PURE
3080 # define __attribute__pure__ __attribute__((pure))
3082 #ifdef HASATTRIBUTE_UNUSED
3083 # define __attribute__unused__ __attribute__((unused))
3085 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3086 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3089 /* If we haven't defined the attributes yet, define them to blank. */
3090 #ifndef __attribute__deprecated__
3091 # define __attribute__deprecated__
3093 #ifndef __attribute__format__
3094 # define __attribute__format__(x,y,z)
3096 #ifndef __attribute__malloc__
3097 # define __attribute__malloc__
3099 #ifndef __attribute__nonnull__
3100 # define __attribute__nonnull__(a)
3102 #ifndef __attribute__noreturn__
3103 # define __attribute__noreturn__
3105 #ifndef __attribute__pure__
3106 # define __attribute__pure__
3108 #ifndef __attribute__unused__
3109 # define __attribute__unused__
3111 #ifndef __attribute__warn_unused_result__
3112 # define __attribute__warn_unused_result__
3115 /* For functions that are marked as __attribute__noreturn__, it's not
3116 appropriate to call return. In either case, include the lint directive.
3118 #ifdef HASATTRIBUTE_NORETURN
3119 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3121 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3124 /* Some OS warn on NULL format to printf */
3125 #ifdef PRINTF_FORMAT_NULL_OK
3126 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3128 # define __attribute__format__null_ok__(x,y,z)
3131 #ifdef HAS_BUILTIN_EXPECT
3132 # define EXPECT(expr,val) __builtin_expect(expr,val)
3134 # define EXPECT(expr,val) (expr)
3136 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3137 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3138 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3142 /* Some unistd.h's give a prototype for pause() even though
3143 HAS_PAUSE ends up undefined. This causes the #define
3144 below to be rejected by the compiler. Sigh.
3149 #define Pause() sleep((32767<<16)+32767)
3153 # ifdef IOCPARM_MASK
3154 /* on BSDish systems we're safe */
3155 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3157 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3158 /* on Linux systems we're safe; except when we're not [perl #38223] */
3159 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3161 /* otherwise guess at what's safe */
3162 # define IOCPARM_LEN(x) 256
3167 #if defined(__CYGWIN__)
3169 * This symbol, if defined, indicates that the program should
3170 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3171 * that a file is in "binary" mode -- that is, that no translation
3172 * of bytes occurs on read or write operations.
3174 # define USEMYBINMODE /**/
3175 # include <io.h> /* for setmode() prototype */
3176 # define my_binmode(fp, iotype, mode) \
3177 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3181 void init_os_extras(void);
3184 #ifdef UNION_ANY_DEFINITION
3185 UNION_ANY_DEFINITION;
3194 void (*any_dptr) (void*);
3195 void (*any_dxptr) (pTHX_ void*);
3199 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3201 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3202 #define FILTER_DATA(idx) \
3203 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3204 #define FILTER_ISREADER(idx) \
3205 (PL_parser && PL_parser->rsfp_filters \
3206 && idx >= AvFILLp(PL_parser->rsfp_filters))
3207 #define PERL_FILTER_EXISTS(i) \
3208 (PL_parser && PL_parser->rsfp_filters \
3209 && (i) <= av_len(PL_parser->rsfp_filters))
3211 #if defined(_AIX) && !defined(_AIX43)
3212 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3213 /* We cannot include <crypt.h> to get the struct crypt_data
3214 * because of setkey prototype problems when threading */
3215 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3216 /* From OSF, Not needed in AIX
3224 #endif /* threading */
3228 # include "iperlsys.h"
3231 #ifdef __LIBCATAMOUNT__
3232 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3234 #define FAKE_BIT_BUCKET
3237 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3238 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3239 * defined by Configure, despite their names being similar to the
3240 * other defines like USE_ITHREADS. Configure in fact knows nothing
3241 * about the randomised hashes. Therefore to enable/disable the hash
3242 * randomisation defines use the Configure -Accflags=... instead. */
3243 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3244 # define USE_HASH_SEED
3247 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3248 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3249 * it's not really needed.
3252 # define YYTOKENTYPE
3258 YYSTYPE next_val; /* value of next token, if any */
3259 I32 next_type; /* type of next token */
3260 MADPROP *next_mad; /* everything else about that token */
3264 /* macros to define bit-fields in structs. */
3265 #ifndef PERL_BITFIELD8
3266 # define PERL_BITFIELD8 unsigned
3268 #ifndef PERL_BITFIELD16
3269 # define PERL_BITFIELD16 unsigned
3271 #ifndef PERL_BITFIELD32
3272 # define PERL_BITFIELD32 unsigned
3282 #include "opnames.h"
3289 #include "warnings.h"
3292 /* these would be in doio.h if there was such a file */
3293 #define my_stat() my_stat_flags(SV_GMAGIC)
3294 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3296 /* defined in sv.c, but also used in [ach]v.c */
3299 #undef _XPVCV_COMMON
3301 typedef struct _sublex_info SUBLEXINFO;
3302 struct _sublex_info {
3303 U8 super_state; /* lexer state to save */
3304 U16 sub_inwhat; /* "lex_inwhat" to use */
3305 OP *sub_op; /* "lex_op" to use */
3306 SV *repl; /* replacement of s/// or y/// */
3311 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3313 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3314 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3316 struct ptr_tbl_ent {
3317 struct ptr_tbl_ent* next;
3323 struct ptr_tbl_ent** tbl_ary;
3326 struct ptr_tbl_arena *tbl_arena;
3327 struct ptr_tbl_ent *tbl_arena_next;
3328 struct ptr_tbl_ent *tbl_arena_end;
3331 #if defined(htonl) && !defined(HAS_HTONL)
3334 #if defined(htons) && !defined(HAS_HTONS)
3337 #if defined(ntohl) && !defined(HAS_NTOHL)
3340 #if defined(ntohs) && !defined(HAS_NTOHS)
3348 # if (BYTEORDER & 0xffff) == 0x4321
3349 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3350 re-order their values. However, to behave identically to the alternative
3351 implementations, they should truncate to the correct size. */
3352 # define ntohl(x) ((x)&0xFFFFFFFF)
3353 # define htonl(x) ntohl(x)
3354 # define ntohs(x) ((x)&0xFFFF)
3355 # define htons(x) ntohs(x)
3356 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3358 /* Note that we can't straight out declare our own htonl and htons because
3359 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3360 to avoid the overhead of initialising the socket subsystem, but the headers
3361 that *declare* the various functions are still seen. If we declare our own
3362 htonl etc they will clash with the declarations in the Win32 headers. */
3364 PERL_STATIC_INLINE U32
3365 my_swap32(const U32 x) {
3366 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3367 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3370 PERL_STATIC_INLINE U16
3371 my_swap16(const U16 x) {
3372 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3375 # define htonl(x) my_swap32(x)
3376 # define ntohl(x) my_swap32(x)
3377 # define ntohs(x) my_swap16(x)
3378 # define htons(x) my_swap16(x)
3380 # error "Unsupported byteorder"
3381 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3382 the error message. Please check the value of the macro BYTEORDER, as defined
3383 in config.h. The values of BYTEORDER we expect are
3385 big endian little endian
3386 32 bit 0x4321 0x1234
3387 64 bit 0x87654321 0x12345678
3389 If you have a system with a different byte order, please see
3390 pod/perlhack.pod for how to submit a patch to add supporting code.
3396 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3399 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3400 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3401 re-order their values. However, to behave identically to the alternative
3402 implementations, they should truncate to the correct size. */
3403 # define vtohl(x) ((x)&0xFFFFFFFF)
3404 # define vtohs(x) ((x)&0xFFFF)
3405 # define htovl(x) vtohl(x)
3406 # define htovs(x) vtohs(x)
3407 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3408 # define vtohl(x) ((((x)&0xFF)<<24) \
3410 +(((x)&0x0000FF00)<<8) \
3411 +(((x)&0x00FF0000)>>8) )
3412 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3413 # define htovl(x) vtohl(x)
3414 # define htovs(x) vtohs(x)
3416 # error "Unsupported byteorder"
3417 /* If you have need for current perl on PDP-11 or similar, and can help test
3418 that blead keeps working on a mixed-endian system, then see
3419 pod/perlhack.pod for how to submit patches to things working again. */
3422 /* *MAX Plus 1. A floating point value.
3423 Hopefully expressed in a way that dodgy floating point can't mess up.
3424 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3426 May find that some broken compiler will want the value cast to I32.
3427 [after the shift, as signed >> may not be as secure as unsigned >>]
3429 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3430 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3431 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3432 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3433 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3435 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3437 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3438 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3439 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3441 /* This may look like unnecessary jumping through hoops, but converting
3442 out of range floating point values to integers *is* undefined behaviour,
3443 and it is starting to bite.
