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 */
33 # ifndef USE_CROSS_COMPILE
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
48 # if !defined(MULTIPLICITY)
53 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
54 # ifndef PERL_GLOBAL_STRUCT
55 # define PERL_GLOBAL_STRUCT
59 #ifdef PERL_GLOBAL_STRUCT
66 # ifndef PERL_IMPLICIT_CONTEXT
67 # define PERL_IMPLICIT_CONTEXT
71 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
77 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
84 # include "symbian/symbian_proto.h"
87 /* Any stack-challenged places. The limit varies (and often
88 * is configurable), but using more than a kilobyte of stack
89 * is usually dubious in these systems. */
90 #if defined(__SYMBIAN32__)
91 /* Symbian: need to work around the SDK features. *
92 * On WINS: MS VC5 generates calls to _chkstk, *
93 * if a "large" stack frame is allocated. *
94 * gcc on MARM does not generate calls like these. */
95 # define USE_HEAP_INSTEAD_OF_STACK
98 #/* Use the reentrant APIs like localtime_r and getpwent_r */
99 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
100 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
101 # define USE_REENTRANT_API
104 /* <--- here ends the logic shared by perl.h and makedef.pl */
107 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
108 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
109 * __bsdi__ for BSD/OS
111 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
117 #undef START_EXTERN_C
121 # define START_EXTERN_C extern "C" {
122 # define END_EXTERN_C }
123 # define EXTERN_C extern "C"
125 # define START_EXTERN_C
126 # define END_EXTERN_C
127 # define EXTERN_C extern
130 /* Fallback definitions in case we don't have definitions from config.h.
131 This should only matter for systems that don't use Configure and
132 haven't been modified to define PERL_STATIC_INLINE yet.
134 #if !defined(PERL_STATIC_INLINE)
135 # ifdef HAS_STATIC_INLINE
136 # define PERL_STATIC_INLINE static inline
138 # define PERL_STATIC_INLINE static
142 #ifdef PERL_GLOBAL_STRUCT
143 # ifndef PERL_GET_VARS
144 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
145 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
146 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
147 # ifndef PERLIO_FUNCS_CONST
148 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
151 # define PERL_GET_VARS() PL_VarsPtr
156 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
158 #ifdef PERL_GLOBAL_STRUCT
159 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
164 #ifdef PERL_IMPLICIT_CONTEXT
165 # ifndef MULTIPLICITY
166 # define MULTIPLICITY
168 # define tTHX PerlInterpreter*
169 # define pTHX tTHX my_perl PERL_UNUSED_DECL
170 # define aTHX my_perl
171 # define aTHXa(a) aTHX = (tTHX)a
172 # ifdef PERL_GLOBAL_STRUCT
173 # define dTHXa(a) dVAR; pTHX = (tTHX)a
175 # define dTHXa(a) pTHX = (tTHX)a
177 # ifdef PERL_GLOBAL_STRUCT
178 # define dTHX dVAR; pTHX = PERL_GET_THX
180 # define dTHX pTHX = PERL_GET_THX
193 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
194 # define PERL_TRACK_MEMPOOL
197 # undef PERL_TRACK_MEMPOOL
200 #define STATIC static
203 /* Do not use these macros. They were part of PERL_OBJECT, which was an
204 * implementation of multiplicity using C++ objects. They have been left
205 * here solely for the sake of XS code which has incorrectly
208 #define CPERLscope(x) x
209 #define CPERLarg void
212 #define PERL_OBJECT_THIS
213 #define _PERL_OBJECT_THIS
214 #define PERL_OBJECT_THIS_
215 #define CALL_FPTR(fptr) (*fptr)
216 #define MEMBER_TO_FPTR(name) name
217 #endif /* !PERL_CORE */
219 #define CALLRUNOPS PL_runops
221 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
223 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
224 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
225 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
226 (strbeg),(minend),(sv),(data),(flags))
227 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
228 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
229 (strend),(flags),(data))
230 #define CALLREG_INTUIT_STRING(prog) \
231 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
233 #define CALLREGFREE(prog) \
234 Perl_pregfree(aTHX_ (prog))
236 #define CALLREGFREE_PVT(prog) \
237 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
239 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
240 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
242 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
243 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
245 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
246 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
248 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
249 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
251 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
252 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
254 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
255 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
257 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
258 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
260 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
263 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
264 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
266 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
267 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
269 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
272 #define CALLREG_NAMED_BUFF_COUNT(rx) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
275 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
276 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
278 #define CALLREG_PACKAGE(rx) \
279 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
281 #if defined(USE_ITHREADS)
282 #define CALLREGDUPE(prog,param) \
283 Perl_re_dup(aTHX_ (prog),(param))
285 #define CALLREGDUPE_PVT(prog,param) \
286 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
295 * Because of backward compatibility reasons the PERL_UNUSED_DECL
296 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
298 * Note that there are C compilers such as MetroWerks CodeWarrior
299 * which do not have an "inlined" way (like the gcc __attribute__) of
300 * marking unused variables (they need e.g. a #pragma) and therefore
301 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
302 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
306 #if defined(__SYMBIAN32__) && defined(__GNUC__)
308 # define PERL_UNUSED_DECL
310 # define PERL_UNUSED_DECL __attribute__((unused))
314 #ifndef PERL_UNUSED_DECL
315 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
316 # define PERL_UNUSED_DECL __attribute__unused__
318 # define PERL_UNUSED_DECL
323 * for silencing unused variables that are actually used most of the time,
324 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
326 #ifndef PERL_UNUSED_ARG
327 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
329 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
331 # define PERL_UNUSED_ARG(x) ((void)x)
334 #ifndef PERL_UNUSED_VAR
335 # define PERL_UNUSED_VAR(x) ((void)x)
339 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
341 # define PERL_UNUSED_CONTEXT
344 #define NOOP /*EMPTY*/(void)0
345 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
346 check in of thread.h, explaining why we need dNOOP at all: */
347 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
348 /* Declaring a *function*, instead of a variable, ensures that we don't rely
349 on being able to suppress "unused" warnings. */
351 #define dNOOP (void)0
353 #define dNOOP extern int Perl___notused(void)
357 /* Don't bother defining tTHX and sTHX; using them outside
358 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
364 # define aTHXa(a) NOOP
365 # define dTHXa(a) dNOOP
382 /* these are only defined for compatibility; should not be used internally */
383 #if !defined(pTHXo) && !defined(PERL_CORE)
385 # define pTHXo_ pTHX_
387 # define aTHXo_ aTHX_
389 # define dTHXoa(x) dTHXa(x)
393 # define pTHXx PerlInterpreter *my_perl
394 # define pTHXx_ pTHXx,
395 # define aTHXx my_perl
396 # define aTHXx_ aTHXx,
400 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
401 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
402 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
403 #ifdef PERL_IMPLICIT_SYS
404 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
405 # define dTHXs dVAR; dTHX
410 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
417 /* Some platforms require marking function declarations
418 * for them to be exportable. Used in perlio.h, proto.h
419 * is handled either by the makedef.pl or by defining the
420 * PERL_CALLCONV to be something special. See also the
421 * definition of XS() in XSUB.h. */
422 #ifndef PERL_EXPORT_C
424 # define PERL_EXPORT_C extern "C"
426 # define PERL_EXPORT_C extern
429 #ifndef PERL_XS_EXPORT_C
431 # define PERL_XS_EXPORT_C extern "C"
433 # define PERL_XS_EXPORT_C
437 #ifdef OP_IN_REGISTER
439 # define stringify_immed(s) #s
440 # define stringify(s) stringify_immed(s)
441 struct op *Perl_op asm(stringify(OP_IN_REGISTER));
445 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
446 * g++ allows them but seems to have problems with them
447 * (insane errors ensue).
448 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
450 #if defined(PERL_GCC_PEDANTIC) || \
451 (defined(__GNUC__) && defined(__cplusplus) && \
452 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
453 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
454 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
458 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
459 # ifndef PERL_USE_GCC_BRACE_GROUPS
460 # define PERL_USE_GCC_BRACE_GROUPS
465 * STMT_START { statements; } STMT_END;
466 * can be used as a single statement, as in
467 * if (x) STMT_START { ... } STMT_END; else ...
469 * Trying to select a version that gives no warnings...
471 #if !(defined(STMT_START) && defined(STMT_END))
472 # ifdef PERL_USE_GCC_BRACE_GROUPS
473 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
476 /* Now which other defined()s do we need here ??? */
477 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
478 # define STMT_START if (1)
479 # define STMT_END else (void)0
481 # define STMT_START do
482 # define STMT_END while (0)
487 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
488 # define BYTEORDER 0x1234
491 /* Overall memory policy? */
496 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
503 * The following contortions are brought to you on behalf of all the
504 * standards, semi-standards, de facto standards, not-so-de-facto standards
505 * of the world, as well as all the other botches anyone ever thought of.
506 * The basic theory is that if we work hard enough here, the rest of the
507 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
510 /* define this once if either system, instead of cluttering up the src */
511 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
515 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
516 # define STANDARD_C 1
519 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
520 # define DONT_DECLARE_STD 1
523 #if defined(HASVOLATILE) || defined(STANDARD_C)
524 # define VOL volatile
529 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
530 * you get a perl without taint support, but doubtlessly with a lesser
531 * degree of support. Do not do so unless you know exactly what it means
532 * technically, have a good reason to do so, and know exactly how the
533 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
534 * a potential security risk due to flat out ignoring the security-relevant
535 * taint flags. This being said, a perl without taint support compiled in
536 * has marginal run-time performance benefits.
537 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
538 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
539 * silently ignores -t/-T instead of throwing an exception.
541 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
542 * voids your nonexistent warranty!
544 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
545 # define NO_TAINT_SUPPORT 1
548 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
549 * operations into no-ops for a very modest speed-up. Enable only if you
550 * know what you're doing: tests and CPAN modules' tests are bound to fail.
554 # define TAINT_NOT NOOP
555 # define TAINT_IF(c) NOOP
556 # define TAINT_ENV() NOOP
557 # define TAINT_PROPER(s) NOOP
558 # define TAINT_set(s) NOOP
560 # define TAINTING_get 0
561 # define TAINTING_set(s) NOOP
562 # define TAINT_WARN_get 0
563 # define TAINT_WARN_set(s) NOOP
565 # define TAINT (PL_tainted = TRUE)
566 # define TAINT_NOT (PL_tainted = FALSE)
567 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
568 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
569 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
570 # define TAINT_set(s) (PL_tainted = (s))
571 # define TAINT_get (PL_tainted)
572 # define TAINTING_get (PL_tainting)
573 # define TAINTING_set(s) (PL_tainting = (s))
574 # define TAINT_WARN_get (PL_taint_warn)
575 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
578 /* flags used internally only within pp_subst and pp_substcont */
580 # define SUBST_TAINT_STR 1 /* string tainted */
581 # define SUBST_TAINT_PAT 2 /* pattern tainted */
582 # define SUBST_TAINT_REPL 4 /* replacement tainted */
583 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
584 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
587 /* XXX All process group stuff is handled in pp_sys.c. Should these
588 defines move there? If so, I could simplify this a lot. --AD 9/96.
590 /* Process group stuff changed from traditional BSD to POSIX.
591 perlfunc.pod documents the traditional BSD-style syntax, so we'll
592 try to preserve that, if possible.
595 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
597 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
598 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
600 # ifdef HAS_SETPGRP2 /* DG/UX */
601 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
605 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
606 # define HAS_SETPGRP /* Well, effectively it does . . . */
609 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
610 our life easier :-) so we'll try it.
613 # define BSD_GETPGRP(pid) getpgid((pid))
615 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
616 # define BSD_GETPGRP(pid) getpgrp((pid))
618 # ifdef HAS_GETPGRP2 /* DG/UX */
619 # define BSD_GETPGRP(pid) getpgrp2((pid))
623 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
624 # define HAS_GETPGRP /* Well, effectively it does . . . */
627 /* These are not exact synonyms, since setpgrp() and getpgrp() may
628 have different behaviors, but perl.h used to define USE_BSDPGRP
629 (prior to 5.003_05) so some extension might depend on it.
631 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
637 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
638 pthread.h must be included before all other header files.