3446 #define I_32(what) (cast_i32((NV)(what)))
3447 #define U_32(what) (cast_ulong((NV)(what)))
3448 #define I_V(what) (cast_iv((NV)(what)))
3449 #define U_V(what) (cast_uv((NV)(what)))
3451 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3452 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3453 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3454 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3455 : ((n) < U32_MAX_P1 ? (U32) (n) \
3456 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3457 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3458 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3459 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3460 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3461 : ((n) < UV_MAX_P1 ? (UV) (n) \
3462 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3465 #define U_S(what) ((U16)U_32(what))
3466 #define U_I(what) ((unsigned int)U_32(what))
3467 #define U_L(what) U_32(what)
3470 # define Perl_signbit signbit
3473 /* These do not care about the fractional part, only about the range. */
3474 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3475 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3477 /* Used with UV/IV arguments: */
3478 /* XXXX: need to speed it up */
3479 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3480 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3487 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3488 Uid_t getuid (void);
3489 Uid_t geteuid (void);
3490 Gid_t getgid (void);
3491 Gid_t getegid (void);
3495 #ifndef Perl_debug_log
3496 # define Perl_debug_log PerlIO_stderr()
3499 #ifndef Perl_error_log
3500 # define Perl_error_log (PL_stderrgv \
3501 && isGV(PL_stderrgv) \
3502 && GvIOp(PL_stderrgv) \
3503 && IoOFP(GvIOp(PL_stderrgv)) \
3504 ? IoOFP(GvIOp(PL_stderrgv)) \
3509 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3510 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3511 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3512 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3513 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3514 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3515 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3516 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3517 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3518 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3519 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3520 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3521 /* U is reserved for Unofficial, exploratory hacking */
3522 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3523 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3524 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3525 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3526 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3527 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3528 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3529 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3530 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3531 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3532 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3533 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3534 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3535 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3536 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3538 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3539 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3540 that something was done? */
3542 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3543 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3544 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3545 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3546 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3547 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3548 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3549 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3550 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3551 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3552 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3553 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3554 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3555 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3556 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3557 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3558 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3559 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3560 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3561 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3562 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3563 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3564 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3565 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3566 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3567 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3568 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3569 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3570 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3574 # define DEBUG_p_TEST DEBUG_p_TEST_
3575 # define DEBUG_s_TEST DEBUG_s_TEST_
3576 # define DEBUG_l_TEST DEBUG_l_TEST_
3577 # define DEBUG_t_TEST DEBUG_t_TEST_
3578 # define DEBUG_o_TEST DEBUG_o_TEST_
3579 # define DEBUG_c_TEST DEBUG_c_TEST_
3580 # define DEBUG_P_TEST DEBUG_P_TEST_
3581 # define DEBUG_m_TEST DEBUG_m_TEST_
3582 # define DEBUG_f_TEST DEBUG_f_TEST_
3583 # define DEBUG_r_TEST DEBUG_r_TEST_
3584 # define DEBUG_x_TEST DEBUG_x_TEST_
3585 # define DEBUG_u_TEST DEBUG_u_TEST_
3586 # define DEBUG_U_TEST DEBUG_U_TEST_
3587 # define DEBUG_H_TEST DEBUG_H_TEST_
3588 # define DEBUG_X_TEST DEBUG_X_TEST_
3589 # define DEBUG_D_TEST DEBUG_D_TEST_
3590 # define DEBUG_S_TEST DEBUG_S_TEST_
3591 # define DEBUG_T_TEST DEBUG_T_TEST_
3592 # define DEBUG_R_TEST DEBUG_R_TEST_
3593 # define DEBUG_J_TEST DEBUG_J_TEST_
3594 # define DEBUG_v_TEST DEBUG_v_TEST_
3595 # define DEBUG_C_TEST DEBUG_C_TEST_
3596 # define DEBUG_A_TEST DEBUG_A_TEST_
3597 # define DEBUG_q_TEST DEBUG_q_TEST_
3598 # define DEBUG_M_TEST DEBUG_M_TEST_
3599 # define DEBUG_B_TEST DEBUG_B_TEST_
3600 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3601 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3602 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3604 # define PERL_DEB(a) a
3605 # define PERL_DEBUG(a) if (PL_debug) a
3606 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3607 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3608 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3609 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3610 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3611 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3612 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3614 /* Temporarily turn off memory debugging in case the a
3615 * does memory allocation, either directly or indirectly. */
3616 # define DEBUG_m(a) \
3618 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3621 # define DEBUG__(t, a) \
3623 if (t) STMT_START {a;} STMT_END; \
3626 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3627 #ifndef PERL_EXT_RE_BUILD
3628 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3630 # define DEBUG_r(a) STMT_START {a;} STMT_END
3631 #endif /* PERL_EXT_RE_BUILD */
3632 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3633 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3634 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3635 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3636 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3637 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3638 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3639 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3640 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3642 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3643 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3644 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3645 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3646 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3647 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3648 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3649 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3650 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3652 #else /* DEBUGGING */
3654 # define DEBUG_p_TEST (0)
3655 # define DEBUG_s_TEST (0)
3656 # define DEBUG_l_TEST (0)
3657 # define DEBUG_t_TEST (0)
3658 # define DEBUG_o_TEST (0)
3659 # define DEBUG_c_TEST (0)
3660 # define DEBUG_P_TEST (0)
3661 # define DEBUG_m_TEST (0)
3662 # define DEBUG_f_TEST (0)
3663 # define DEBUG_r_TEST (0)
3664 # define DEBUG_x_TEST (0)
3665 # define DEBUG_u_TEST (0)
3666 # define DEBUG_U_TEST (0)
3667 # define DEBUG_H_TEST (0)
3668 # define DEBUG_X_TEST (0)
3669 # define DEBUG_D_TEST (0)
3670 # define DEBUG_S_TEST (0)
3671 # define DEBUG_T_TEST (0)
3672 # define DEBUG_R_TEST (0)
3673 # define DEBUG_J_TEST (0)
3674 # define DEBUG_v_TEST (0)
3675 # define DEBUG_C_TEST (0)
3676 # define DEBUG_A_TEST (0)
3677 # define DEBUG_q_TEST (0)
3678 # define DEBUG_M_TEST (0)
3679 # define DEBUG_B_TEST (0)
3680 # define DEBUG_Xv_TEST (0)
3681 # define DEBUG_Uv_TEST (0)
3682 # define DEBUG_Pv_TEST (0)
3684 # define PERL_DEB(a)
3685 # define PERL_DEBUG(a)
3711 # define DEBUG_Xv(a)
3712 # define DEBUG_Uv(a)
3713 # define DEBUG_Pv(a)
3714 #endif /* DEBUGGING */
3717 #define DEBUG_SCOPE(where) \
3719 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3720 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3721 __FILE__, __LINE__));
3723 #if defined(DEBUGGING) && defined(I_ASSERT)
3724 # include <assert.h>
3727 /* Keep the old croak based assert for those who want it, and as a fallback if
3728 the platform is so heretically non-ANSI that it can't assert. */
3730 #define Perl_assert(what) PERL_DEB( \
3731 ((what) ? ((void) 0) : \
3732 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3733 "\", line %d", STRINGIFY(what), __LINE__), \
3737 # define assert(what) Perl_assert(what)
3740 # define assert_(what) assert(what),
3742 # define assert_(what)
3746 I32 (*uf_val)(pTHX_ IV, SV*);
3747 I32 (*uf_set)(pTHX_ IV, SV*);
3751 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3752 * XS code wanting to be backward compatible can do something
3753 * like the following:
3755 #ifndef PERL_MG_UFUNC
3756 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3759 static PERL_MG_UFUNC(foo_get, index, val)
3769 #ifndef PERL_MG_UFUNC
3770 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3773 /* Fix these up for __STDC__ */
3774 #ifndef DONT_DECLARE_STD
3775 char *mktemp (char*);
3777 double atof (const char*);
3782 /* All of these are in stdlib.h or time.h for ANSI C */
3784 struct tm *gmtime(), *localtime();
3786 char *(strchr)(), *(strrchr)();
3787 char *(strcpy)(), *(strcat)();
3789 char *strchr(), *strrchr();
3790 char *strcpy(), *strcat();
3792 #endif /* ! STANDARD_C */
3799 double exp (double);
3800 double log (double);
3801 double log10 (double);
3802 double sqrt (double);
3803 double frexp (double,int*);
3804 double ldexp (double,int);
3805 double modf (double,double*);
3806 double sin (double);
3807 double cos (double);
3808 double atan2 (double,double);
3809 double pow (double,double);
3813 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3814 # define NV_INF LDBL_INFINITY
3816 #if !defined(NV_INF) && defined(DBL_INFINITY)
3817 # define NV_INF (NV)DBL_INFINITY
3819 #if !defined(NV_INF) && defined(INFINITY)
3820 # define NV_INF (NV)INFINITY
3822 #if !defined(NV_INF) && defined(INF)
3823 # define NV_INF (NV)INF
3825 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3826 # define NV_INF (NV)HUGE_VALL
3828 #if !defined(NV_INF) && defined(HUGE_VAL)
3829 # define NV_INF (NV)HUGE_VAL
3832 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3833 # if !defined(NV_NAN) && defined(LDBL_NAN)
3834 # define NV_NAN LDBL_NAN
3836 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3837 # define NV_NAN LDBL_QNAN
3839 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3840 # define NV_NAN LDBL_SNAN
3843 #if !defined(NV_NAN) && defined(DBL_NAN)
3844 # define NV_NAN (NV)DBL_NAN
3846 #if !defined(NV_NAN) && defined(DBL_QNAN)
3847 # define NV_NAN (NV)DBL_QNAN
3849 #if !defined(NV_NAN) && defined(DBL_SNAN)
3850 # define NV_NAN (NV)DBL_SNAN
3852 #if !defined(NV_NAN) && defined(QNAN)
3853 # define NV_NAN (NV)QNAN
3855 #if !defined(NV_NAN) && defined(SNAN)
3856 # define NV_NAN (NV)SNAN
3858 #if !defined(NV_NAN) && defined(NAN)
3859 # define NV_NAN (NV)NAN
3863 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3864 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3866 # if !defined(WIN32) && !defined(VMS)
3868 char *crypt (const char*, const char*);
3870 # endif /* !WIN32 */
3871 # endif /* !NeXT && !__NeXT__ */
3872 # ifndef DONT_DECLARE_STD
3874 char *getenv (const char*);
3875 # endif /* !getenv */
3876 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3877 # ifdef _FILE_OFFSET_BITS
3878 # if _FILE_OFFSET_BITS == 64
3879 Off_t lseek (int,Off_t,int);
3883 # endif /* !DONT_DECLARE_STD */
3886 char *getlogin (void);
3888 # endif /* !WIN32 */
3889 #endif /* !__cplusplus */
3891 /* Fixme on VMS. This needs to be a run-time, not build time options */
3892 /* Also rename() is affected by this */
3893 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3894 #define UNLINK unlnk
3895 I32 unlnk (pTHX_ const char*);
3897 #define UNLINK PerlLIO_unlink
3900 /* some versions of glibc are missing the setresuid() proto */
3901 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3902 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3904 /* some versions of glibc are missing the setresgid() proto */
3905 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3906 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3909 #ifndef HAS_SETREUID
3910 # ifdef HAS_SETRESUID
3911 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3912 # define HAS_SETREUID
3915 #ifndef HAS_SETREGID
3916 # ifdef HAS_SETRESGID
3917 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3918 # define HAS_SETREGID
3922 /* Sighandler_t defined in iperlsys.h */
3924 #ifdef HAS_SIGACTION
3925 typedef struct sigaction Sigsave_t;
3927 typedef Sighandler_t Sigsave_t;
3938 # define RUNOPS_DEFAULT Perl_runops_debug
3940 # define RUNOPS_DEFAULT Perl_runops_standard
3944 EXTERN_C void PerlIO_teardown(void);
3945 # ifdef USE_ITHREADS
3946 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3947 # define PERLIO_TERM \
3949 PerlIO_teardown(); \
3950 MUTEX_DESTROY(&PL_perlio_mutex);\
3953 # define PERLIO_INIT
3954 # define PERLIO_TERM PerlIO_teardown()
3957 # define PERLIO_INIT
3958 # define PERLIO_TERM
3962 # ifdef MUTEX_INIT_CALLS_MALLOC
3963 # define MALLOC_INIT \
3965 PL_malloc_mutex = NULL; \
3966 MUTEX_INIT(&PL_malloc_mutex); \
3968 # define MALLOC_TERM \
3970 perl_mutex tmp = PL_malloc_mutex; \
3971 PL_malloc_mutex = NULL; \
3972 MUTEX_DESTROY(&tmp); \
3975 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3976 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3979 # define MALLOC_INIT
3980 # define MALLOC_TERM
3983 #if defined(PERL_IMPLICIT_CONTEXT)
3985 struct perl_memory_debug_header;
3986 struct perl_memory_debug_header {
3991 struct perl_memory_debug_header *prev;
3992 struct perl_memory_debug_header *next;
3995 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3996 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3997 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4003 #ifdef PERL_TRACK_MEMPOOL
4004 # define INIT_TRACK_MEMPOOL(header, interp) \
4006 (header).interpreter = (interp); \
4007 (header).prev = (header).next = &(header); \
4010 # define INIT_TRACK_MEMPOOL(header, interp)
4013 #ifdef I_MALLOCMALLOC
4014 /* Needed for malloc_size(), malloc_good_size() on some systems */
4015 # include <malloc/malloc.h>
4019 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4021 # ifdef HAS_MALLOC_SIZE
4022 # ifdef PERL_TRACK_MEMPOOL
4023 # define Perl_safesysmalloc_size(where) \
4024 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4026 # define Perl_safesysmalloc_size(where) malloc_size(where)
4029 # ifdef HAS_MALLOC_GOOD_SIZE
4030 # ifdef PERL_TRACK_MEMPOOL
4031 # define Perl_malloc_good_size(how_much) \
4032 (malloc_good_size((how_much) + sTHX) - sTHX)
4034 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4037 /* Having this as the identity operation makes some code simpler. */
4038 # define Perl_malloc_good_size(how_much) (how_much)
4042 typedef int (*runops_proc_t)(pTHX);
4043 typedef void (*share_proc_t) (pTHX_ SV *sv);
4044 typedef int (*thrhook_proc_t) (pTHX);
4045 typedef OP* (*PPADDR_t[]) (pTHX);
4046 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4047 typedef void (*despatch_signals_proc_t) (pTHX);
4049 /* NeXT has problems with crt0.o globals */
4050 #if defined(__DYNAMIC__) && \
4051 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4052 # if defined(NeXT) || defined(__NeXT)
4053 # include <mach-o/dyld.h>
4054 # define environ (*environ_pointer)
4055 EXT char *** environ_pointer;
4057 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4058 # include <crt_externs.h> /* for the env array */
4059 # define environ (*_NSGetEnviron())
4063 /* VMS and some other platforms don't use the environ array */
4064 # ifdef USE_ENVIRON_ARRAY
4065 # if !defined(DONT_DECLARE_STD) || \
4066 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4069 extern char ** environ; /* environment variables supplied via exec */
4074 #define PERL_PATCHLEVEL_H_IMPLICIT
4075 #include "patchlevel.h"
4076 #undef PERL_PATCHLEVEL_H_IMPLICIT
4078 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4079 STRINGIFY(PERL_VERSION) "." \
4080 STRINGIFY(PERL_SUBVERSION)
4082 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4083 STRINGIFY(PERL_API_VERSION) "." \
4084 STRINGIFY(PERL_API_SUBVERSION)
4088 /* handy constants */
4089 EXTCONST char PL_warn_uninit[]
4090 INIT("Use of uninitialized value%s%s%s");
4091 EXTCONST char PL_warn_uninit_sv[]
4092 INIT("Use of uninitialized value%"SVf"%s%s");
4093 EXTCONST char PL_warn_nosemi[]
4094 INIT("Semicolon seems to be missing");
4095 EXTCONST char PL_warn_reserved[]
4096 INIT("Unquoted string \"%s\" may clash with future reserved word");
4097 EXTCONST char PL_warn_nl[]
4098 INIT("Unsuccessful %s on filename containing newline");
4099 EXTCONST char PL_no_wrongref[]
4100 INIT("Can't use %s ref as %s ref");
4101 /* The core no longer needs these here. If you require the string constant,
4102 please inline a copy into your own code. */
4103 EXTCONST char PL_no_symref[] __attribute__deprecated__
4104 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4105 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4106 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4107 EXTCONST char PL_no_usym[]
4108 INIT("Can't use an undefined value as %s reference");
4109 EXTCONST char PL_no_aelem[]
4110 INIT("Modification of non-creatable array value attempted, subscript %d");
4111 EXTCONST char PL_no_helem_sv[]
4112 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4113 EXTCONST char PL_no_modify[]
4114 INIT("Modification of a read-only value attempted");
4115 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4116 INIT("Out of memory!\n");
4117 EXTCONST char PL_no_security[]
4118 INIT("Insecure dependency in %s%s");
4119 EXTCONST char PL_no_sock_func[]
4120 INIT("Unsupported socket function \"%s\" called");
4121 EXTCONST char PL_no_dir_func[]
4122 INIT("Unsupported directory function \"%s\" called");
4123 EXTCONST char PL_no_func[]
4124 INIT("The %s function is unimplemented");
4125 EXTCONST char PL_no_myglob[]
4126 INIT("\"%s\" variable %s can't be in a package");
4127 EXTCONST char PL_no_localize_ref[]
4128 INIT("Can't localize through a reference");
4129 EXTCONST char PL_memory_wrap[]
4130 INIT("panic: memory wrap");
4132 EXTCONST char PL_Yes[]
4134 EXTCONST char PL_No[]
4136 EXTCONST char PL_hexdigit[]
4137 INIT("0123456789abcdef0123456789ABCDEF");
4139 /* This is constant on most architectures, a global on OS/2 */
4141 EXTCONST char PL_sh_path[]
4142 INIT(SH_PATH); /* full path of shell */
4146 EXTCONST char PL_cshname[]
4148 # define PL_cshlen (sizeof(CSH "") - 1)
4151 /* These are baked at compile time into any shared perl library.