640 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
641 # include <pthread.h>
644 #ifndef _TYPES_ /* If types.h defines this it's easy. */
645 # ifndef major /* Does everyone's types.h define this? */
646 # include <sys/types.h>
660 # include <varargs.h>
664 #ifdef USE_NEXT_CTYPE
666 #if NX_CURRENT_COMPILER_RELEASE >= 500
667 # include <bsd/ctypes.h>
669 # if NX_CURRENT_COMPILER_RELEASE >= 400
670 # include <objc/NXCType.h>
671 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
672 # include <appkit/NXCType.h>
673 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
674 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
676 #else /* !USE_NEXT_CTYPE */
678 #endif /* USE_NEXT_CTYPE */
680 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
692 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
694 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
696 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
697 && defined(HAS_STRXFRM)
698 # define USE_LOCALE_COLLATE
700 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
701 # define USE_LOCALE_CTYPE
703 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
704 # define USE_LOCALE_NUMERIC
706 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
707 # define USE_LOCALE_MESSAGES
709 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
710 # define USE_LOCALE_MONETARY
712 #endif /* !NO_LOCALE && HAS_SETLOCALE */
717 # ifdef PARAM_NEEDS_TYPES
718 # include <sys/types.h>
720 # include <sys/param.h>
723 /* Use all the "standard" definitions? */
724 #if defined(STANDARD_C) && defined(I_STDLIB)
728 /* If this causes problems, set i_unistd=undef in the hint file. */
735 # include <sys/wait.h>
739 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
742 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
743 EXTERN_C int syscall(int, ...);
746 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
747 EXTERN_C int usleep(unsigned int);
752 /* macros for correct constant construction */
754 # define U16_CONST(x) ((U16)x##U)
756 # define U16_CONST(x) ((U16)x##UL)
760 # define U32_CONST(x) ((U32)x##U)
762 # define U32_CONST(x) ((U32)x##UL)
767 # define U64_CONST(x) ((U64)x##U)
769 # define U64_CONST(x) ((U64)x##UL)
770 # elif QUADKIND == QUAD_IS_LONG_LONG
771 # define U64_CONST(x) ((U64)x##ULL)
772 # elif QUADKIND == QUAD_IS___INT64
773 # define U64_CONST(x) ((U64)x##UI64)
774 # else /* best guess we can make */
775 # define U64_CONST(x) ((U64)x##UL)
779 /* byte-swapping functions for big-/little-endian conversion */
780 # define _swab_16_(x) ((U16)( \
781 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
782 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
784 # define _swab_32_(x) ((U32)( \
785 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
786 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
787 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
788 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
791 # define _swab_64_(x) ((U64)( \
792 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
793 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
794 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
795 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
796 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
797 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
798 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
799 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
802 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
803 at least on FreeBSD. YMMV, so experiment. */
804 #ifndef PERL_ARENA_SIZE
805 #define PERL_ARENA_SIZE 4080
808 /* Maximum level of recursion */
809 #ifndef PERL_SUB_DEPTH_WARN
810 #define PERL_SUB_DEPTH_WARN 100
813 #endif /* PERL_CORE */
815 /* We no longer default to creating a new SV for GvSV.
816 Do this before embed. */
817 #ifndef PERL_CREATE_GVSV
818 # ifndef PERL_DONT_CREATE_GVSV
819 # define PERL_DONT_CREATE_GVSV
823 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
824 #define PERL_USES_PL_PIDSTATUS
827 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
828 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
831 #define MEM_SIZE Size_t
833 /* Round all values passed to malloc up, by default to a multiple of
836 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
837 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
840 /* sv_grow() will expand strings by at least a certain percentage of
841 the previously *used* length to avoid excessive calls to realloc().
842 The default is 25% of the current length.
844 #ifndef PERL_STRLEN_EXPAND_SHIFT
845 # define PERL_STRLEN_EXPAND_SHIFT 2
848 #if defined(STANDARD_C) && defined(I_STDDEF)
850 # define STRUCT_OFFSET(s,m) offsetof(s,m)
852 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
855 #ifndef __SYMBIAN32__
856 # if defined(I_STRING) || defined(__cplusplus)
859 # include <strings.h>
863 /* This comes after <stdlib.h> so we don't try to change the standard
864 * library prototypes; we'll use our own in proto.h instead. */
867 # ifdef PERL_POLLUTE_MALLOC
868 # ifndef PERL_EXTMALLOC_DEF
869 # define Perl_malloc malloc
870 # define Perl_calloc calloc
871 # define Perl_realloc realloc
872 # define Perl_mfree free
875 # define EMBEDMYMALLOC /* for compatibility */
878 # define safemalloc Perl_malloc
879 # define safecalloc Perl_calloc
880 # define saferealloc Perl_realloc
881 # define safefree Perl_mfree
882 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
883 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
886 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
887 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
888 # define panic_write2(s) write(2, s, strlen(s))
889 # define CHECK_MALLOC_TAINT(newval) \
890 CHECK_MALLOC_TOO_LATE_FOR_( \
892 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
894 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
895 if (doing_taint(argc,argv,env)) { \
896 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
899 # define safemalloc safesysmalloc
900 # define safecalloc safesyscalloc
901 # define saferealloc safesysrealloc
902 # define safefree safesysfree
903 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
904 # define CHECK_MALLOC_TAINT(newval) ((void)0)
905 # define MALLOC_CHECK_TAINT(argc,argv,env)
906 #endif /* MYMALLOC */
908 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
909 #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)
910 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
911 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
912 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
914 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
916 #define strrchr rindex
924 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
926 extern char * memcpy (char*, char*, int);
932 # define memcpy(d,s,l) bcopy(s,d,l)
934 # define memcpy(d,s,l) my_bcopy(s,d,l)
937 #endif /* HAS_MEMCPY */
940 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
942 extern char *memset (char*, int, int);
947 # define memset(d,c,l) my_memset(d,c,l)
948 #endif /* HAS_MEMSET */
950 #if !defined(HAS_MEMMOVE) && !defined(memmove)
951 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
952 # define memmove(d,s,l) bcopy(s,d,l)
954 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
955 # define memmove(d,s,l) memcpy(d,s,l)
957 # define memmove(d,s,l) my_bcopy(s,d,l)
962 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
966 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
967 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
969 extern int memcmp (char*, char*, int);
973 # pragma function(memcmp)
977 # define memcmp my_memcmp
979 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
983 # define memzero(d,l) memset(d,0,l)
986 # define memzero(d,l) bzero(d,l)
988 # define memzero(d,l) my_bzero(d,l)
996 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1003 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1005 #endif /* !HAS_BCMP */
1008 # include <netinet/in.h>
1012 # include <arpa/inet.h>
1015 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1016 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1017 * (the neo-BSD seem to do this). */
1022 # include <sys/stat.h>
1025 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1026 This definition should ideally go into win32/win32.h, but S_IFIFO is
1027 used later here in perl.h before win32/win32.h is being included. */
1028 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1029 # define S_IFIFO _S_IFIFO
1032 /* The stat macros for Unisoft System V/88 (and derivatives
1033 like UTekV) are broken, sometimes giving false positives. Undefine
1034 them here and let the code below set them to proper values.
1036 The ghs macro stands for GreenHills Software C-1.8.5 which
1037 is the C compiler for sysV88 and the various derivatives.
1038 This header file bug is corrected in gcc-2.5.8 and later versions.
1039 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1041 #if defined(m88k) && defined(ghs)
1055 # ifdef I_SYS_TIME_KERNEL
1058 # include <sys/time.h>
1059 # ifdef I_SYS_TIME_KERNEL
1064 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1065 # include <sys/times.h>
1068 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1069 # undef HAS_STRERROR
1074 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1075 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1078 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1079 * This is important for using IPv6.
1080 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1081 * a bad idea since it breaks send() and recv(). */
1082 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1083 # define _SOCKADDR_LEN
1086 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1087 # include <sys/socket.h>
1088 # if defined(USE_SOCKS) && defined(I_SOCKS)
1089 # if !defined(INCLUDE_PROTOTYPES)
1090 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1091 # define PERL_SOCKS_NEED_PROTOTYPES
1094 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1095 # undef INCLUDE_PROTOTYPES
1096 # undef PERL_SOCKS_NEED_PROTOTYPES
1107 # include <net/errno.h>
1112 /* sockatmark() is so new (2001) that many places might have it hidden
1113 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1114 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1115 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1116 # if defined(__THROW) && defined(__GLIBC__)
1117 int sockatmark(int) __THROW;
1119 int sockatmark(int);
1123 #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. */
1124 EXTERN_C int fchdir(int);
1125 EXTERN_C int flock(int, int);
1126 EXTERN_C int fseeko(FILE *, off_t, int);
1127 EXTERN_C off_t ftello(FILE *);
1130 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1131 EXTERN_C char *crypt(const char *, const char *);
1132 EXTERN_C char **environ;
1135 #if defined(__cplusplus)
1136 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1137 EXTERN_C char **environ;
1138 # elif defined(__CYGWIN__)
1139 EXTERN_C char *crypt(const char *, const char *);
1144 # undef SETERRNO /* SOCKS might have defined this */
1148 # define SETERRNO(errcode,vmserrcode) \
1150 set_errno(errcode); \
1151 set_vaxc_errno(vmserrcode); \
1153 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1154 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1155 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1156 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1158 # define LIB_INVARG LIB$_INVARG
1159 # define RMS_DIR RMS$_DIR
1160 # define RMS_FAC RMS$_FAC
1161 # define RMS_FEX RMS$_FEX
1162 # define RMS_FNF RMS$_FNF
1163 # define RMS_IFI RMS$_IFI
1164 # define RMS_ISI RMS$_ISI
1165 # define RMS_PRV RMS$_PRV
1166 # define SS_ACCVIO SS$_ACCVIO
1167 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1168 # define SS_IVCHAN SS$_IVCHAN
1169 # define SS_NORMAL SS$_NORMAL
1171 # define LIB_INVARG 0
1179 # define SS_ACCVIO 0
1180 # define SS_DEVOFFLINE 0
1181 # define SS_IVCHAN 0
1182 # define SS_NORMAL 0
1186 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1187 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1188 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1189 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1193 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1194 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1195 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1196 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1200 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1204 # define dSAVEDERRNO int saved_errno
1205 # define dSAVE_ERRNO int saved_errno = errno
1206 # define SAVE_ERRNO (saved_errno = errno)
1207 # define RESTORE_ERRNO (errno = saved_errno)
1210 #define ERRSV GvSVn(PL_errgv)
1212 #define CLEAR_ERRSV() STMT_START { \
1213 if (!GvSV(PL_errgv)) { \
1214 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1215 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1216 SvREFCNT_dec(GvSV(PL_errgv)); \
1217 GvSV(PL_errgv) = newSVpvs(""); \
1219 SV *const errsv = GvSV(PL_errgv); \
1220 sv_setpvs(errsv, ""); \
1221 if (SvMAGICAL(errsv)) { \
1224 SvPOK_only(errsv); \
1230 # define DEFSV (0 + GvSVn(PL_defgv))
1231 # define DEFSV_set(sv) \
1232 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1233 # define SAVE_DEFSV \
1235 save_gp(PL_defgv, 0), \
1236 GvINTRO_off(PL_defgv), \
1237 SAVEGENERICSV(GvSV(PL_defgv)), \
1238 GvSV(PL_defgv) = NULL \
1241 # define DEFSV GvSVn(PL_defgv)
1242 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1243 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1246 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1249 extern int errno; /* ANSI allows errno to be an lvalue expr.
1250 * For example in multithreaded environments
1251 * something like this might happen:
1252 * extern int *_errno(void);
1253 * #define errno (*_errno()) */
1257 # ifndef DONT_DECLARE_STD
1259 char *strerror (int,...);
1261 char *strerror (int);
1265 # define Strerror strerror
1268 # ifdef HAS_SYS_ERRLIST
1269 extern int sys_nerr;
1270 extern char *sys_errlist[];
1272 # define Strerror(e) \
1273 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1280 # include <sys/ioctl.h>
1284 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1285 # ifdef HAS_SOCKETPAIR
1286 # undef HAS_SOCKETPAIR
1293 #ifndef HAS_SOCKETPAIR
1295 # define socketpair Perl_my_socketpair
1300 # define htoni htons
1301 # define ntohi ntohs
1303 # define htoni htonl
1304 # define ntohi ntohl
1307 /* Configure already sets Direntry_t */
1308 #if defined(I_DIRENT)
1309 # include <dirent.h>
1310 /* NeXT needs dirent + sys/dir.h */
1311 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1312 # include <sys/dir.h>
1316 # include <sys/ndir.h>
1320 # include <ndir.h> /* may be wrong in the future */
1322 # include <sys/dir.h>
1335 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1337 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1342 * The following gobbledygook brought to you on behalf of __STDC__.
1343 * (I could just use #ifndef __STDC__, but this is more bulletproof
1344 * in the face of half-implementations.)