4152 In future releases this will allow us in main() to sanity test the
4153 library we're linking against. */
4155 EXTCONST U8 PL_revision
4156 INIT(PERL_REVISION);
4157 EXTCONST U8 PL_version
4159 EXTCONST U8 PL_subversion
4160 INIT(PERL_SUBVERSION);
4162 EXTCONST char PL_uuemap[65]
4163 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4166 EXTCONST char PL_uudmap[256] =
4168 # include "uuudmap.h"
4170 # include "uudmap.h"
4173 EXTCONST char PL_bitcount[256] =
4175 # include "ubitcount.h"
4177 # include "bitcount.h"
4180 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4181 EXTCONST int PL_sig_num[] = { SIG_NUM };
4183 EXTCONST char PL_uudmap[256];
4184 EXTCONST char PL_bitcount[256];
4185 EXTCONST char* const PL_sig_name[];
4186 EXTCONST int PL_sig_num[];
4189 /* fast conversion and case folding tables. The folding tables complement the
4190 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4191 * folds such as outside the range or to multiple characters. */
4196 /* The EBCDIC fold table depends on the code page, and hence is found in
4199 EXTCONST unsigned char PL_fold[] = {
4200 0, 1, 2, 3, 4, 5, 6, 7,
4201 8, 9, 10, 11, 12, 13, 14, 15,
4202 16, 17, 18, 19, 20, 21, 22, 23,
4203 24, 25, 26, 27, 28, 29, 30, 31,
4204 32, 33, 34, 35, 36, 37, 38, 39,
4205 40, 41, 42, 43, 44, 45, 46, 47,
4206 48, 49, 50, 51, 52, 53, 54, 55,
4207 56, 57, 58, 59, 60, 61, 62, 63,
4208 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4209 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4210 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4211 'x', 'y', 'z', 91, 92, 93, 94, 95,
4212 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4213 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4214 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4215 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4216 128, 129, 130, 131, 132, 133, 134, 135,
4217 136, 137, 138, 139, 140, 141, 142, 143,
4218 144, 145, 146, 147, 148, 149, 150, 151,
4219 152, 153, 154, 155, 156, 157, 158, 159,
4220 160, 161, 162, 163, 164, 165, 166, 167,
4221 168, 169, 170, 171, 172, 173, 174, 175,
4222 176, 177, 178, 179, 180, 181, 182, 183,
4223 184, 185, 186, 187, 188, 189, 190, 191,
4224 192, 193, 194, 195, 196, 197, 198, 199,
4225 200, 201, 202, 203, 204, 205, 206, 207,
4226 208, 209, 210, 211, 212, 213, 214, 215,
4227 216, 217, 218, 219, 220, 221, 222, 223,
4228 224, 225, 226, 227, 228, 229, 230, 231,
4229 232, 233, 234, 235, 236, 237, 238, 239,
4230 240, 241, 242, 243, 244, 245, 246, 247,
4231 248, 249, 250, 251, 252, 253, 254, 255
4233 EXTCONST unsigned char PL_fold_latin1[] = {
4234 /* Full latin1 complement folding, except for three problematic code points:
4235 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4236 * fold complements outside the Latin1 range, so can't match something
4237 * that isn't in utf8.
4238 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4239 * not one, so can't be represented in this table.
4241 * All have to be specially handled */
4242 0, 1, 2, 3, 4, 5, 6, 7,
4243 8, 9, 10, 11, 12, 13, 14, 15,
4244 16, 17, 18, 19, 20, 21, 22, 23,
4245 24, 25, 26, 27, 28, 29, 30, 31,
4246 32, 33, 34, 35, 36, 37, 38, 39,
4247 40, 41, 42, 43, 44, 45, 46, 47,
4248 48, 49, 50, 51, 52, 53, 54, 55,
4249 56, 57, 58, 59, 60, 61, 62, 63,
4250 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4251 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4252 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4253 'x', 'y', 'z', 91, 92, 93, 94, 95,
4254 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4255 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4256 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4257 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4258 128, 129, 130, 131, 132, 133, 134, 135,
4259 136, 137, 138, 139, 140, 141, 142, 143,
4260 144, 145, 146, 147, 148, 149, 150, 151,
4261 152, 153, 154, 155, 156, 157, 158, 159,
4262 160, 161, 162, 163, 164, 165, 166, 167,
4263 168, 169, 170, 171, 172, 173, 174, 175,
4264 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4265 184, 185, 186, 187, 188, 189, 190, 191,
4266 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4267 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4268 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4269 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4270 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4271 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4272 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4273 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4274 255 /* y with diaeresis */
4276 #endif /* !EBCDIC, but still in DOINIT */
4278 /* If these tables are accessed through ebcdic, the access will be converted to
4280 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4281 0, 1, 2, 3, 4, 5, 6, 7,
4282 8, 9, 10, 11, 12, 13, 14, 15,
4283 16, 17, 18, 19, 20, 21, 22, 23,
4284 24, 25, 26, 27, 28, 29, 30, 31,
4285 32, 33, 34, 35, 36, 37, 38, 39,
4286 40, 41, 42, 43, 44, 45, 46, 47,
4287 48, 49, 50, 51, 52, 53, 54, 55,
4288 56, 57, 58, 59, 60, 61, 62, 63,
4289 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4290 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4291 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4292 'x', 'y', 'z', 91, 92, 93, 94, 95,
4293 96, 97, 98, 99, 100, 101, 102, 103,
4294 104, 105, 106, 107, 108, 109, 110, 111,
4295 112, 113, 114, 115, 116, 117, 118, 119,
4296 120, 121, 122, 123, 124, 125, 126, 127,
4297 128, 129, 130, 131, 132, 133, 134, 135,
4298 136, 137, 138, 139, 140, 141, 142, 143,
4299 144, 145, 146, 147, 148, 149, 150, 151,
4300 152, 153, 154, 155, 156, 157, 158, 159,
4301 160, 161, 162, 163, 164, 165, 166, 167,
4302 168, 169, 170, 171, 172, 173, 174, 175,
4303 176, 177, 178, 179, 180, 181, 182, 183,
4304 184, 185, 186, 187, 188, 189, 190, 191,
4305 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4306 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4307 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4308 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4309 224, 225, 226, 227, 228, 229, 230, 231,
4310 232, 233, 234, 235, 236, 237, 238, 239,
4311 240, 241, 242, 243, 244, 245, 246, 247,
4312 248, 249, 250, 251, 252, 253, 254, 255
4315 /* upper and title case of latin1 characters, modified so that the three tricky
4316 * ones are mapped to 255 (which is one of the three) */
4317 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4318 0, 1, 2, 3, 4, 5, 6, 7,
4319 8, 9, 10, 11, 12, 13, 14, 15,
4320 16, 17, 18, 19, 20, 21, 22, 23,
4321 24, 25, 26, 27, 28, 29, 30, 31,
4322 32, 33, 34, 35, 36, 37, 38, 39,
4323 40, 41, 42, 43, 44, 45, 46, 47,
4324 48, 49, 50, 51, 52, 53, 54, 55,
4325 56, 57, 58, 59, 60, 61, 62, 63,
4326 64, 65, 66, 67, 68, 69, 70, 71,
4327 72, 73, 74, 75, 76, 77, 78, 79,
4328 80, 81, 82, 83, 84, 85, 86, 87,
4329 88, 89, 90, 91, 92, 93, 94, 95,
4330 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4331 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4332 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4333 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4334 128, 129, 130, 131, 132, 133, 134, 135,
4335 136, 137, 138, 139, 140, 141, 142, 143,
4336 144, 145, 146, 147, 148, 149, 150, 151,
4337 152, 153, 154, 155, 156, 157, 158, 159,
4338 160, 161, 162, 163, 164, 165, 166, 167,
4339 168, 169, 170, 171, 172, 173, 174, 175,
4340 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4341 184, 185, 186, 187, 188, 189, 190, 191,
4342 192, 193, 194, 195, 196, 197, 198, 199,
4343 200, 201, 202, 203, 204, 205, 206, 207,
4344 208, 209, 210, 211, 212, 213, 214, 215,
4345 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4346 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4347 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4348 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4349 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4351 #else /* ! DOINIT */
4353 EXTCONST unsigned char PL_fold[];
4354 EXTCONST unsigned char PL_fold_latin1[];
4356 EXTCONST unsigned char PL_mod_latin1_uc[];
4357 EXTCONST unsigned char PL_latin1_lc[];
4360 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4362 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4363 0, 1, 2, 3, 4, 5, 6, 7,
4364 8, 9, 10, 11, 12, 13, 14, 15,
4365 16, 17, 18, 19, 20, 21, 22, 23,
4366 24, 25, 26, 27, 28, 29, 30, 31,
4367 32, 33, 34, 35, 36, 37, 38, 39,
4368 40, 41, 42, 43, 44, 45, 46, 47,
4369 48, 49, 50, 51, 52, 53, 54, 55,
4370 56, 57, 58, 59, 60, 61, 62, 63,
4371 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4372 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4373 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4374 'x', 'y', 'z', 91, 92, 93, 94, 95,
4375 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4376 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4377 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4378 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4379 128, 129, 130, 131, 132, 133, 134, 135,
4380 136, 137, 138, 139, 140, 141, 142, 143,
4381 144, 145, 146, 147, 148, 149, 150, 151,
4382 152, 153, 154, 155, 156, 157, 158, 159,
4383 160, 161, 162, 163, 164, 165, 166, 167,
4384 168, 169, 170, 171, 172, 173, 174, 175,
4385 176, 177, 178, 179, 180, 181, 182, 183,
4386 184, 185, 186, 187, 188, 189, 190, 191,
4387 192, 193, 194, 195, 196, 197, 198, 199,
4388 200, 201, 202, 203, 204, 205, 206, 207,
4389 208, 209, 210, 211, 212, 213, 214, 215,
4390 216, 217, 218, 219, 220, 221, 222, 223,
4391 224, 225, 226, 227, 228, 229, 230, 231,
4392 232, 233, 234, 235, 236, 237, 238, 239,
4393 240, 241, 242, 243, 244, 245, 246, 247,
4394 248, 249, 250, 251, 252, 253, 254, 255
4397 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4399 #endif /* !PERL_GLOBAL_STRUCT */
4403 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4404 1, 2, 84, 151, 154, 155, 156, 157,
4405 165, 246, 250, 3, 158, 7, 18, 29,
4406 40, 51, 62, 73, 85, 96, 107, 118,
4407 129, 140, 147, 148, 149, 150, 152, 153,
4408 255, 6, 8, 9, 10, 11, 12, 13,
4409 14, 15, 24, 25, 26, 27, 28, 226,
4410 29, 30, 31, 32, 33, 43, 44, 45,
4411 46, 47, 48, 49, 50, 76, 77, 78,
4412 79, 80, 81, 82, 83, 84, 85, 86,
4413 87, 94, 95, 234, 181, 233, 187, 190,
4414 180, 96, 97, 98, 99, 100, 101, 102,
4415 104, 112, 182, 174, 236, 232, 229, 103,
4416 228, 226, 114, 115, 116, 117, 118, 119,
4417 120, 121, 122, 235, 176, 230, 194, 162,
4418 130, 131, 132, 133, 134, 135, 136, 137,
4419 138, 139, 201, 205, 163, 217, 220, 224,
4420 5, 248, 227, 244, 242, 255, 241, 231,
4421 240, 253, 16, 197, 19, 20, 21, 187,
4422 23, 169, 210, 245, 237, 249, 247, 239,
4423 168, 252, 34, 196, 36, 37, 38, 39,
4424 41, 42, 251, 254, 238, 223, 221, 213,
4425 225, 177, 52, 53, 54, 55, 56, 57,
4426 58, 59, 60, 61, 63, 64, 65, 66,
4427 67, 68, 69, 70, 71, 72, 74, 75,
4428 205, 208, 186, 202, 200, 218, 198, 179,
4429 178, 214, 88, 89, 90, 91, 92, 93,
4430 217, 166, 170, 207, 199, 209, 206, 204,
4431 160, 212, 105, 106, 108, 109, 110, 111,
4432 203, 113, 216, 215, 192, 175, 193, 243,
4433 172, 161, 123, 124, 125, 126, 127, 128,
4434 222, 219, 211, 195, 188, 193, 185, 184,
4435 191, 183, 141, 142, 143, 144, 145, 146
4437 #else /* ascii rather than ebcdic */
4438 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4439 1, 2, 84, 151, 154, 155, 156, 157,
4440 165, 246, 250, 3, 158, 7, 18, 29,
4441 40, 51, 62, 73, 85, 96, 107, 118,
4442 129, 140, 147, 148, 149, 150, 152, 153,
4443 255, 182, 224, 205, 174, 176, 180, 217,
4444 233, 232, 236, 187, 235, 228, 234, 226,
4445 222, 219, 211, 195, 188, 193, 185, 184,
4446 191, 183, 201, 229, 181, 220, 194, 162,
4447 163, 208, 186, 202, 200, 218, 198, 179,
4448 178, 214, 166, 170, 207, 199, 209, 206,
4449 204, 160, 212, 216, 215, 192, 175, 173,
4450 243, 172, 161, 190, 203, 189, 164, 230,
4451 167, 248, 227, 244, 242, 255, 241, 231,
4452 240, 253, 169, 210, 245, 237, 249, 247,
4453 239, 168, 252, 251, 254, 238, 223, 221,
4454 213, 225, 177, 197, 171, 196, 159, 4,
4455 5, 6, 8, 9, 10, 11, 12, 13,
4456 14, 15, 16, 17, 19, 20, 21, 22,
4457 23, 24, 25, 26, 27, 28, 30, 31,
4458 32, 33, 34, 35, 36, 37, 38, 39,
4459 41, 42, 43, 44, 45, 46, 47, 48,
4460 49, 50, 52, 53, 54, 55, 56, 57,
4461 58, 59, 60, 61, 63, 64, 65, 66,
4462 67, 68, 69, 70, 71, 72, 74, 75,
4463 76, 77, 78, 79, 80, 81, 82, 83,
4464 86, 87, 88, 89, 90, 91, 92, 93,
4465 94, 95, 97, 98, 99, 100, 101, 102,
4466 103, 104, 105, 106, 108, 109, 110, 111,
4467 112, 113, 114, 115, 116, 117, 119, 120,
4468 121, 122, 123, 124, 125, 126, 127, 128,
4469 130, 131, 132, 133, 134, 135, 136, 137,
4470 138, 139, 141, 142, 143, 144, 145, 146
4474 EXTCONST unsigned char PL_freq[];
4477 /* Although only used for debugging, these constants must be available in
4478 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4479 * which has DEBUGGING enabled always */
4481 EXTCONST char* const PL_block_type[] = {
4496 EXTCONST char* PL_block_type[];
4499 /* These are all the compile time options that affect binary compatibility.