1347 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1348 #include <sys/mode.h>
1353 # define S_IFMT _S_IFMT
1355 # define S_IFMT 0170000
1360 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1364 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1369 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1371 # define S_ISBLK(m) (0)
1376 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1381 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1383 # define S_ISFIFO(m) (0)
1389 # define S_ISLNK(m) _S_ISLNK(m)
1392 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1395 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1397 # define S_ISLNK(m) (0)
1405 # define S_ISSOCK(m) _S_ISSOCK(m)
1408 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1411 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1413 # define S_ISSOCK(m) (0)
1421 # define S_IRUSR S_IREAD
1422 # define S_IWUSR S_IWRITE
1423 # define S_IXUSR S_IEXEC
1425 # define S_IRUSR 0400
1426 # define S_IWUSR 0200
1427 # define S_IXUSR 0100
1433 # define S_IRGRP (S_IRUSR>>3)
1434 # define S_IWGRP (S_IWUSR>>3)
1435 # define S_IXGRP (S_IXUSR>>3)
1437 # define S_IRGRP 0040
1438 # define S_IWGRP 0020
1439 # define S_IXGRP 0010
1445 # define S_IROTH (S_IRUSR>>6)
1446 # define S_IWOTH (S_IWUSR>>6)
1447 # define S_IXOTH (S_IXUSR>>6)
1449 # define S_IROTH 0040
1450 # define S_IWOTH 0020
1451 # define S_IXOTH 0010
1456 # define S_ISUID 04000
1460 # define S_ISGID 02000
1464 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1468 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1472 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1475 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1476 * which would get included through <sys/file.h >, but that is 3000
1477 * lines in the future. --jhi */
1479 #if !defined(S_IREAD) && !defined(__HAIKU__)
1480 # define S_IREAD S_IRUSR
1483 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1484 # define S_IWRITE S_IWUSR
1488 # define S_IEXEC S_IXUSR
1495 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1496 # define SLOPPYDIVIDE
1503 /* For the times when you want the return value of sprintf, and you want it
1504 to be the length. Can't have a thread variable passed in, because C89 has
1507 #ifdef SPRINTF_RETURNS_STRLEN
1508 # define my_sprintf sprintf
1510 # define my_sprintf Perl_my_sprintf
1514 * If we have v?snprintf() and the C99 variadic macros, we can just
1515 * use just the v?snprintf(). It is nice to try to trap the buffer
1516 * overflow, however, so if we are DEBUGGING, and we cannot use the
1517 * gcc statement expressions, then use the function wrappers which try
1518 * to trap the overflow. If we can use the gcc statement expressions,
1519 * we can try that even with the version that uses the C99 variadic
1523 /* Note that we do not check against snprintf()/vsnprintf() returning
1524 * negative values because that is non-standard behaviour and we use
1525 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1526 * that should be true only if the snprintf()/vsnprintf() are true
1527 * to the standard. */
1529 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1530 # ifdef PERL_USE_GCC_BRACE_GROUPS
1531 # 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__; })
1532 # define PERL_MY_SNPRINTF_GUARDED
1534 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1537 # define my_snprintf Perl_my_snprintf
1538 # define PERL_MY_SNPRINTF_GUARDED
1541 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1542 # ifdef PERL_USE_GCC_BRACE_GROUPS
1543 # 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__; })
1544 # define PERL_MY_VSNPRINTF_GUARDED
1546 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1549 # define my_vsnprintf Perl_my_vsnprintf
1550 # define PERL_MY_VSNPRINTF_GUARDED
1554 # define my_strlcat strlcat
1556 # define my_strlcat Perl_my_strlcat
1560 # define my_strlcpy strlcpy
1562 # define my_strlcpy Perl_my_strlcpy
1566 The IV type is supposed to be long enough to hold any integral
1568 --Andy Dougherty August 1996
1574 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1575 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1576 # define IV_MAX INT64_MAX
1577 # define IV_MIN INT64_MIN
1578 # define UV_MAX UINT64_MAX
1580 # define UINT64_MIN 0
1582 # define UV_MIN UINT64_MIN
1584 # define IV_MAX PERL_QUAD_MAX
1585 # define IV_MIN PERL_QUAD_MIN
1586 # define UV_MAX PERL_UQUAD_MAX
1587 # define UV_MIN PERL_UQUAD_MIN
1592 # if defined(INT32_MAX) && IVSIZE == 4
1593 # define IV_MAX INT32_MAX
1594 # define IV_MIN INT32_MIN
1595 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1596 # define UV_MAX UINT32_MAX
1598 # define UV_MAX 4294967295U
1601 # define UINT32_MIN 0
1603 # define UV_MIN UINT32_MIN
1605 # define IV_MAX PERL_LONG_MAX
1606 # define IV_MIN PERL_LONG_MIN
1607 # define UV_MAX PERL_ULONG_MAX
1608 # define UV_MIN PERL_ULONG_MIN
1623 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1626 # undef PERL_NEED_MY_HTOLE64
1627 # undef PERL_NEED_MY_LETOH64
1628 # undef PERL_NEED_MY_HTOBE64
1629 # undef PERL_NEED_MY_BETOH64
1632 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1633 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1635 #ifndef NO_PERL_PRESERVE_IVUV
1636 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1640 * The macros INT2PTR and NUM2PTR are (despite their names)
1641 * bi-directional: they will convert int/float to or from pointers.
1642 * However the conversion to int/float are named explicitly:
1643 * PTR2IV, PTR2UV, PTR2NV.
1645 * For int conversions we do not need two casts if pointers are
1646 * the same size as IV and UV. Otherwise we need an explicit
1647 * cast (PTRV) to avoid compiler warnings.
1649 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1651 # define INT2PTR(any,d) (any)(d)
1653 # if PTRSIZE == LONGSIZE
1654 # define PTRV unsigned long
1655 # define PTR2ul(p) (unsigned long)(p)
1657 # define PTRV unsigned
1662 # define INT2PTR(any,d) (any)(PTRV)(d)
1666 # define PTR2ul(p) INT2PTR(unsigned long,p)
1669 #define NUM2PTR(any,d) (any)(PTRV)(d)
1670 #define PTR2IV(p) INT2PTR(IV,p)
1671 #define PTR2UV(p) INT2PTR(UV,p)
1672 #define PTR2NV(p) NUM2PTR(NV,p)
1673 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1675 /* According to strict ANSI C89 one cannot freely cast between
1676 * data pointers and function (code) pointers. There are at least
1677 * two ways around this. One (used below) is to do two casts,
1678 * first the other pointer to an (unsigned) integer, and then
1679 * the integer to the other pointer. The other way would be
1680 * to use unions to "overlay" the pointers. For an example of
1681 * the latter technique, see union dirpu in struct xpvio in sv.h.
1682 * The only feasible use is probably temporarily storing
1683 * function pointers in a data pointer (such as a void pointer). */
1685 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1686 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1688 #ifdef USE_LONG_DOUBLE
1689 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1690 # define LONG_DOUBLE_EQUALS_DOUBLE
1692 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1693 # undef USE_LONG_DOUBLE /* Ouch! */
1698 /* Use an overridden DBL_DIG */
1702 # define DBL_DIG OVR_DBL_DIG
1704 /* The following is all to get DBL_DIG, in order to pick a nice
1705 default value for printing floating point numbers in Gconvert
1706 (see config.h). (It also has other uses, such as figuring out if
1707 a given precision of printing can be done with a double instead of
1708 a long double - Allen).
1717 #define DBL_DIG 15 /* A guess that works lots of places */
1722 /* Use an overridden LDBL_DIG */
1726 # define LDBL_DIG OVR_LDBL_DIG
1728 /* The following is all to get LDBL_DIG, in order to pick a nice
1729 default value for printing floating point numbers in Gconvert.
1733 # include <limits.h>
1738 # ifndef HAS_LDBL_DIG
1739 # if LONG_DOUBLESIZE == 10
1740 # define LDBL_DIG 18 /* assume IEEE */
1742 # if LONG_DOUBLESIZE == 12
1743 # define LDBL_DIG 18 /* gcc? */
1745 # if LONG_DOUBLESIZE == 16
1746 # define LDBL_DIG 33 /* assume IEEE */
1748 # if LONG_DOUBLESIZE == DOUBLESIZE
1749 # define LDBL_DIG DBL_DIG /* bummer */
1758 * This is for making sure we have a good DBL_MAX value, if possible,
1759 * either for usage as NV_MAX or for usage in figuring out if we can
1760 * fit a given long double into a double, if bug-fixing makes it
1761 * necessary to do so. - Allen <allens@cpan.org>
1765 # include <limits.h>
1769 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1770 # include <values.h>
1771 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1772 # define DBL_MAX MAXDOUBLE
1774 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1775 # define DBL_MIN MINDOUBLE
1778 #endif /* defined(I_VALUES) */
1783 # include <ieeefp.h>
1786 #ifdef USE_LONG_DOUBLE
1788 # include <sunmath.h>
1790 # define NV_DIG LDBL_DIG
1791 # ifdef LDBL_MANT_DIG
1792 # define NV_MANT_DIG LDBL_MANT_DIG
1795 # define NV_MIN LDBL_MIN
1798 # define NV_MAX LDBL_MAX
1800 # ifdef LDBL_MIN_10_EXP
1801 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1803 # ifdef LDBL_MAX_10_EXP
1804 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1806 # ifdef LDBL_EPSILON
1807 # define NV_EPSILON LDBL_EPSILON
1810 # define NV_MAX LDBL_MAX
1811 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1814 # define NV_MAX HUGE_VALL
1817 # define NV_MAX ((NV)HUGE_VAL)
1822 # define Perl_cos cosl
1823 # define Perl_sin sinl
1824 # define Perl_sqrt sqrtl
1825 # define Perl_exp expl
1826 # define Perl_log logl
1827 # define Perl_atan2 atan2l
1828 # define Perl_pow powl
1829 # define Perl_floor floorl
1830 # define Perl_ceil ceill
1831 # define Perl_fmod fmodl
1833 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1835 # define Perl_modf(x,y) modfl(x,y)
1836 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1837 prototype in <math.h> */
1838 # ifndef HAS_MODFL_PROTO
1839 EXTERN_C long double modfl(long double, long double *);
1842 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1843 extern long double Perl_my_modfl(long double x, long double *ip);
1844 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1848 # define Perl_frexp(x,y) frexpl(x,y)
1850 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1851 extern long double Perl_my_frexpl(long double x, int *e);
1852 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1857 # define Perl_isnan(x) isnanl(x)
1862 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1866 # define NV_DIG DBL_DIG
1867 # ifdef DBL_MANT_DIG
1868 # define NV_MANT_DIG DBL_MANT_DIG
1871 # define NV_MIN DBL_MIN
1874 # define NV_MAX DBL_MAX
1876 # ifdef DBL_MIN_10_EXP
1877 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1879 # ifdef DBL_MAX_10_EXP
1880 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1883 # define NV_EPSILON DBL_EPSILON
1885 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1886 # define NV_MAX DBL_MAX
1887 # define NV_MIN DBL_MIN
1890 # define NV_MAX HUGE_VAL
1893 # define Perl_cos cos
1894 # define Perl_sin sin
1895 # define Perl_sqrt sqrt
1896 # define Perl_exp exp
1897 # define Perl_log log
1898 # define Perl_atan2 atan2
1899 # define Perl_pow pow
1900 # define Perl_floor floor
1901 # define Perl_ceil ceil
1902 # define Perl_fmod fmod
1903 # define Perl_modf(x,y) modf(x,y)
1904 # define Perl_frexp(x,y) frexp(x,y)
1907 /* rumor has it that Win32 has _fpclass() */
1909 /* SGI has fpclassl... but not with the same result values,
1910 * and it's via a typedef (not via #define), so will need to redo Configure
1911 * to use. Not worth the trouble, IMO, at least until the below is used
1912 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1913 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1914 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1916 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1918 # include <ieeefp.h>
1923 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1924 # define Perl_fp_class() fpclassl(x)
1926 # define Perl_fp_class() fpclass(x)
1928 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1929 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1930 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1931 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1932 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1933 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1934 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1935 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1936 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1937 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1938 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1939 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1940 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1941 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1942 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1945 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1947 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1948 # include <fp_class.h>
1950 # define Perl_fp_class(x) fp_class(x)
1951 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1952 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1953 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1954 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1955 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1956 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1957 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1958 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1959 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1960 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1961 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1962 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1963 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1964 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1965 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1968 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1970 # define Perl_fp_class(x) fpclassify(x)
1971 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1972 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1973 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1974 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1975 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1978 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1981 # define Perl_fp_class(x) class(x)
1983 # define Perl_fp_class(x) _class(x)
1985 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1986 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1987 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1988 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1989 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1990 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1991 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1992 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1993 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1994 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1995 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1996 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1997 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1998 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1999 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2002 /* rumor has it that Win32 has _isnan() */
2006 # define Perl_isnan(x) isnan((NV)x)
2008 # ifdef Perl_fp_class_nan
2009 # define Perl_isnan(x) Perl_fp_class_nan(x)
2011 # ifdef HAS_UNORDERED
2012 # define Perl_isnan(x) unordered((x), 0.0)
2014 # define Perl_isnan(x) ((x)!=(x))
2021 int isnan(double d);
2026 # define Perl_isinf(x) isinf((NV)x)
2028 # ifdef Perl_fp_class_inf
2029 # define Perl_isinf(x) Perl_fp_class_inf(x)
2031 # define Perl_isinf(x) ((x)==NV_INF)
2036 #ifndef Perl_isfinite
2038 # define Perl_isfinite(x) finite((NV)x)
2040 # ifdef HAS_ISFINITE
2041 # define Perl_isfinite(x) isfinite(x)
2043 # ifdef Perl_fp_class_finite
2044 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2046 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2052 /* The default is to use Perl's own atof() implementation (in numeric.c).
2053 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2054 * it is however best to use the native implementation of atof.
2055 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2056 * Some good tests to try out with either setting are t/base/num.t,
2057 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2058 * you may need to be using a different function than atof! */
2060 #ifndef USE_PERL_ATOF
2062 # define USE_PERL_ATOF
2065 # if USE_PERL_ATOF == 0
2066 # undef USE_PERL_ATOF
2070 #ifdef USE_PERL_ATOF
2071 # define Perl_atof(s) Perl_my_atof(s)
2072 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2074 # define Perl_atof(s) (NV)atof(s)
2075 # define Perl_atof2(s, n) ((n) = atof(s))
2078 /* Previously these definitions used hardcoded figures.
2079 * It is hoped these formula are more portable, although
2080 * no data one way or another is presently known to me.
2081 * The "PERL_" names are used because these calculated constants
2082 * do not meet the ANSI requirements for LONG_MAX, etc., which
2083 * need to be constants acceptable to #if - kja
2084 * define PERL_LONG_MAX 2147483647L
2085 * define PERL_LONG_MIN (-LONG_MAX - 1)
2086 * define PERL ULONG_MAX 4294967295L
2089 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2090 # include <limits.h>
2092 /* Included values.h above if necessary; still including limits.h down here,
2093 * despite doing above, because math.h might have overridden... XXX - Allen */
2096 * Try to figure out max and min values for the integral types. THE CORRECT
2097 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2098 * following hacks are used if neither limits.h or values.h provide them:
2099 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2100 * for types < int: (unsigned TYPE)~(unsigned)0
2101 * The argument to ~ must be unsigned so that later signed->unsigned
2102 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2103 * and it must not be smaller than int because ~ does integral promotion.
2104 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2105 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2106 * The latter is a hack which happens to work on some machines but
2107 * does *not* catch any random system, or things like integer types
2108 * with NaN if that is possible.
2110 * All of the types are explicitly cast to prevent accidental loss of
2111 * numeric range, and in the hope that they will be less likely to confuse
2112 * over-eager optimizers.