4500 Other compile time options that are binary compatible are in perl.c
4501 Both are combined for the output of perl -V
4502 However, this string will be embedded in any shared perl library, which will
4503 allow us add a comparison check in perlmain.c in the near future. */
4505 EXTCONST char PL_bincompat_options[] =
4506 # ifdef DEBUG_LEAKING_SCALARS
4507 " DEBUG_LEAKING_SCALARS"
4509 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4510 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4518 # ifdef HAVE_INTERP_INTERN
4519 " HAVE_INTERP_INTERN"
4521 # ifdef MULTIPLICITY
4527 # ifdef PERLIO_LAYERS
4530 # ifdef PERL_DEBUG_READONLY_OPS
4531 " PERL_DEBUG_READONLY_OPS"
4533 # ifdef PERL_GLOBAL_STRUCT
4534 " PERL_GLOBAL_STRUCT"
4536 # ifdef PERL_IMPLICIT_CONTEXT
4537 " PERL_IMPLICIT_CONTEXT"
4539 # ifdef PERL_IMPLICIT_SYS
4540 " PERL_IMPLICIT_SYS"
4548 # ifdef PERL_NEED_APPCTX
4551 # ifdef PERL_NEED_TIMESBASE
4552 " PERL_NEED_TIMESBASE"
4554 # ifdef PERL_OLD_COPY_ON_WRITE
4555 " PERL_OLD_COPY_ON_WRITE"
4557 # ifdef PERL_NEW_COPY_ON_WRITE
4558 " PERL_NEW_COPY_ON_WRITE"
4563 # ifdef PERL_SAWAMPERSAND
4564 " PERL_SAWAMPERSAND"
4566 # ifdef PERL_TRACK_MEMPOOL
4567 " PERL_TRACK_MEMPOOL"
4569 # ifdef PERL_USES_PL_PIDSTATUS
4570 " PERL_USES_PL_PIDSTATUS"
4572 # ifdef USE_64_BIT_ALL
4575 # ifdef USE_64_BIT_INT
4581 # ifdef USE_ITHREADS
4584 # ifdef USE_LARGE_FILES
4587 # ifdef USE_LOCALE_COLLATE
4588 " USE_LOCALE_COLLATE"
4590 # ifdef USE_LOCALE_NUMERIC
4591 " USE_LOCALE_NUMERIC"
4593 # ifdef USE_LONG_DOUBLE
4599 # ifdef USE_REENTRANT_API
4600 " USE_REENTRANT_API"
4608 # ifdef VMS_DO_SOCKETS
4611 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4612 " VMS_SHORTEN_LONG_SYMBOLS"
4614 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4615 " VMS_SYMBOL_CASE_AS_IS"
4619 EXTCONST char PL_bincompat_options[];
4622 #ifndef PERL_SET_PHASE
4623 # define PERL_SET_PHASE(new_phase) \
4624 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4625 PL_phase = new_phase;
4628 /* The interpreter phases. If these ever change, PL_phase_names right below will
4629 * need to be updated accordingly. */
4631 PERL_PHASE_CONSTRUCT = 0,
4632 PERL_PHASE_START = 1,
4633 PERL_PHASE_CHECK = 2,
4634 PERL_PHASE_INIT = 3,
4637 PERL_PHASE_DESTRUCT = 6
4641 EXTCONST char *const PL_phase_names[] = {
4651 EXTCONST char *const PL_phase_names[];
4655 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4656 * instead of using the newer PL_phase, which provides everything PL_dirty
4657 * provided, and more. */
4658 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4660 # define PL_amagic_generation PL_na
4661 #endif /* !PERL_CORE */
4665 /*****************************************************************************/
4666 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4667 /*****************************************************************************/
4668 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4671 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4680 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4691 XTERMORDORDOR /* evil hack */
4692 /* update exp_name[] in toke.c if adding to this enum */
4695 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4696 special and there is no need for HINT_PRIVATE_MASK for COPs
4697 However, bitops store HINT_INTEGER in their op_private. */
4698 #define HINT_INTEGER 0x00000001 /* integer pragma */
4699 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4700 #define HINT_LOCALE 0x00000004 /* locale pragma */
4701 #define HINT_BYTES 0x00000008 /* bytes pragma */
4702 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4704 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4705 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4706 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4708 #define HINT_BLOCK_SCOPE 0x00000100
4709 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4710 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4711 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4713 /* The HINT_NEW_* constants are used by the overload pragma */
4714 #define HINT_NEW_INTEGER 0x00001000
4715 #define HINT_NEW_FLOAT 0x00002000
4716 #define HINT_NEW_BINARY 0x00004000
4717 #define HINT_NEW_STRING 0x00008000
4718 #define HINT_NEW_RE 0x00010000
4719 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4720 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4721 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4723 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4724 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4726 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4727 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4729 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4731 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4733 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4735 /* Note: Used for NATIVE_HINTS, currently
4736 defined by vms/vmsish.h:
4741 /* The following are stored in $^H{sort}, not in PL_hints */
4742 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4743 #define HINT_SORT_QUICKSORT 0x00000001
4744 #define HINT_SORT_MERGESORT 0x00000002
4745 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4747 /* flags for PL_sawampersand */
4749 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4750 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4751 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4753 #ifndef PERL_SAWAMPERSAND
4754 # define PL_sawampersand \
4755 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4758 /* Various states of the input record separator SV (rs) */
4759 #define RsSNARF(sv) (! SvOK(sv))
4760 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4761 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4762 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4764 /* A struct for keeping various DEBUGGING related stuff,
4765 * neatly packed. Currently only scratch variables for
4766 * constructing debug output are included. Needed always,
4767 * not just when DEBUGGING, though, because of the re extension. c*/
4768 struct perl_debug_pad {
4772 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4773 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4774 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4777 /* Enable variables which are pointers to functions */
4778 typedef void (*peep_t)(pTHX_ OP* o);
4779 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4780 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4781 char* strend, char* strbeg, I32 minend,
4782 SV* screamer, void* data, U32 flags);
4783 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4784 char *strpos, char *strend,
4786 re_scream_pos_data *d);
4787 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4788 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4789 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4790 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4792 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4793 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4794 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4795 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4796 typedef void (*XSINIT_t) (pTHX);
4797 typedef void (*ATEXIT_t) (pTHX_ void*);
4798 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4800 typedef OP* (*Perl_ppaddr_t)(pTHX);
4801 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4802 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4803 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4804 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4806 typedef void(*globhook_t)(pTHX);
4808 #define KEYWORD_PLUGIN_DECLINE 0
4809 #define KEYWORD_PLUGIN_STMT 1
4810 #define KEYWORD_PLUGIN_EXPR 2
4812 /* Interpreter exitlist entry */
4813 typedef struct exitlistentry {
4814 void (*fn) (pTHX_ void*);
4816 } PerlExitListEntry;
4818 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4819 /* These have to be before perlvars.h */
4820 #if !defined(HAS_SIGACTION) && defined(VMS)
4821 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4823 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4824 #if defined(KILL_BY_SIGPRC)
4825 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4828 #if !defined(MULTIPLICITY)
4830 struct interpreter {
4836 /* If we have multiple interpreters define a struct
4837 holding variables which must be per-interpreter
4838 If we don't have threads anything that would have
4839 be per-thread is per-interpreter.
4842 /* Set up PERLVAR macros for populating structs */
4843 # define PERLVAR(prefix,var,type) type prefix##var;
4845 /* 'var' is an array of length 'n' */
4846 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4848 /* initialize 'var' to init' */
4849 # define PERLVARI(prefix,var,type,init) type prefix##var;
4851 /* like PERLVARI, but make 'var' a const */
4852 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4854 struct interpreter {
4855 # include "intrpvar.h"
4858 EXTCONST U16 PL_interp_size
4859 INIT(sizeof(struct interpreter));
4861 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4862 STRUCT_OFFSET(struct interpreter, member) + \
4863 sizeof(((struct interpreter*)0)->member)
4865 /* This will be useful for subsequent releases, because this has to be the
4866 same in your libperl as in main(), else you have a mismatch and must abort.
4868 EXTCONST U16 PL_interp_size_5_18_0
4869 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4872 # ifdef PERL_GLOBAL_STRUCT
4873 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4874 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4877 # include "perlvars.h"
4880 EXTCONST U16 PL_global_struct_size
4881 INIT(sizeof(struct perl_vars));
4884 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4885 EXT struct perl_vars PL_Vars;
4886 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4887 # undef PERL_GET_VARS
4888 # define PERL_GET_VARS() PL_VarsPtr
4889 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4890 # else /* PERL_CORE */
4891 # if !defined(__GNUC__) || !defined(WIN32)
4894 struct perl_vars *PL_VarsPtr;
4895 # define PL_Vars (*((PL_VarsPtr) \
4896 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4897 # endif /* PERL_CORE */
4898 # endif /* PERL_GLOBAL_STRUCT */
4900 /* Done with PERLVAR macros for now ... */
4906 #endif /* MULTIPLICITY */
4908 struct tempsym; /* defined in pp_pack.c */
4913 #ifndef PERL_CALLCONV
4915 # define PERL_CALLCONV extern "C"
4917 # define PERL_CALLCONV
4920 #ifndef PERL_CALLCONV_NO_RET
4921 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4924 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4925 dont have a noreturn as a declaration specifier
4927 #ifndef PERL_STATIC_NO_RET
4928 # define PERL_STATIC_NO_RET STATIC
4930 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4931 builds that dont have a noreturn as a declaration specifier
4933 #ifndef PERL_STATIC_INLINE_NO_RET
4934 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4940 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4941 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4944 # include "malloc_ctl.h"
4949 /* this has structure inits, so it cannot be included before here */
4952 /* The following must follow proto.h as #defines mess up syntax */
4954 #if !defined(PERL_FOR_X2P)
4955 # include "embedvar.h"
4958 # undef PL_madskills
4960 # define PL_madskills 0
4964 /* Now include all the 'global' variables
4965 * If we don't have threads or multiple interpreters
4966 * these include variables that would have been their struct-s
4969 #define PERLVAR(prefix,var,type) EXT type PL_##var;
4970 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
4971 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
4972 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
4974 #if !defined(MULTIPLICITY)
4976 # include "intrpvar.h"
4981 /* All core uses now exterminated. Ensure no zombies can return: */
4985 /* Now all the config stuff is setup we can include embed.h
4986 In particular, need the relevant *ish file included already, as it may
4987 define HAVE_INTERP_INTERN */
4991 # define op_getmad(arg,pegop,slot) NOOP
4994 #ifndef PERL_GLOBAL_STRUCT
4997 # include "perlvars.h"
5009 /* dummy variables that hold pointers to both runops functions, thus forcing
5010 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5012 EXTCONST runops_proc_t PL_runops_std
5013 INIT(Perl_runops_standard);
5014 EXTCONST runops_proc_t PL_runops_dbg
5015 INIT(Perl_runops_debug);
5017 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5018 * magic vtables const, but this is incompatible with SWIG which
5019 * does want to modify the vtables. */
5020 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5021 # define EXT_MGVTBL EXTCONST MGVTBL
5023 # define EXT_MGVTBL EXT MGVTBL
5026 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5027 #define PERL_MAGIC_VALUE_MAGIC 0x80
5028 #define PERL_MAGIC_VTABLE_MASK 0x3F
5029 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5030 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5031 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5032 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5034 #include "mg_vtable.h"
5037 EXTCONST U8 PL_magic_data[256] =
5039 # include "umg_data.h"
5041 # include "mg_data.h"
5045 EXTCONST U8 PL_magic_data[256];
5049 /* NL BD IV NV PV PI PN MG RX GV LV AV HV CV FM IO */
5051 PL_valid_types_IVX[] = { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5053 PL_valid_types_NVX[] = { 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5055 PL_valid_types_PVX[] = { 0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5057 PL_valid_types_RV[] = { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5059 PL_valid_types_IV_set[] = { 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5061 PL_valid_types_NV_set[] = { 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5065 EXTCONST bool PL_valid_types_IVX[];
5066 EXTCONST bool PL_valid_types_NVX[];
5067 EXTCONST bool PL_valid_types_PVX[];
5068 EXTCONST bool PL_valid_types_RV[];
5069 EXTCONST bool PL_valid_types_IV_set[];
5070 EXTCONST bool PL_valid_types_NV_set[];
5074 #ifndef PERL_NO_INLINE_FUNCTIONS
5075 /* Static inline funcs that depend on includes and declarations above.
5076 Some of these reference functions in the perl object files, and some
5077 compilers aren't smart enough to eliminate unused static inline
5078 functions, so including this file in source code can cause link errors
5079 even if the source code uses none of the functions. Hence including these
5080 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5081 (obviously) result in unworkable XS code, but allows simple probing code
5082 to continue to work, because it permits tests to include the perl headers
5083 for definitions without creating a link dependency on the perl library
5084 (which may not exist yet).
5087 # include "inline.h"
5090 #include "overload.h"
5099 CV* table[NofAMmeth];
5101 struct am_table_short {
5107 typedef struct am_table AMT;
5108 typedef struct am_table_short AMTS;
5110 #define AMGfallNEVER 1
5112 #define AMGfallYES 3
5114 #define AMTf_AMAGIC 1
5115 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5116 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5117 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5119 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5122 * some compilers like to redefine cos et alia as faster
5123 * (and less accurate?) versions called F_cos et cetera (Quidquid
5124 * latine dictum sit, altum viditur.) This trick collides with
5125 * the Perl overloading (amg). The following #defines fool both.
5130 # define F_atan2_amg atan2_amg
5133 # define F_cos_amg cos_amg
5136 # define F_exp_amg exp_amg
5139 # define F_log_amg log_amg
5142 # define F_pow_amg pow_amg
5145 # define F_sin_amg sin_amg
5148 # define F_sqrt_amg sqrt_amg
5150 #endif /* _FASTMATH */
5152 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5153 PERLDBf_NOOPT | PERLDBf_INTER | \
5154 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5155 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5157 /* No _NONAME, _GOTO */
5158 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5159 #define PERLDBf_LINE 0x02 /* Keep line # */
5160 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5161 #define PERLDBf_INTER 0x08 /* Preserve more data for
5162 later inspections */
5163 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5164 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5165 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5166 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5167 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5168 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5169 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5170 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5171 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5173 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5174 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5175 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5176 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5177 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5178 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5179 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5180 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5181 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5182 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5183 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5184 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5185 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5187 #ifdef USE_LOCALE_NUMERIC
5189 #define SET_NUMERIC_STANDARD() \
5190 set_numeric_standard();
5192 #define SET_NUMERIC_LOCAL() \
5193 set_numeric_local();
5195 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5197 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5199 /* Returns non-zero If either form of the locale pragma is in effect */
5200 #define IN_SOME_LOCALE_FORM_RUNTIME \
5201 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5203 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5204 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5205 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5208 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5209 #define IN_SOME_LOCALE_FORM \
5210 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5211 : IN_SOME_LOCALE_FORM_RUNTIME)
5213 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5214 bool was_local = PL_numeric_local && IN_LOCALE; \
5215 if (was_local) SET_NUMERIC_STANDARD();
5217 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5218 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5219 if (was_standard) SET_NUMERIC_LOCAL();
5221 #define RESTORE_NUMERIC_LOCAL() \
5222 if (was_local) SET_NUMERIC_LOCAL();
5224 #define RESTORE_NUMERIC_STANDARD() \
5225 if (was_standard) SET_NUMERIC_STANDARD();
5227 #define Atof my_atof
5229 #else /* !USE_LOCALE_NUMERIC */
5231 #define SET_NUMERIC_STANDARD() /**/
5232 #define SET_NUMERIC_LOCAL() /**/
5233 #define IS_NUMERIC_RADIX(a, b) (0)
5234 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5235 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5236 #define RESTORE_NUMERIC_LOCAL() /**/
5237 #define RESTORE_NUMERIC_STANDARD() /**/
5238 #define Atof my_atof
5239 #define IN_LOCALE_RUNTIME 0
5240 #define IN_LOCALE_COMPILETIME 0
5242 #endif /* !USE_LOCALE_NUMERIC */
5244 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5245 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5247 # define strtoll __strtoll /* secret handshake */
5250 # define strtoll _strtoi64 /* secret handshake */
5252 # if !defined(Strtol) && defined(HAS_STRTOLL)
5253 # define Strtol strtoll
5255 # if !defined(Strtol) && defined(HAS_STRTOQ)
5256 # define Strtol strtoq
5258 /* is there atoq() anywhere? */
5260 #if !defined(Strtol) && defined(HAS_STRTOL)
5261 # define Strtol strtol
5264 /* It would be more fashionable to use Strtol() to define atol()
5265 * (as is done for Atoul(), see below) but for backward compatibility
5266 * we just assume atol(). */
5267 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5268 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5270 # define atoll _atoi64 /* secret handshake */
5278 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5279 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5281 # define strtoull __strtoull /* secret handshake */
5284 # define strtoull _strtoui64 /* secret handshake */
5286 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5287 # define Strtoul strtoull
5289 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5290 # define Strtoul strtouq
5292 /* is there atouq() anywhere? */
5294 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5295 # define Strtoul strtoul
5297 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5298 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5301 # define Atoul(s) Strtoul(s, NULL, 10)
5305 /* if these never got defined, they need defaults */
5306 #ifndef PERL_SET_CONTEXT
5307 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5310 #ifndef PERL_GET_CONTEXT
5311 # define PERL_GET_CONTEXT PERL_GET_INTERP
5314 #ifndef PERL_GET_THX
5315 # define PERL_GET_THX ((void*)NULL)
5318 #ifndef PERL_SET_THX
5319 # define PERL_SET_THX(t) NOOP
5322 #ifndef PERL_SCRIPT_MODE
5323 #define PERL_SCRIPT_MODE "r"
5327 * Some operating systems are stingy with stack allocation,
5328 * so perl may have to guard against stack overflow.
5330 #ifndef PERL_STACK_OVERFLOW_CHECK
5331 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5335 * Some nonpreemptive operating systems find it convenient to
5336 * check for asynchronous conditions after each op execution.
5337 * Keep this check simple, or it may slow down execution
5342 # ifndef PERL_ASYNC_CHECK
5343 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5347 #ifndef PERL_ASYNC_CHECK
5348 # define PERL_ASYNC_CHECK() NOOP
5352 * On some operating systems, a memory allocation may succeed,
5353 * but put the process too close to the system's comfort limit.
5354 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5357 #ifndef PERL_ALLOC_CHECK
5358 #define PERL_ALLOC_CHECK(p) NOOP
5362 # include <sys/ipc.h>
5363 # include <sys/sem.h>
5364 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5367 struct semid_ds *buf;
5368 unsigned short *array;
5371 # ifdef USE_SEMCTL_SEMUN
5372 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5373 union gccbug_semun {
5375 struct semid_ds *buf;
5376 unsigned short *array;
5379 # define semun gccbug_semun
5381 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5383 # ifdef USE_SEMCTL_SEMID_DS
5384 # ifdef EXTRA_F_IN_SEMUN_BUF
5385 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5387 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5394 * Boilerplate macros for initializing and accessing interpreter-local
5395 * data from C. All statics in extensions should be reworked to use
5396 * this, if you want to make the extension thread-safe. See
5397 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5398 * and perlxs.pod for more.