2116 #define PERL_UCHAR_MIN ((unsigned char)0)
2119 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2122 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2124 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2129 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2130 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2131 * depending on local options. Until Configure detects this (or at least
2132 * detects whether the "signed" keyword is available) the CHAR ranges
2133 * will not be included. UCHAR functions normally.
2137 #define PERL_USHORT_MIN ((unsigned short)0)
2140 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2143 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2146 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2148 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2154 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2156 # ifdef MAXSHORT /* Often used in <values.h> */
2157 # define PERL_SHORT_MAX ((short)MAXSHORT)
2160 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2162 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2168 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2171 # define PERL_SHORT_MIN ((short)MINSHORT)
2174 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2176 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2182 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2185 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2187 # define PERL_UINT_MAX (~(unsigned int)0)
2191 #define PERL_UINT_MIN ((unsigned int)0)
2194 # define PERL_INT_MAX ((int)INT_MAX)
2196 # ifdef MAXINT /* Often used in <values.h> */
2197 # define PERL_INT_MAX ((int)MAXINT)
2199 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2204 # define PERL_INT_MIN ((int)INT_MIN)
2207 # define PERL_INT_MIN ((int)MININT)
2209 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2214 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2217 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2219 # define PERL_ULONG_MAX (~(unsigned long)0)
2223 #define PERL_ULONG_MIN ((unsigned long)0L)
2226 # define PERL_LONG_MAX ((long)LONG_MAX)
2228 # ifdef MAXLONG /* Often used in <values.h> */
2229 # define PERL_LONG_MAX ((long)MAXLONG)
2231 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2236 # define PERL_LONG_MIN ((long)LONG_MIN)
2239 # define PERL_LONG_MIN ((long)MINLONG)
2241 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2247 # define PERL_UQUAD_MAX (~(UV)0)
2248 # define PERL_UQUAD_MIN ((UV)0)
2249 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2250 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2254 struct RExC_state_t;
2255 struct _reg_trie_data;
2257 typedef MEM_SIZE STRLEN;
2260 typedef struct token TOKEN;
2261 typedef struct madprop MADPROP;
2262 typedef struct nexttoken NEXTTOKE;
2264 typedef struct op OP;
2265 typedef struct cop COP;
2266 typedef struct unop UNOP;
2267 typedef struct binop BINOP;
2268 typedef struct listop LISTOP;
2269 typedef struct logop LOGOP;
2270 typedef struct pmop PMOP;
2271 typedef struct svop SVOP;
2272 typedef struct padop PADOP;
2273 typedef struct pvop PVOP;
2274 typedef struct loop LOOP;
2277 typedef struct opslab OPSLAB;
2278 typedef struct opslot OPSLOT;
2281 typedef struct block_hooks BHK;
2282 typedef struct custom_op XOP;
2284 typedef struct interpreter PerlInterpreter;
2286 /* SGI's <sys/sema.h> has struct sv */
2288 # define STRUCT_SV perl_sv
2290 # define STRUCT_SV sv
2292 typedef struct STRUCT_SV SV;
2293 typedef struct av AV;
2294 typedef struct hv HV;
2295 typedef struct cv CV;
2296 typedef struct p5rx REGEXP;
2297 typedef struct gp GP;
2298 typedef struct gv GV;
2299 typedef struct io IO;
2300 typedef struct context PERL_CONTEXT;
2301 typedef struct block BLOCK;
2303 typedef struct magic MAGIC;
2304 typedef struct xpv XPV;
2305 typedef struct xpviv XPVIV;
2306 typedef struct xpvuv XPVUV;
2307 typedef struct xpvnv XPVNV;
2308 typedef struct xpvmg XPVMG;
2309 typedef struct xpvlv XPVLV;
2310 typedef struct xpvinvlist XINVLIST;
2311 typedef struct xpvav XPVAV;
2312 typedef struct xpvhv XPVHV;
2313 typedef struct xpvgv XPVGV;
2314 typedef struct xpvcv XPVCV;
2315 typedef struct xpvbm XPVBM;
2316 typedef struct xpvfm XPVFM;
2317 typedef struct xpvio XPVIO;
2318 typedef struct mgvtbl MGVTBL;
2319 typedef union any ANY;
2320 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2321 typedef struct ptr_tbl PTR_TBL_t;
2322 typedef struct clone_params CLONE_PARAMS;
2324 /* a pad or name pad is currently just an AV; but that might change,
2325 * so hide the type. */
2326 typedef struct padlist PADLIST;
2328 typedef AV PADNAMELIST;
2331 /* enable PERL_NEW_COPY_ON_WRITE by default */
2332 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2333 # define PERL_NEW_COPY_ON_WRITE
2336 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2337 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2338 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2340 # define PERL_ANY_COW
2343 # define PERL_SAWAMPERSAND
2348 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2349 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2350 # define USE_64_BIT_RAWIO /* implicit */
2354 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2355 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2356 * however, because operating systems like to do that themself. */
2359 # define FSEEKSIZE LSEEKSIZE
2361 # define FSEEKSIZE LONGSIZE
2365 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2366 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2367 # define USE_64_BIT_STDIO /* implicit */
2371 #ifdef USE_64_BIT_RAWIO
2374 # define Off_t off64_t
2376 # define LSEEKSIZE 8
2378 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2379 * will trigger defines like the ones below. Some 64-bit environments,
2380 * however, do not. Therefore we have to explicitly mix and match. */
2381 # if defined(USE_OPEN64)
2382 # define open open64
2384 # if defined(USE_LSEEK64)
2385 # define lseek lseek64
2387 # if defined(USE_LLSEEK)
2388 # define lseek llseek
2391 # if defined(USE_STAT64)
2392 # define stat stat64
2394 # if defined(USE_FSTAT64)
2395 # define fstat fstat64
2397 # if defined(USE_LSTAT64)
2398 # define lstat lstat64
2400 # if defined(USE_FLOCK64)
2401 # define flock flock64
2403 # if defined(USE_LOCKF64)
2404 # define lockf lockf64
2406 # if defined(USE_FCNTL64)
2407 # define fcntl fcntl64
2409 # if defined(USE_TRUNCATE64)
2410 # define truncate truncate64
2412 # if defined(USE_FTRUNCATE64)
2413 # define ftruncate ftruncate64
2417 #ifdef USE_64_BIT_STDIO
2418 # ifdef HAS_FPOS64_T
2420 # define Fpos_t fpos64_t
2422 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2423 * will trigger defines like the ones below. Some 64-bit environments,
2424 * however, do not. */
2425 # if defined(USE_FOPEN64)
2426 # define fopen fopen64
2428 # if defined(USE_FSEEK64)
2429 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2431 # if defined(USE_FTELL64)
2432 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2434 # if defined(USE_FSETPOS64)
2435 # define fsetpos fsetpos64
2437 # if defined(USE_FGETPOS64)
2438 # define fgetpos fgetpos64
2440 # if defined(USE_TMPFILE64)
2441 # define tmpfile tmpfile64
2443 # if defined(USE_FREOPEN64)
2444 # define freopen freopen64
2449 # include "iperlsys.h"
2454 # include "os2ish.h"
2456 # include "dosish.h"
2458 # define ISHISH "dos"
2462 # include "vmsish.h"
2463 # define ISHISH "vms"
2467 # include "./plan9/plan9ish.h"
2468 # define ISHISH "plan9"
2471 #if defined(__VOS__)
2473 # include "./vos/vosish.h"
2475 # include "vos/vosish.h"
2477 # define ISHISH "vos"
2480 #ifdef __SYMBIAN32__
2481 # include "symbian/symbianish.h"
2482 # define ISHISH "symbian"
2486 #if defined(__HAIKU__)
2487 # include "haiku/haikuish.h"
2488 # define ISHISH "haiku"
2492 # include "unixish.h"
2493 # define ISHISH "unix"
2496 /* NSIG logic from Configure --> */
2497 /* Strange style to avoid deeply-nested #if/#else/#endif */
2500 # define NSIG (_NSIG)
2506 # define NSIG (SIGMAX+1)
2512 # define NSIG (SIG_MAX+1)
2518 # define NSIG (_SIG_MAX+1)
2524 # define NSIG (MAXSIG+1)
2530 # define NSIG (MAX_SIG+1)
2535 # ifdef SIGARRAYSIZE
2536 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2542 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2546 /* Default to some arbitrary number that's big enough to get most
2547 of the common signals.
2552 /* <-- NSIG logic from Configure */
2554 #ifndef NO_ENVIRON_ARRAY
2555 # define USE_ENVIRON_ARRAY
2559 * initialise to avoid floating-point exceptions from overflow, etc
2561 #ifndef PERL_FPU_INIT
2562 # ifdef HAS_FPSETMASK
2563 # if HAS_FLOATINGPOINT_H
2564 # include <floatingpoint.h>
2566 /* Some operating systems have this as a macro, which in turn expands to a comma
2567 expression, and the last sub-expression is something that gets calculated,
2568 and then they have the gall to warn that a value computed is not used. Hence
2570 # define PERL_FPU_INIT (void)fpsetmask(0)
2572 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2573 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2574 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2575 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2577 # define PERL_FPU_INIT
2582 #ifndef PERL_FPU_PRE_EXEC
2583 # define PERL_FPU_PRE_EXEC {
2584 # define PERL_FPU_POST_EXEC }
2587 #ifndef PERL_SYS_INIT3_BODY
2588 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2592 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2593 Provides system-specific tune up of the C runtime environment necessary to
2594 run Perl interpreters. This should be called only once, before creating
2595 any Perl interpreters.
2597 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2598 Provides system-specific tune up of the C runtime environment necessary to
2599 run Perl interpreters. This should be called only once, before creating
2600 any Perl interpreters.
2602 =for apidoc Am|void|PERL_SYS_TERM|
2603 Provides system-specific clean up of the C runtime environment after
2604 running Perl interpreters. This should be called only once, after
2605 freeing any remaining Perl interpreters.
2610 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2611 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2612 #define PERL_SYS_TERM() Perl_sys_term()
2614 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2615 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2620 # ifdef _POSIX_PATH_MAX
2621 # if PATH_MAX > _POSIX_PATH_MAX
2622 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2623 * included the null byte or not. Later amendments of POSIX,
2624 * XPG4, the Austin Group, and the Single UNIX Specification
2625 * all explicitly include the null byte in the PATH_MAX.
2626 * Ditto for _POSIX_PATH_MAX. */
2627 # define MAXPATHLEN PATH_MAX
2629 # define MAXPATHLEN _POSIX_PATH_MAX
2632 # define MAXPATHLEN (PATH_MAX+1)
2635 # define MAXPATHLEN 1024 /* Err on the large side. */
2639 /* In case Configure was not used (we are using a "canned config"
2640 * such as Win32, or a cross-compilation setup, for example) try going
2641 * by the gcc major and minor versions. One useful URL is
2642 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2643 * but contrary to this information warn_unused_result seems
2644 * not to be in gcc 3.3.5, at least. --jhi
2645 * Also, when building extensions with an installed perl, this allows
2646 * the user to upgrade gcc and get the right attributes, rather than
2647 * relying on the list generated at Configure time. --AD
2648 * Set these up now otherwise we get confused when some of the <*thread.h>
2649 * includes below indirectly pull in <perlio.h> (which needs to know if we
2650 * have HASATTRIBUTE_FORMAT).
2654 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2655 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2656 # define HASATTRIBUTE_DEPRECATED
2658 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2659 # define HASATTRIBUTE_FORMAT
2660 # if defined __MINGW32__
2661 # define PRINTF_FORMAT_NULL_OK
2664 # if __GNUC__ >= 3 /* 3.0 -> */
2665 # define HASATTRIBUTE_MALLOC
2667 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2668 # define HASATTRIBUTE_NONNULL
2670 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2671 # define HASATTRIBUTE_NORETURN
2673 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2674 # define HASATTRIBUTE_PURE
2676 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2677 # define HASATTRIBUTE_UNUSED
2679 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2680 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2682 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2683 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2686 #endif /* #ifndef PERL_MICRO */
2688 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2689 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2690 * this results in many functions being undeclared which bothers C++
2691 * May make sense to have threads after "*ish.h" anyway
2694 #if defined(USE_ITHREADS)
2696 # include <nw5thread.h>
2699 # include <win32thread.h>
2702 # include "os2thread.h"
2704 # ifdef I_MACH_CTHREADS
2705 # include <mach/cthreads.h>
2706 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2707 # define MUTEX_INIT_CALLS_MALLOC
2709 typedef cthread_t perl_os_thread;
2710 typedef mutex_t perl_mutex;
2711 typedef condition_t perl_cond;
2712 typedef void * perl_key;
2713 # else /* Posix threads */
2715 # include <pthread.h>
2717 typedef pthread_t perl_os_thread;
2718 typedef pthread_mutex_t perl_mutex;
2719 typedef pthread_cond_t perl_cond;
2720 typedef pthread_key_t perl_key;
2721 # endif /* I_MACH_CTHREADS */
2724 # endif /* NETWARE */
2725 #endif /* USE_ITHREADS */
2732 # include "netware.h"
2735 #define STATUS_UNIX PL_statusvalue
2737 # define STATUS_NATIVE PL_statusvalue_vms
2739 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2740 * its contents can not be trusted. Unfortunately, Perl seems to check
2741 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2744 # include <stsdef.h>
2746 /* Presume this because if VMS changes it, it will require a new
2747 * set of APIs for waiting on children for binary compatibility.
2749 # define child_offset_bits (8)
2750 # ifndef C_FAC_POSIX
2751 # define C_FAC_POSIX 0x35A000
2754 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2755 * platform from the existing UNIX or Native status values.
2758 # define STATUS_EXIT \
2759 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2760 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2763 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2764 * exit code and shifts the UNIX value over the correct number of bits to
2765 * be a child status. Usually the number of bits is 8, but that could be
2766 * platform dependent. The NATIVE status code is presumed to have either
2767 * from a child process.
2770 /* This is complicated. The child processes return a true native VMS
2771 status which must be saved. But there is an assumption in Perl that
2772 the UNIX child status has some relationship to errno values, so
2773 Perl tries to translate it to text in some of the tests.
2774 In order to get the string translation correct, for the error, errno
2775 must be EVMSERR, but that generates a different text message
2776 than what the test programs are expecting. So an errno value must
2777 be derived from the native status value when an error occurs.
2778 That will hide the true native status message. With this version of
2779 perl, the true native child status can always be retrieved so that
2780 is not a problem. But in this case, Pl_statusvalue and errno may
2781 have different values in them.
2784 # define STATUS_NATIVE_CHILD_SET(n) \
2786 I32 evalue = (I32)n; \
2787 if (evalue == EVMSERR) { \
2788 PL_statusvalue_vms = vaxc$errno; \
2789 PL_statusvalue = evalue; \
2791 PL_statusvalue_vms = evalue; \
2792 if (evalue == -1) { \
2793 PL_statusvalue = -1; \
2794 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2796 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2797 set_vaxc_errno(evalue); \
2798 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2799 set_errno(EVMSERR); \
2800 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2801 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2805 # ifdef VMSISH_STATUS
2806 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2808 # define STATUS_CURRENT STATUS_UNIX
2811 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2812 * the NATIVE status to an equivalent value. Can not be used to translate
2813 * exit code values as exit code values are not guaranteed to have any
2814 * relationship at all to errno values.
2815 * This is used when Perl is forcing errno to have a specific value.
2817 # define STATUS_UNIX_SET(n) \
2819 I32 evalue = (I32)n; \
2820 PL_statusvalue = evalue; \
2821 if (PL_statusvalue != -1) { \
2822 if (PL_statusvalue != EVMSERR) { \
2823 PL_statusvalue &= 0xFFFF; \
2824 if (MY_POSIX_EXIT) \
2825 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2826 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2829 PL_statusvalue_vms = vaxc$errno; \
2832 else PL_statusvalue_vms = SS$_ABORT; \
2833 set_vaxc_errno(PL_statusvalue_vms); \
2836 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2837 * the NATIVE error status based on it.
2839 * When in the default mode to comply with the Perl VMS documentation,
2840 * 0 is a success and any other code sets the NATIVE status to a failure
2841 * code of SS$_ABORT.
2843 * In the new POSIX EXIT mode, native status will be set so that the
2844 * actual exit code will can be retrieved by the calling program or
2847 * If the exit code is not clearly a UNIX parent or child exit status,
2848 * it will be passed through as a VMS status.
2851 # define STATUS_UNIX_EXIT_SET(n) \
2853 I32 evalue = (I32)n; \
2854 PL_statusvalue = evalue; \
2855 if (MY_POSIX_EXIT) { \
2856 if (evalue <= 0xFF00) { \
2857 if (evalue > 0xFF) \
2858 evalue = (evalue >> child_offset_bits) & 0xFF; \
2859 PL_statusvalue_vms = \
2860 (C_FAC_POSIX | (evalue << 3 ) | \
2861 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2862 } else /* forgive them Perl, for they have sinned */ \
2863 PL_statusvalue_vms = evalue; \
2866 PL_statusvalue_vms = SS$_NORMAL; \
2867 else if (evalue <= 0xFF00) \
2868 PL_statusvalue_vms = SS$_ABORT; \
2869 else { /* forgive them Perl, for they have sinned */ \
2870 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2871 else PL_statusvalue_vms = vaxc$errno; \
2872 /* And obviously used a VMS status value instead of UNIX */ \
2873 PL_statusvalue = EVMSERR; \
2875 set_vaxc_errno(PL_statusvalue_vms); \
2880 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2881 * and sets the NATIVE error status based on it. This special case
2882 * is needed to maintain compatibility with past VMS behavior.
2884 * In the default mode on VMS, this number is passed through as
2885 * both the NATIVE and UNIX status. Which makes it different
2886 * that the STATUS_UNIX_EXIT_SET.
2888 * In the new POSIX EXIT mode, native status will be set so that the
2889 * actual exit code will can be retrieved by the calling program or
2892 * A POSIX exit code is from 0 to 255. If the exit code is higher
2893 * than this, it needs to be assumed that it is a VMS exit code and
2897 # define STATUS_EXIT_SET(n) \
2899 I32 evalue = (I32)n; \
2900 PL_statusvalue = evalue; \
2901 if (MY_POSIX_EXIT) \
2902 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2903 PL_statusvalue_vms = \
2904 (C_FAC_POSIX | (evalue << 3 ) | \
2905 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2907 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2908 set_vaxc_errno(PL_statusvalue_vms); \
2912 /* This macro forces a success status */
2913 # define STATUS_ALL_SUCCESS \
2914 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2916 /* This macro forces a failure status */
2917 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2918 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2919 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2922 # define STATUS_NATIVE PL_statusvalue_posix
2923 # if defined(WCOREDUMP)
2924 # define STATUS_NATIVE_CHILD_SET(n) \
2926 PL_statusvalue_posix = (n); \
2927 if (PL_statusvalue_posix == -1) \
2928 PL_statusvalue = -1; \
2931 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2932 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2933 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2936 # elif defined(WIFEXITED)
2937 # define STATUS_NATIVE_CHILD_SET(n) \
2939 PL_statusvalue_posix = (n); \
2940 if (PL_statusvalue_posix == -1) \
2941 PL_statusvalue = -1; \
2944 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2945 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2949 # define STATUS_NATIVE_CHILD_SET(n) \
2951 PL_statusvalue_posix = (n); \
2952 if (PL_statusvalue_posix == -1) \
2953 PL_statusvalue = -1; \
2956 PL_statusvalue_posix & 0xFFFF; \
2960 # define STATUS_UNIX_SET(n) \
2962 PL_statusvalue = (n); \
2963 if (PL_statusvalue != -1) \
2964 PL_statusvalue &= 0xFFFF; \
2966 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2967 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2968 # define STATUS_CURRENT STATUS_UNIX
2969 # define STATUS_EXIT STATUS_UNIX
2970 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2971 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2974 /* flags in PL_exit_flags for nature of exit() */
2975 #define PERL_EXIT_EXPECTED 0x01
2976 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2977 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2978 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2981 /* format to use for version numbers in file/directory names */
2982 /* XXX move to Configure? */
2983 /* This was only ever used for the current version, and that can be done at
2984 compile time, as PERL_FS_VERSION, so should we just delete it? */
2985 # ifndef PERL_FS_VER_FMT
2986 # define PERL_FS_VER_FMT "%d.%d.%d"
2990 #ifndef PERL_FS_VERSION
2991 # define PERL_FS_VERSION PERL_VERSION_STRING
2994 /* This defines a way to flush all output buffers. This may be a
2995 * performance issue, so we allow people to disable it. Also, if
2996 * we are using stdio, there are broken implementations of fflush(NULL)
2997 * out there, Solaris being the most prominent.
2999 #ifndef PERL_FLUSHALL_FOR_CHILD
3000 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
3001 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
3004 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
3006 # define PERL_FLUSHALL_FOR_CHILD NOOP
3011 #ifndef PERL_WAIT_FOR_CHILDREN
3012 # define PERL_WAIT_FOR_CHILDREN NOOP
3015 /* the traditional thread-unsafe notion of "current interpreter". */
3016 #ifndef PERL_SET_INTERP
3017 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3020 #ifndef PERL_GET_INTERP
3021 # define PERL_GET_INTERP (PL_curinterp)
3024 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3025 # ifdef MULTIPLICITY
3026 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3028 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3032 This replaces the previous %_ "hack" by the "%p" hacks.
3033 All that is required is that the perl source does not
3034 use "%-p" or "%-<number>p" or "%<number>p" formats.
3035 These formats will still work in perl code.
3036 See comments in sv.c for further details.
3038 Robin Barker 2005-07-14
3040 No longer use %1p for VDf = %vd. RMB 2007-10-19
3044 # define SVf_(n) "-" STRINGIFY(n) "p"
3052 # define SVf32 SVf_(32)
3056 # define SVf256 SVf_(256)
3059 #define SVfARG(p) ((void*)(p))
3065 /* Not ideal, but we cannot easily include a number in an already-numeric
3066 * format sequence. */
3068 # define HEKf256 "3p"
3071 #define HEKfARG(p) ((void*)(p))
3073 /* Takes three arguments: is_utf8, length, str */
3075 # define UTF8f "d%"UVuf"%4p"
3077 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3080 /* not used; but needed for backward compatibility with XS code? - RMB */
3089 /* not used; but needed for backward compatibility with XS code? - RMB */
3097 #ifdef HASATTRIBUTE_DEPRECATED
3098 # define __attribute__deprecated__ __attribute__((deprecated))
3100 #ifdef HASATTRIBUTE_FORMAT
3101 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3103 #ifdef HASATTRIBUTE_MALLOC
3104 # define __attribute__malloc__ __attribute__((__malloc__))
3106 #ifdef HASATTRIBUTE_NONNULL
3107 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3109 #ifdef HASATTRIBUTE_NORETURN
3110 # define __attribute__noreturn__ __attribute__((noreturn))
3112 #ifdef HASATTRIBUTE_PURE
3113 # define __attribute__pure__ __attribute__((pure))
3115 #ifdef HASATTRIBUTE_UNUSED
3116 # define __attribute__unused__ __attribute__((unused))
3118 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3119 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3122 /* If we haven't defined the attributes yet, define them to blank. */
3123 #ifndef __attribute__deprecated__
3124 # define __attribute__deprecated__
3126 #ifndef __attribute__format__
3127 # define __attribute__format__(x,y,z)
3129 #ifndef __attribute__malloc__
3130 # define __attribute__malloc__
3132 #ifndef __attribute__nonnull__
3133 # define __attribute__nonnull__(a)
3135 #ifndef __attribute__noreturn__
3136 # define __attribute__noreturn__
3138 #ifndef __attribute__pure__
3139 # define __attribute__pure__
3141 #ifndef __attribute__unused__
3142 # define __attribute__unused__
3144 #ifndef __attribute__warn_unused_result__
3145 # define __attribute__warn_unused_result__
3148 /* For functions that are marked as __attribute__noreturn__, it's not
3149 appropriate to call return. In either case, include the lint directive.
3151 #ifdef HASATTRIBUTE_NORETURN
3152 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3154 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3157 /* Some OS warn on NULL format to printf */
3158 #ifdef PRINTF_FORMAT_NULL_OK
3159 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3161 # define __attribute__format__null_ok__(x,y,z)
3164 #ifdef HAS_BUILTIN_EXPECT
3165 # define EXPECT(expr,val) __builtin_expect(expr,val)
3167 # define EXPECT(expr,val) (expr)
3169 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3170 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3171 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3175 /* Some unistd.h's give a prototype for pause() even though
3176 HAS_PAUSE ends up undefined. This causes the #define
3177 below to be rejected by the compiler. Sigh.
3182 #define Pause() sleep((32767<<16)+32767)
3186 # ifdef IOCPARM_MASK
3187 /* on BSDish systems we're safe */
3188 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3190 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3191 /* on Linux systems we're safe; except when we're not [perl #38223] */
3192 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3194 /* otherwise guess at what's safe */
3195 # define IOCPARM_LEN(x) 256
3200 #if defined(__CYGWIN__)
3202 * This symbol, if defined, indicates that the program should
3203 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3204 * that a file is in "binary" mode -- that is, that no translation
3205 * of bytes occurs on read or write operations.
3207 # define USEMYBINMODE /**/
3208 # include <io.h> /* for setmode() prototype */
3209 # define my_binmode(fp, iotype, mode) \
3210 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3214 void init_os_extras(void);
3217 #ifdef UNION_ANY_DEFINITION
3218 UNION_ANY_DEFINITION;
3227 void (*any_dptr) (void*);
3228 void (*any_dxptr) (pTHX_ void*);
3232 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3234 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3235 #define FILTER_DATA(idx) \
3236 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3237 #define FILTER_ISREADER(idx) \
3238 (PL_parser && PL_parser->rsfp_filters \
3239 && idx >= AvFILLp(PL_parser->rsfp_filters))
3240 #define PERL_FILTER_EXISTS(i) \
3241 (PL_parser && PL_parser->rsfp_filters \
3242 && (i) <= av_len(PL_parser->rsfp_filters))
3244 #if defined(_AIX) && !defined(_AIX43)
3245 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3246 /* We cannot include <crypt.h> to get the struct crypt_data
3247 * because of setkey prototype problems when threading */
3248 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3249 /* From OSF, Not needed in AIX
3257 #endif /* threading */
3261 # include "iperlsys.h"
3264 #ifdef __LIBCATAMOUNT__
3265 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3267 #define FAKE_BIT_BUCKET
3270 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3271 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3272 * defined by Configure, despite their names being similar to the
3273 * other defines like USE_ITHREADS. Configure in fact knows nothing
3274 * about the randomised hashes. Therefore to enable/disable the hash
3275 * randomisation defines use the Configure -Accflags=... instead. */
3276 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3277 # define USE_HASH_SEED
3280 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3281 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3282 * it's not really needed.
3285 # define YYTOKENTYPE
3291 YYSTYPE next_val; /* value of next token, if any */
3292 I32 next_type; /* type of next token */
3293 MADPROP *next_mad; /* everything else about that token */
3297 /* macros to define bit-fields in structs. */
3298 #ifndef PERL_BITFIELD8
3299 # define PERL_BITFIELD8 unsigned
3301 #ifndef PERL_BITFIELD16
3302 # define PERL_BITFIELD16 unsigned
3304 #ifndef PERL_BITFIELD32
3305 # define PERL_BITFIELD32 unsigned
3315 #include "opnames.h"
3322 #include "warnings.h"
3325 /* these would be in doio.h if there was such a file */
3326 #define my_stat() my_stat_flags(SV_GMAGIC)
3327 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3329 /* defined in sv.c, but also used in [ach]v.c */
3332 #undef _XPVCV_COMMON
3334 typedef struct _sublex_info SUBLEXINFO;
3335 struct _sublex_info {
3336 U8 super_state; /* lexer state to save */
3337 U16 sub_inwhat; /* "lex_inwhat" to use */
3338 OP *sub_op; /* "lex_op" to use */
3339 SV *repl; /* replacement of s/// or y/// */
3344 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3346 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3347 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3349 struct ptr_tbl_ent {
3350 struct ptr_tbl_ent* next;
3356 struct ptr_tbl_ent** tbl_ary;
3359 struct ptr_tbl_arena *tbl_arena;
3360 struct ptr_tbl_ent *tbl_arena_next;
3361 struct ptr_tbl_ent *tbl_arena_end;
3364 #if defined(htonl) && !defined(HAS_HTONL)
3367 #if defined(htons) && !defined(HAS_HTONS)
3370 #if defined(ntohl) && !defined(HAS_NTOHL)
3373 #if defined(ntohs) && !defined(HAS_NTOHS)
3381 # if (BYTEORDER & 0xffff) == 0x4321
3382 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3383 re-order their values. However, to behave identically to the alternative
3384 implementations, they should truncate to the correct size. */
3385 # define ntohl(x) ((x)&0xFFFFFFFF)
3386 # define htonl(x) ntohl(x)
3387 # define ntohs(x) ((x)&0xFFFF)
3388 # define htons(x) ntohs(x)
3389 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3391 /* Note that we can't straight out declare our own htonl and htons because
3392 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3393 to avoid the overhead of initialising the socket subsystem, but the headers
3394 that *declare* the various functions are still seen. If we declare our own
3395 htonl etc they will clash with the declarations in the Win32 headers. */
3397 PERL_STATIC_INLINE U32
3398 my_swap32(const U32 x) {
3399 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3400 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3403 PERL_STATIC_INLINE U16
3404 my_swap16(const U16 x) {
3405 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3408 # define htonl(x) my_swap32(x)
3409 # define ntohl(x) my_swap32(x)
3410 # define ntohs(x) my_swap16(x)
3411 # define htons(x) my_swap16(x)
3413 # error "Unsupported byteorder"
3414 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3415 the error message. Please check the value of the macro BYTEORDER, as defined
3416 in config.h. The values of BYTEORDER we expect are
3418 big endian little endian
3419 32 bit 0x4321 0x1234
3420 64 bit 0x87654321 0x12345678
3422 If you have a system with a different byte order, please see
3423 pod/perlhack.pod for how to submit a patch to add supporting code.
3429 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3432 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3433 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3434 re-order their values. However, to behave identically to the alternative
3435 implementations, they should truncate to the correct size. */
3436 # define vtohl(x) ((x)&0xFFFFFFFF)
3437 # define vtohs(x) ((x)&0xFFFF)
3438 # define htovl(x) vtohl(x)
3439 # define htovs(x) vtohs(x)
3440 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3441 # define vtohl(x) ((((x)&0xFF)<<24) \
3443 +(((x)&0x0000FF00)<<8) \
3444 +(((x)&0x00FF0000)>>8) )
3445 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3446 # define htovl(x) vtohl(x)
3447 # define htovs(x) vtohs(x)
3449 # error "Unsupported byteorder"
3450 /* If you have need for current perl on PDP-11 or similar, and can help test
3451 that blead keeps working on a mixed-endian system, then see
3452 pod/perlhack.pod for how to submit patches to things working again. */
3455 /* *MAX Plus 1. A floating point value.
3456 Hopefully expressed in a way that dodgy floating point can't mess up.
3457 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3459 May find that some broken compiler will want the value cast to I32.
3460 [after the shift, as signed >> may not be as secure as unsigned >>]
3462 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3463 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3464 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3465 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3466 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3468 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3470 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3471 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3472 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3474 /* This may look like unnecessary jumping through hoops, but converting
3475 out of range floating point values to integers *is* undefined behaviour,
3476 and it is starting to bite.
3479 #define I_32(what) (cast_i32((NV)(what)))
3480 #define U_32(what) (cast_ulong((NV)(what)))
3481 #define I_V(what) (cast_iv((NV)(what)))
3482 #define U_V(what) (cast_uv((NV)(what)))
3484 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3485 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3486 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3487 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3488 : ((n) < U32_MAX_P1 ? (U32) (n) \
3489 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3490 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3491 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3492 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3493 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3494 : ((n) < UV_MAX_P1 ? (UV) (n) \
3495 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3498 #define U_S(what) ((U16)U_32(what))
3499 #define U_I(what) ((unsigned int)U_32(what))
3500 #define U_L(what) U_32(what)
3503 # define Perl_signbit signbit
3506 /* These do not care about the fractional part, only about the range. */
3507 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3508 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3510 /* Used with UV/IV arguments: */
3511 /* XXXX: need to speed it up */
3512 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3513 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3520 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3521 Uid_t getuid (void);
3522 Uid_t geteuid (void);
3523 Gid_t getgid (void);
3524 Gid_t getegid (void);
3528 #ifndef Perl_debug_log
3529 # define Perl_debug_log PerlIO_stderr()
3532 #ifndef Perl_error_log
3533 # define Perl_error_log (PL_stderrgv \
3534 && isGV(PL_stderrgv) \
3535 && GvIOp(PL_stderrgv) \
3536 && IoOFP(GvIOp(PL_stderrgv)) \
3537 ? IoOFP(GvIOp(PL_stderrgv)) \
3542 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3543 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3544 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3545 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3546 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3547 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3548 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3549 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3550 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3551 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3552 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3553 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3554 /* U is reserved for Unofficial, exploratory hacking */
3555 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3556 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3557 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3558 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3559 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3560 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3561 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3562 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3563 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3564 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3565 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3566 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3567 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3568 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3569 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3571 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3572 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3573 that something was done? */
3575 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3576 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3577 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3578 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3579 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3580 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3581 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3582 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3583 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3584 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3585 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3586 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3587 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3588 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3589 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3590 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3591 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3592 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3593 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3594 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3595 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3596 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3597 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3598 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3599 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3600 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3601 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3602 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3603 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3607 # define DEBUG_p_TEST DEBUG_p_TEST_
3608 # define DEBUG_s_TEST DEBUG_s_TEST_
3609 # define DEBUG_l_TEST DEBUG_l_TEST_
3610 # define DEBUG_t_TEST DEBUG_t_TEST_
3611 # define DEBUG_o_TEST DEBUG_o_TEST_
3612 # define DEBUG_c_TEST DEBUG_c_TEST_
3613 # define DEBUG_P_TEST DEBUG_P_TEST_
3614 # define DEBUG_m_TEST DEBUG_m_TEST_
3615 # define DEBUG_f_TEST DEBUG_f_TEST_
3616 # define DEBUG_r_TEST DEBUG_r_TEST_
3617 # define DEBUG_x_TEST DEBUG_x_TEST_
3618 # define DEBUG_u_TEST DEBUG_u_TEST_
3619 # define DEBUG_U_TEST DEBUG_U_TEST_
3620 # define DEBUG_H_TEST DEBUG_H_TEST_
3621 # define DEBUG_X_TEST DEBUG_X_TEST_
3622 # define DEBUG_D_TEST DEBUG_D_TEST_
3623 # define DEBUG_S_TEST DEBUG_S_TEST_
3624 # define DEBUG_T_TEST DEBUG_T_TEST_
3625 # define DEBUG_R_TEST DEBUG_R_TEST_
3626 # define DEBUG_J_TEST DEBUG_J_TEST_
3627 # define DEBUG_v_TEST DEBUG_v_TEST_
3628 # define DEBUG_C_TEST DEBUG_C_TEST_
3629 # define DEBUG_A_TEST DEBUG_A_TEST_
3630 # define DEBUG_q_TEST DEBUG_q_TEST_
3631 # define DEBUG_M_TEST DEBUG_M_TEST_
3632 # define DEBUG_B_TEST DEBUG_B_TEST_
3633 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3634 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3635 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3637 # define PERL_DEB(a) a
3638 # define PERL_DEBUG(a) if (PL_debug) a
3639 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3640 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3641 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3642 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3643 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3644 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3645 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3647 /* Temporarily turn off memory debugging in case the a
3648 * does memory allocation, either directly or indirectly. */
3649 # define DEBUG_m(a) \
3651 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3654 # define DEBUG__(t, a) \
3656 if (t) STMT_START {a;} STMT_END; \
3659 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3660 #ifndef PERL_EXT_RE_BUILD
3661 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3663 # define DEBUG_r(a) STMT_START {a;} STMT_END
3664 #endif /* PERL_EXT_RE_BUILD */
3665 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3666 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3667 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3668 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3669 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3670 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3671 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3672 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3673 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3675 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3676 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3677 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3678 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3679 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3680 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3681 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3682 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3683 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3685 #else /* DEBUGGING */
3687 # define DEBUG_p_TEST (0)
3688 # define DEBUG_s_TEST (0)
3689 # define DEBUG_l_TEST (0)
3690 # define DEBUG_t_TEST (0)
3691 # define DEBUG_o_TEST (0)
3692 # define DEBUG_c_TEST (0)
3693 # define DEBUG_P_TEST (0)
3694 # define DEBUG_m_TEST (0)
3695 # define DEBUG_f_TEST (0)
3696 # define DEBUG_r_TEST (0)
3697 # define DEBUG_x_TEST (0)
3698 # define DEBUG_u_TEST (0)
3699 # define DEBUG_U_TEST (0)
3700 # define DEBUG_H_TEST (0)
3701 # define DEBUG_X_TEST (0)
3702 # define DEBUG_D_TEST (0)
3703 # define DEBUG_S_TEST (0)
3704 # define DEBUG_T_TEST (0)
3705 # define DEBUG_R_TEST (0)
3706 # define DEBUG_J_TEST (0)
3707 # define DEBUG_v_TEST (0)
3708 # define DEBUG_C_TEST (0)
3709 # define DEBUG_A_TEST (0)
3710 # define DEBUG_q_TEST (0)
3711 # define DEBUG_M_TEST (0)
3712 # define DEBUG_B_TEST (0)
3713 # define DEBUG_Xv_TEST (0)
3714 # define DEBUG_Uv_TEST (0)
3715 # define DEBUG_Pv_TEST (0)
3717 # define PERL_DEB(a)
3718 # define PERL_DEBUG(a)
3744 # define DEBUG_Xv(a)
3745 # define DEBUG_Uv(a)
3746 # define DEBUG_Pv(a)
3747 #endif /* DEBUGGING */
3750 #define DEBUG_SCOPE(where) \
3752 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3753 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3754 __FILE__, __LINE__));
3756 #if defined(DEBUGGING) && defined(I_ASSERT)
3757 # include <assert.h>
3760 /* Keep the old croak based assert for those who want it, and as a fallback if
3761 the platform is so heretically non-ANSI that it can't assert. */
3763 #define Perl_assert(what) PERL_DEB( \
3764 ((what) ? ((void) 0) : \
3765 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3766 "\", line %d", STRINGIFY(what), __LINE__), \
3770 # define assert(what) Perl_assert(what)
3773 # define assert_(what) assert(what),
3775 # define assert_(what)
3779 I32 (*uf_val)(pTHX_ IV, SV*);
3780 I32 (*uf_set)(pTHX_ IV, SV*);
3784 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3785 * XS code wanting to be backward compatible can do something
3786 * like the following:
3788 #ifndef PERL_MG_UFUNC
3789 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3792 static PERL_MG_UFUNC(foo_get, index, val)
3802 #ifndef PERL_MG_UFUNC
3803 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3806 /* Fix these up for __STDC__ */
3807 #ifndef DONT_DECLARE_STD
3808 char *mktemp (char*);
3810 double atof (const char*);
3815 /* All of these are in stdlib.h or time.h for ANSI C */
3817 struct tm *gmtime(), *localtime();
3819 char *(strchr)(), *(strrchr)();
3820 char *(strcpy)(), *(strcat)();
3822 char *strchr(), *strrchr();
3823 char *strcpy(), *strcat();
3825 #endif /* ! STANDARD_C */
3832 double exp (double);
3833 double log (double);
3834 double log10 (double);
3835 double sqrt (double);
3836 double frexp (double,int*);
3837 double ldexp (double,int);
3838 double modf (double,double*);
3839 double sin (double);
3840 double cos (double);
3841 double atan2 (double,double);
3842 double pow (double,double);
3846 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3847 # define NV_INF LDBL_INFINITY
3849 #if !defined(NV_INF) && defined(DBL_INFINITY)
3850 # define NV_INF (NV)DBL_INFINITY
3852 #if !defined(NV_INF) && defined(INFINITY)
3853 # define NV_INF (NV)INFINITY
3855 #if !defined(NV_INF) && defined(INF)
3856 # define NV_INF (NV)INF
3858 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3859 # define NV_INF (NV)HUGE_VALL
3861 #if !defined(NV_INF) && defined(HUGE_VAL)
3862 # define NV_INF (NV)HUGE_VAL
3865 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3866 # if !defined(NV_NAN) && defined(LDBL_NAN)
3867 # define NV_NAN LDBL_NAN
3869 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3870 # define NV_NAN LDBL_QNAN
3872 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3873 # define NV_NAN LDBL_SNAN
3876 #if !defined(NV_NAN) && defined(DBL_NAN)
3877 # define NV_NAN (NV)DBL_NAN
3879 #if !defined(NV_NAN) && defined(DBL_QNAN)
3880 # define NV_NAN (NV)DBL_QNAN
3882 #if !defined(NV_NAN) && defined(DBL_SNAN)
3883 # define NV_NAN (NV)DBL_SNAN
3885 #if !defined(NV_NAN) && defined(QNAN)
3886 # define NV_NAN (NV)QNAN
3888 #if !defined(NV_NAN) && defined(SNAN)
3889 # define NV_NAN (NV)SNAN
3891 #if !defined(NV_NAN) && defined(NAN)
3892 # define NV_NAN (NV)NAN
3896 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3897 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3899 # if !defined(WIN32) && !defined(VMS)
3901 char *crypt (const char*, const char*);
3903 # endif /* !WIN32 */
3904 # endif /* !NeXT && !__NeXT__ */
3905 # ifndef DONT_DECLARE_STD
3907 char *getenv (const char*);
3908 # endif /* !getenv */
3909 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3910 # ifdef _FILE_OFFSET_BITS
3911 # if _FILE_OFFSET_BITS == 64
3912 Off_t lseek (int,Off_t,int);
3916 # endif /* !DONT_DECLARE_STD */
3919 char *getlogin (void);
3921 # endif /* !WIN32 */
3922 #endif /* !__cplusplus */
3924 /* Fixme on VMS. This needs to be a run-time, not build time options */
3925 /* Also rename() is affected by this */
3926 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3927 #define UNLINK unlnk
3928 I32 unlnk (pTHX_ const char*);
3930 #define UNLINK PerlLIO_unlink
3933 /* some versions of glibc are missing the setresuid() proto */
3934 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3935 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3937 /* some versions of glibc are missing the setresgid() proto */
3938 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3939 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3942 #ifndef HAS_SETREUID
3943 # ifdef HAS_SETRESUID
3944 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3945 # define HAS_SETREUID
3948 #ifndef HAS_SETREGID
3949 # ifdef HAS_SETRESGID
3950 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3951 # define HAS_SETREGID
3955 /* Sighandler_t defined in iperlsys.h */
3957 #ifdef HAS_SIGACTION
3958 typedef struct sigaction Sigsave_t;
3960 typedef Sighandler_t Sigsave_t;
3971 # define RUNOPS_DEFAULT Perl_runops_debug
3973 # define RUNOPS_DEFAULT Perl_runops_standard
3977 EXTERN_C void PerlIO_teardown(void);
3978 # ifdef USE_ITHREADS
3979 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3980 # define PERLIO_TERM \
3982 PerlIO_teardown(); \
3983 MUTEX_DESTROY(&PL_perlio_mutex);\
3986 # define PERLIO_INIT
3987 # define PERLIO_TERM PerlIO_teardown()
3990 # define PERLIO_INIT
3991 # define PERLIO_TERM
3995 # ifdef MUTEX_INIT_CALLS_MALLOC
3996 # define MALLOC_INIT \
3998 PL_malloc_mutex = NULL; \
3999 MUTEX_INIT(&PL_malloc_mutex); \
4001 # define MALLOC_TERM \
4003 perl_mutex tmp = PL_malloc_mutex; \
4004 PL_malloc_mutex = NULL; \
4005 MUTEX_DESTROY(&tmp); \
4008 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4009 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4012 # define MALLOC_INIT
4013 # define MALLOC_TERM
4016 #if defined(PERL_IMPLICIT_CONTEXT)
4018 struct perl_memory_debug_header;
4019 struct perl_memory_debug_header {
4024 struct perl_memory_debug_header *prev;
4025 struct perl_memory_debug_header *next;
4028 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4029 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4030 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4036 #ifdef PERL_TRACK_MEMPOOL
4037 # define INIT_TRACK_MEMPOOL(header, interp) \
4039 (header).interpreter = (interp); \
4040 (header).prev = (header).next = &(header); \
4043 # define INIT_TRACK_MEMPOOL(header, interp)
4046 #ifdef I_MALLOCMALLOC
4047 /* Needed for malloc_size(), malloc_good_size() on some systems */
4048 # include <malloc/malloc.h>
4052 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4054 # ifdef HAS_MALLOC_SIZE
4055 # ifdef PERL_TRACK_MEMPOOL
4056 # define Perl_safesysmalloc_size(where) \
4057 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4059 # define Perl_safesysmalloc_size(where) malloc_size(where)
4062 # ifdef HAS_MALLOC_GOOD_SIZE
4063 # ifdef PERL_TRACK_MEMPOOL
4064 # define Perl_malloc_good_size(how_much) \
4065 (malloc_good_size((how_much) + sTHX) - sTHX)
4067 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4070 /* Having this as the identity operation makes some code simpler. */
4071 # define Perl_malloc_good_size(how_much) (how_much)
4075 typedef int (*runops_proc_t)(pTHX);
4076 typedef void (*share_proc_t) (pTHX_ SV *sv);
4077 typedef int (*thrhook_proc_t) (pTHX);
4078 typedef OP* (*PPADDR_t[]) (pTHX);
4079 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4080 typedef void (*despatch_signals_proc_t) (pTHX);
4082 /* NeXT has problems with crt0.o globals */
4083 #if defined(__DYNAMIC__) && \
4084 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4085 # if defined(NeXT) || defined(__NeXT)
4086 # include <mach-o/dyld.h>
4087 # define environ (*environ_pointer)
4088 EXT char *** environ_pointer;
4090 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4091 # include <crt_externs.h> /* for the env array */
4092 # define environ (*_NSGetEnviron())
4096 /* VMS and some other platforms don't use the environ array */
4097 # ifdef USE_ENVIRON_ARRAY
4098 # if !defined(DONT_DECLARE_STD) || \
4099 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4101 extern char ** environ; /* environment variables supplied via exec */
4106 #define PERL_PATCHLEVEL_H_IMPLICIT
4107 #include "patchlevel.h"
4108 #undef PERL_PATCHLEVEL_H_IMPLICIT
4110 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4111 STRINGIFY(PERL_VERSION) "." \
4112 STRINGIFY(PERL_SUBVERSION)
4114 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4115 STRINGIFY(PERL_API_VERSION) "." \
4116 STRINGIFY(PERL_API_SUBVERSION)
4120 /* handy constants */
4121 EXTCONST char PL_warn_uninit[]
4122 INIT("Use of uninitialized value%s%s%s");
4123 EXTCONST char PL_warn_uninit_sv[]
4124 INIT("Use of uninitialized value%"SVf"%s%s");
4125 EXTCONST char PL_warn_nosemi[]
4126 INIT("Semicolon seems to be missing");
4127 EXTCONST char PL_warn_reserved[]
4128 INIT("Unquoted string \"%s\" may clash with future reserved word");
4129 EXTCONST char PL_warn_nl[]
4130 INIT("Unsuccessful %s on filename containing newline");
4131 EXTCONST char PL_no_wrongref[]
4132 INIT("Can't use %s ref as %s ref");
4133 /* The core no longer needs these here. If you require the string constant,
4134 please inline a copy into your own code. */
4135 EXTCONST char PL_no_symref[] __attribute__deprecated__
4136 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4137 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4138 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4139 EXTCONST char PL_no_usym[]
4140 INIT("Can't use an undefined value as %s reference");
4141 EXTCONST char PL_no_aelem[]
4142 INIT("Modification of non-creatable array value attempted, subscript %d");
4143 EXTCONST char PL_no_helem_sv[]
4144 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4145 EXTCONST char PL_no_modify[]
4146 INIT("Modification of a read-only value attempted");
4147 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4148 INIT("Out of memory!\n");
4149 EXTCONST char PL_no_security[]
4150 INIT("Insecure dependency in %s%s");
4151 EXTCONST char PL_no_sock_func[]
4152 INIT("Unsupported socket function \"%s\" called");
4153 EXTCONST char PL_no_dir_func[]
4154 INIT("Unsupported directory function \"%s\" called");
4155 EXTCONST char PL_no_func[]
4156 INIT("The %s function is unimplemented");
4157 EXTCONST char PL_no_myglob[]
4158 INIT("\"%s\" variable %s can't be in a package");
4159 EXTCONST char PL_no_localize_ref[]
4160 INIT("Can't localize through a reference");
4161 EXTCONST char PL_memory_wrap[]
4162 INIT("panic: memory wrap");
4164 EXTCONST char PL_Yes[]
4166 EXTCONST char PL_No[]
4168 EXTCONST char PL_hexdigit[]
4169 INIT("0123456789abcdef0123456789ABCDEF");
4171 /* This is constant on most architectures, a global on OS/2 */
4173 EXTCONST char PL_sh_path[]
4174 INIT(SH_PATH); /* full path of shell */
4178 EXTCONST char PL_cshname[]
4180 # define PL_cshlen (sizeof(CSH "") - 1)
4183 /* These are baked at compile time into any shared perl library.
4184 In future releases this will allow us in main() to sanity test the
4185 library we're linking against. */
4187 EXTCONST U8 PL_revision
4188 INIT(PERL_REVISION);
4189 EXTCONST U8 PL_version
4191 EXTCONST U8 PL_subversion
4192 INIT(PERL_SUBVERSION);
4194 EXTCONST char PL_uuemap[65]
4195 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4198 EXTCONST char PL_uudmap[256] =
4200 # include "uuudmap.h"
4202 # include "uudmap.h"
4205 EXTCONST char PL_bitcount[256] =
4207 # include "ubitcount.h"
4209 # include "bitcount.h"
4212 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4213 EXTCONST int PL_sig_num[] = { SIG_NUM };
4215 EXTCONST char PL_uudmap[256];
4216 EXTCONST char PL_bitcount[256];
4217 EXTCONST char* const PL_sig_name[];
4218 EXTCONST int PL_sig_num[];
4221 /* fast conversion and case folding tables. The folding tables complement the
4222 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4223 * folds such as outside the range or to multiple characters. */
4228 /* The EBCDIC fold table depends on the code page, and hence is found in
4231 EXTCONST unsigned char PL_fold[] = {
4232 0, 1, 2, 3, 4, 5, 6, 7,
4233 8, 9, 10, 11, 12, 13, 14, 15,
4234 16, 17, 18, 19, 20, 21, 22, 23,
4235 24, 25, 26, 27, 28, 29, 30, 31,
4236 32, 33, 34, 35, 36, 37, 38, 39,
4237 40, 41, 42, 43, 44, 45, 46, 47,
4238 48, 49, 50, 51, 52, 53, 54, 55,
4239 56, 57, 58, 59, 60, 61, 62, 63,
4240 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4241 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4242 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4243 'x', 'y', 'z', 91, 92, 93, 94, 95,
4244 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4245 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4246 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4247 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4248 128, 129, 130, 131, 132, 133, 134, 135,
4249 136, 137, 138, 139, 140, 141, 142, 143,
4250 144, 145, 146, 147, 148, 149, 150, 151,
4251 152, 153, 154, 155, 156, 157, 158, 159,
4252 160, 161, 162, 163, 164, 165, 166, 167,
4253 168, 169, 170, 171, 172, 173, 174, 175,
4254 176, 177, 178, 179, 180, 181, 182, 183,
4255 184, 185, 186, 187, 188, 189, 190, 191,
4256 192, 193, 194, 195, 196, 197, 198, 199,
4257 200, 201, 202, 203, 204, 205, 206, 207,
4258 208, 209, 210, 211, 212, 213, 214, 215,
4259 216, 217, 218, 219, 220, 221, 222, 223,
4260 224, 225, 226, 227, 228, 229, 230, 231,
4261 232, 233, 234, 235, 236, 237, 238, 239,
4262 240, 241, 242, 243, 244, 245, 246, 247,
4263 248, 249, 250, 251, 252, 253, 254, 255
4265 EXTCONST unsigned char PL_fold_latin1[] = {
4266 /* Full latin1 complement folding, except for three problematic code points:
4267 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4268 * fold complements outside the Latin1 range, so can't match something
4269 * that isn't in utf8.
4270 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4271 * not one, so can't be represented in this table.
4273 * All have to be specially handled */
4274 0, 1, 2, 3, 4, 5, 6, 7,
4275 8, 9, 10, 11, 12, 13, 14, 15,
4276 16, 17, 18, 19, 20, 21, 22, 23,
4277 24, 25, 26, 27, 28, 29, 30, 31,
4278 32, 33, 34, 35, 36, 37, 38, 39,
4279 40, 41, 42, 43, 44, 45, 46, 47,
4280 48, 49, 50, 51, 52, 53, 54, 55,
4281 56, 57, 58, 59, 60, 61, 62, 63,
4282 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4283 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4284 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4285 'x', 'y', 'z', 91, 92, 93, 94, 95,
4286 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4287 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4288 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4289 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4290 128, 129, 130, 131, 132, 133, 134, 135,
4291 136, 137, 138, 139, 140, 141, 142, 143,
4292 144, 145, 146, 147, 148, 149, 150, 151,
4293 152, 153, 154, 155, 156, 157, 158, 159,
4294 160, 161, 162, 163, 164, 165, 166, 167,
4295 168, 169, 170, 171, 172, 173, 174, 175,
4296 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4297 184, 185, 186, 187, 188, 189, 190, 191,
4298 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4299 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4300 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4301 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4302 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4303 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4304 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4305 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4306 255 /* y with diaeresis */
4309 /* If these tables are accessed through ebcdic, the access will be converted to
4311 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4312 0, 1, 2, 3, 4, 5, 6, 7,
4313 8, 9, 10, 11, 12, 13, 14, 15,
4314 16, 17, 18, 19, 20, 21, 22, 23,
4315 24, 25, 26, 27, 28, 29, 30, 31,
4316 32, 33, 34, 35, 36, 37, 38, 39,
4317 40, 41, 42, 43, 44, 45, 46, 47,
4318 48, 49, 50, 51, 52, 53, 54, 55,
4319 56, 57, 58, 59, 60, 61, 62, 63,
4320 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4321 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4322 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4323 'x', 'y', 'z', 91, 92, 93, 94, 95,
4324 96, 97, 98, 99, 100, 101, 102, 103,
4325 104, 105, 106, 107, 108, 109, 110, 111,
4326 112, 113, 114, 115, 116, 117, 118, 119,
4327 120, 121, 122, 123, 124, 125, 126, 127,
4328 128, 129, 130, 131, 132, 133, 134, 135,
4329 136, 137, 138, 139, 140, 141, 142, 143,
4330 144, 145, 146, 147, 148, 149, 150, 151,
4331 152, 153, 154, 155, 156, 157, 158, 159,
4332 160, 161, 162, 163, 164, 165, 166, 167,
4333 168, 169, 170, 171, 172, 173, 174, 175,
4334 176, 177, 178, 179, 180, 181, 182, 183,
4335 184, 185, 186, 187, 188, 189, 190, 191,
4336 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4337 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4338 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4339 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4340 224, 225, 226, 227, 228, 229, 230, 231,
4341 232, 233, 234, 235, 236, 237, 238, 239,
4342 240, 241, 242, 243, 244, 245, 246, 247,
4343 248, 249, 250, 251, 252, 253, 254, 255
4346 /* upper and title case of latin1 characters, modified so that the three tricky
4347 * ones are mapped to 255 (which is one of the three) */
4348 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4349 0, 1, 2, 3, 4, 5, 6, 7,
4350 8, 9, 10, 11, 12, 13, 14, 15,
4351 16, 17, 18, 19, 20, 21, 22, 23,
4352 24, 25, 26, 27, 28, 29, 30, 31,
4353 32, 33, 34, 35, 36, 37, 38, 39,
4354 40, 41, 42, 43, 44, 45, 46, 47,
4355 48, 49, 50, 51, 52, 53, 54, 55,
4356 56, 57, 58, 59, 60, 61, 62, 63,
4357 64, 65, 66, 67, 68, 69, 70, 71,
4358 72, 73, 74, 75, 76, 77, 78, 79,
4359 80, 81, 82, 83, 84, 85, 86, 87,
4360 88, 89, 90, 91, 92, 93, 94, 95,
4361 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4362 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4363 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4364 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4365 128, 129, 130, 131, 132, 133, 134, 135,
4366 136, 137, 138, 139, 140, 141, 142, 143,
4367 144, 145, 146, 147, 148, 149, 150, 151,
4368 152, 153, 154, 155, 156, 157, 158, 159,
4369 160, 161, 162, 163, 164, 165, 166, 167,
4370 168, 169, 170, 171, 172, 173, 174, 175,
4371 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4372 184, 185, 186, 187, 188, 189, 190, 191,
4373 192, 193, 194, 195, 196, 197, 198, 199,
4374 200, 201, 202, 203, 204, 205, 206, 207,
4375 208, 209, 210, 211, 212, 213, 214, 215,
4376 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4377 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4378 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4379 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4380 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4382 #endif /* !EBCDIC, but still in DOINIT */
4383 #else /* ! DOINIT */
4385 EXTCONST unsigned char PL_fold[];
4386 EXTCONST unsigned char PL_fold_latin1[];
4387 EXTCONST unsigned char PL_mod_latin1_uc[];
4388 EXTCONST unsigned char PL_latin1_lc[];
4392 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4394 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4395 0, 1, 2, 3, 4, 5, 6, 7,
4396 8, 9, 10, 11, 12, 13, 14, 15,
4397 16, 17, 18, 19, 20, 21, 22, 23,
4398 24, 25, 26, 27, 28, 29, 30, 31,
4399 32, 33, 34, 35, 36, 37, 38, 39,
4400 40, 41, 42, 43, 44, 45, 46, 47,
4401 48, 49, 50, 51, 52, 53, 54, 55,
4402 56, 57, 58, 59, 60, 61, 62, 63,
4403 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4404 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4405 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4406 'x', 'y', 'z', 91, 92, 93, 94, 95,
4407 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4408 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4409 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4410 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4411 128, 129, 130, 131, 132, 133, 134, 135,
4412 136, 137, 138, 139, 140, 141, 142, 143,
4413 144, 145, 146, 147, 148, 149, 150, 151,
4414 152, 153, 154, 155, 156, 157, 158, 159,
4415 160, 161, 162, 163, 164, 165, 166, 167,
4416 168, 169, 170, 171, 172, 173, 174, 175,
4417 176, 177, 178, 179, 180, 181, 182, 183,
4418 184, 185, 186, 187, 188, 189, 190, 191,
4419 192, 193, 194, 195, 196, 197, 198, 199,
4420 200, 201, 202, 203, 204, 205, 206, 207,
4421 208, 209, 210, 211, 212, 213, 214, 215,
4422 216, 217, 218, 219, 220, 221, 222, 223,
4423 224, 225, 226, 227, 228, 229, 230, 231,
4424 232, 233, 234, 235, 236, 237, 238, 239,
4425 240, 241, 242, 243, 244, 245, 246, 247,
4426 248, 249, 250, 251, 252, 253, 254, 255
4429 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4431 #endif /* !PERL_GLOBAL_STRUCT */
4435 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4436 1, 2, 84, 151, 154, 155, 156, 157,
4437 165, 246, 250, 3, 158, 7, 18, 29,
4438 40, 51, 62, 73, 85, 96, 107, 118,
4439 129, 140, 147, 148, 149, 150, 152, 153,
4440 255, 6, 8, 9, 10, 11, 12, 13,
4441 14, 15, 24, 25, 26, 27, 28, 226,
4442 29, 30, 31, 32, 33, 43, 44, 45,
4443 46, 47, 48, 49, 50, 76, 77, 78,
4444 79, 80, 81, 82, 83, 84, 85, 86,
4445 87, 94, 95, 234, 181, 233, 187, 190,
4446 180, 96, 97, 98, 99, 100, 101, 102,
4447 104, 112, 182, 174, 236, 232, 229, 103,
4448 228, 226, 114, 115, 116, 117, 118, 119,
4449 120, 121, 122, 235, 176, 230, 194, 162,
4450 130, 131, 132, 133, 134, 135, 136, 137,
4451 138, 139, 201, 205, 163, 217, 220, 224,
4452 5, 248, 227, 244, 242, 255, 241, 231,
4453 240, 253, 16, 197, 19, 20, 21, 187,
4454 23, 169, 210, 245, 237, 249, 247, 239,
4455 168, 252, 34, 196, 36, 37, 38, 39,
4456 41, 42, 251, 254, 238, 223, 221, 213,
4457 225, 177, 52, 53, 54, 55, 56, 57,
4458 58, 59, 60, 61, 63, 64, 65, 66,
4459 67, 68, 69, 70, 71, 72, 74, 75,
4460 205, 208, 186, 202, 200, 218, 198, 179,
4461 178, 214, 88, 89, 90, 91, 92, 93,
4462 217, 166, 170, 207, 199, 209, 206, 204,
4463 160, 212, 105, 106, 108, 109, 110, 111,
4464 203, 113, 216, 215, 192, 175, 193, 243,
4465 172, 161, 123, 124, 125, 126, 127, 128,
4466 222, 219, 211, 195, 188, 193, 185, 184,
4467 191, 183, 141, 142, 143, 144, 145, 146
4469 #else /* ascii rather than ebcdic */
4470 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4471 1, 2, 84, 151, 154, 155, 156, 157,
4472 165, 246, 250, 3, 158, 7, 18, 29,
4473 40, 51, 62, 73, 85, 96, 107, 118,
4474 129, 140, 147, 148, 149, 150, 152, 153,
4475 255, 182, 224, 205, 174, 176, 180, 217,
4476 233, 232, 236, 187, 235, 228, 234, 226,
4477 222, 219, 211, 195, 188, 193, 185, 184,
4478 191, 183, 201, 229, 181, 220, 194, 162,
4479 163, 208, 186, 202, 200, 218, 198, 179,
4480 178, 214, 166, 170, 207, 199, 209, 206,
4481 204, 160, 212, 216, 215, 192, 175, 173,
4482 243, 172, 161, 190, 203, 189, 164, 230,
4483 167, 248, 227, 244, 242, 255, 241, 231,
4484 240, 253, 169, 210, 245, 237, 249, 247,
4485 239, 168, 252, 251, 254, 238, 223, 221,
4486 213, 225, 177, 197, 171, 196, 159, 4,
4487 5, 6, 8, 9, 10, 11, 12, 13,
4488 14, 15, 16, 17, 19, 20, 21, 22,
4489 23, 24, 25, 26, 27, 28, 30, 31,
4490 32, 33, 34, 35, 36, 37, 38, 39,
4491 41, 42, 43, 44, 45, 46, 47, 48,
4492 49, 50, 52, 53, 54, 55, 56, 57,
4493 58, 59, 60, 61, 63, 64, 65, 66,
4494 67, 68, 69, 70, 71, 72, 74, 75,
4495 76, 77, 78, 79, 80, 81, 82, 83,
4496 86, 87, 88, 89, 90, 91, 92, 93,
4497 94, 95, 97, 98, 99, 100, 101, 102,
4498 103, 104, 105, 106, 108, 109, 110, 111,
4499 112, 113, 114, 115, 116, 117, 119, 120,
4500 121, 122, 123, 124, 125, 126, 127, 128,
4501 130, 131, 132, 133, 134, 135, 136, 137,
4502 138, 139, 141, 142, 143, 144, 145, 146
4506 EXTCONST unsigned char PL_freq[];
4509 /* Although only used for debugging, these constants must be available in
4510 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4511 * which has DEBUGGING enabled always */
4513 EXTCONST char* const PL_block_type[] = {
4528 EXTCONST char* PL_block_type[];
4531 /* These are all the compile time options that affect binary compatibility.
4532 Other compile time options that are binary compatible are in perl.c
4533 Both are combined for the output of perl -V
4534 However, this string will be embedded in any shared perl library, which will
4535 allow us add a comparison check in perlmain.c in the near future. */
4537 EXTCONST char PL_bincompat_options[] =
4538 # ifdef DEBUG_LEAKING_SCALARS
4539 " DEBUG_LEAKING_SCALARS"
4541 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4542 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4550 # ifdef HAVE_INTERP_INTERN
4551 " HAVE_INTERP_INTERN"
4553 # ifdef MULTIPLICITY
4559 # ifdef PERLIO_LAYERS
4562 # ifdef PERL_DEBUG_READONLY_OPS
4563 " PERL_DEBUG_READONLY_OPS"
4565 # ifdef PERL_GLOBAL_STRUCT
4566 " PERL_GLOBAL_STRUCT"
4568 # ifdef PERL_IMPLICIT_CONTEXT
4569 " PERL_IMPLICIT_CONTEXT"
4571 # ifdef PERL_IMPLICIT_SYS
4572 " PERL_IMPLICIT_SYS"
4580 # ifdef PERL_NEED_APPCTX
4583 # ifdef PERL_NEED_TIMESBASE
4584 " PERL_NEED_TIMESBASE"
4586 # ifdef PERL_OLD_COPY_ON_WRITE
4587 " PERL_OLD_COPY_ON_WRITE"
4592 # ifdef PERL_SAWAMPERSAND
4593 " PERL_SAWAMPERSAND"
4595 # ifdef PERL_TRACK_MEMPOOL
4596 " PERL_TRACK_MEMPOOL"
4598 # ifdef PERL_USES_PL_PIDSTATUS
4599 " PERL_USES_PL_PIDSTATUS"
4601 # ifdef USE_64_BIT_ALL
4604 # ifdef USE_64_BIT_INT
4610 # ifdef USE_ITHREADS
4613 # ifdef USE_LARGE_FILES
4616 # ifdef USE_LOCALE_COLLATE
4617 " USE_LOCALE_COLLATE"
4619 # ifdef USE_LOCALE_NUMERIC
4620 " USE_LOCALE_NUMERIC"
4622 # ifdef USE_LONG_DOUBLE
4628 # ifdef USE_REENTRANT_API
4629 " USE_REENTRANT_API"
4637 # ifdef VMS_DO_SOCKETS
4640 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4641 " VMS_SHORTEN_LONG_SYMBOLS"
4643 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4644 " VMS_SYMBOL_CASE_AS_IS"
4648 EXTCONST char PL_bincompat_options[];
4651 #ifndef PERL_SET_PHASE
4652 # define PERL_SET_PHASE(new_phase) \
4653 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4654 PL_phase = new_phase;
4657 /* The interpreter phases. If these ever change, PL_phase_names right below will
4658 * need to be updated accordingly. */
4660 PERL_PHASE_CONSTRUCT = 0,
4661 PERL_PHASE_START = 1,
4662 PERL_PHASE_CHECK = 2,
4663 PERL_PHASE_INIT = 3,
4666 PERL_PHASE_DESTRUCT = 6
4670 EXTCONST char *const PL_