5400 * Code that uses these macros is responsible for the following:
5401 * 1. #define MY_CXT_KEY to a unique string, e.g.
5402 * "DynaLoader::_guts" XS_VERSION
5403 * XXX in the current implementation, this string is ignored.
5404 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5405 * all the data that needs to be interpreter-local.
5406 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5407 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5408 * (typically put in the BOOT: section).
5409 * 5. Use the members of the my_cxt_t structure everywhere as
5411 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5415 #if defined(PERL_IMPLICIT_CONTEXT)
5417 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5418 * right after the definition (i.e. at file scope). The non-threads
5419 * case below uses it to declare the data as static. */
5420 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5421 # define START_MY_CXT
5422 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5423 # define MY_CXT_INIT_ARG MY_CXT_KEY
5425 # define START_MY_CXT static int my_cxt_index = -1;
5426 # define MY_CXT_INDEX my_cxt_index
5427 # define MY_CXT_INIT_ARG &my_cxt_index
5428 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5430 /* Creates and zeroes the per-interpreter data.
5431 * (We allocate my_cxtp in a Perl SV so that it will be released when
5432 * the interpreter goes away.) */
5433 # define MY_CXT_INIT \
5434 my_cxt_t *my_cxtp = \
5435 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5436 PERL_UNUSED_VAR(my_cxtp)
5437 # define MY_CXT_INIT_INTERP(my_perl) \
5438 my_cxt_t *my_cxtp = \
5439 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5440 PERL_UNUSED_VAR(my_cxtp)
5442 /* This declaration should be used within all functions that use the
5443 * interpreter-local data. */
5445 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5446 # define dMY_CXT_INTERP(my_perl) \
5447 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5449 /* Clones the per-interpreter data. */
5450 # define MY_CXT_CLONE \
5451 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5452 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5453 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5456 /* This macro must be used to access members of the my_cxt_t structure.
5457 * e.g. MY_CXT.some_data */
5458 # define MY_CXT (*my_cxtp)
5460 /* Judicious use of these macros can reduce the number of times dMY_CXT
5461 * is used. Use is similar to pTHX, aTHX etc. */
5462 # define pMY_CXT my_cxt_t *my_cxtp
5463 # define pMY_CXT_ pMY_CXT,
5464 # define _pMY_CXT ,pMY_CXT
5465 # define aMY_CXT my_cxtp
5466 # define aMY_CXT_ aMY_CXT,
5467 # define _aMY_CXT ,aMY_CXT
5469 #else /* PERL_IMPLICIT_CONTEXT */
5471 # define START_MY_CXT static my_cxt_t my_cxt;
5472 # define dMY_CXT_SV dNOOP
5473 # define dMY_CXT dNOOP
5474 # define dMY_CXT_INTERP(my_perl) dNOOP
5475 # define MY_CXT_INIT NOOP
5476 # define MY_CXT_CLONE NOOP
5477 # define MY_CXT my_cxt
5479 # define pMY_CXT void
5486 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5497 # include <sys/file.h>
5500 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5501 int flock(int fd, int op);
5505 /* Assume UNIX defaults */
5506 # define O_RDONLY 0000
5507 # define O_WRONLY 0001
5508 # define O_RDWR 0002
5509 # define O_CREAT 0100
5520 #if O_TEXT != O_BINARY
5521 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5522 * that is, you are somehow DOSish. */
5523 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5524 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5525 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5526 /* VOS has O_TEXT != O_BINARY, and they have effect,
5527 * but VOS always uses LF, never CRLF. */
5528 /* If you have O_TEXT different from your O_BINARY but you still are
5529 * not a CRLF shop. */
5530 # undef PERLIO_USING_CRLF
5532 /* If you really are DOSish. */
5533 # define PERLIO_USING_CRLF 1
5538 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5541 #ifndef EXEC_ARGV_CAST
5542 #define EXEC_ARGV_CAST(x) (char **)x
5545 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5546 int). value returned in pointed-
5548 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5549 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5550 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5551 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5552 #define IS_NUMBER_NAN 0x20 /* this is not */
5554 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5557 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5558 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5559 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5560 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5561 numbers which are <= UV_MAX */
5563 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5565 /* to let user control profiling */
5566 #ifdef PERL_GPROF_CONTROL
5567 extern void moncontrol(int);
5568 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5570 #define PERL_GPROF_MONCONTROL(x)
5577 /* ISO 6429 NEL - C1 control NExt Line */
5578 /* See http://www.unicode.org/unicode/reports/tr13/ */
5579 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5581 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5582 #define UNICODE_LINE_SEPA_0 0xE2
5583 #define UNICODE_LINE_SEPA_1 0x80
5584 #define UNICODE_LINE_SEPA_2 0xA8
5585 #define UNICODE_PARA_SEPA_0 0xE2
5586 #define UNICODE_PARA_SEPA_1 0x80
5587 #define UNICODE_PARA_SEPA_2 0xA9
5589 #ifndef PIPESOCK_MODE
5590 # define PIPESOCK_MODE
5593 #ifndef SOCKET_OPEN_MODE
5594 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5597 #ifndef PIPE_OPEN_MODE
5598 # define PIPE_OPEN_MODE PIPESOCK_MODE
5601 #define PERL_MAGIC_UTF8_CACHESIZE 2
5603 #define PERL_UNICODE_STDIN_FLAG 0x0001
5604 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5605 #define PERL_UNICODE_STDERR_FLAG 0x0004
5606 #define PERL_UNICODE_IN_FLAG 0x0008
5607 #define PERL_UNICODE_OUT_FLAG 0x0010
5608 #define PERL_UNICODE_ARGV_FLAG 0x0020
5609 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5610 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5611 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5613 #define PERL_UNICODE_STD_FLAG \
5614 (PERL_UNICODE_STDIN_FLAG | \
5615 PERL_UNICODE_STDOUT_FLAG | \
5616 PERL_UNICODE_STDERR_FLAG)
5618 #define PERL_UNICODE_INOUT_FLAG \
5619 (PERL_UNICODE_IN_FLAG | \
5620 PERL_UNICODE_OUT_FLAG)
5622 #define PERL_UNICODE_DEFAULT_FLAGS \
5623 (PERL_UNICODE_STD_FLAG | \
5624 PERL_UNICODE_INOUT_FLAG | \
5625 PERL_UNICODE_LOCALE_FLAG)
5627 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5629 #define PERL_UNICODE_STDIN 'I'
5630 #define PERL_UNICODE_STDOUT 'O'
5631 #define PERL_UNICODE_STDERR 'E'
5632 #define PERL_UNICODE_STD 'S'
5633 #define PERL_UNICODE_IN 'i'
5634 #define PERL_UNICODE_OUT 'o'
5635 #define PERL_UNICODE_INOUT 'D'
5636 #define PERL_UNICODE_ARGV 'A'
5637 #define PERL_UNICODE_LOCALE 'L'
5638 #define PERL_UNICODE_WIDESYSCALLS 'W'
5639 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5641 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5643 /* Use instead of abs() since abs() forces its argument to be an int,
5644 * but also beware since this evaluates its argument twice, so no x++. */
5645 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5647 #if defined(__DECC) && defined(__osf__)
5648 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5651 #define do_open(g, n, l, a, rm, rp, sf) \
5652 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5653 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5654 # define do_exec(cmd) do_exec3(cmd,0,0)
5657 # define do_aexec Perl_do_aexec
5659 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5663 #define NO_ENV_ARRAY_IN_MAIN
5666 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5667 * are here so that they are available throughout the core
5668 * NOTE that even though some are for _escape and some for _pretty
5669 * there must not be any clashes as the flags from _pretty are
5670 * passed straight through to _escape.
5673 #define PERL_PV_ESCAPE_QUOTE 0x0001
5674 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5676 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5677 #define PERL_PV_PRETTY_LTGT 0x0004
5679 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5681 #define PERL_PV_ESCAPE_UNI 0x0100
5682 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5683 #define PERL_PV_ESCAPE_NONASCII 0x0400
5685 #define PERL_PV_ESCAPE_ALL 0x1000
5686 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5687 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5688 #define PERL_PV_ESCAPE_RE 0x8000
5690 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5692 /* used by pv_display in dump.c*/
5693 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5694 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5698 (KEEP THIS LAST IN perl.h!)
5740 so that Configure picks them up.
5742 (KEEP THIS LAST IN perl.h!)
5746 #endif /* Include guard */
5750 * c-indentation-style: bsd
5752 * indent-tabs-mode: nil
5755 * ex: set ts=8 sts=4 sw=4 et: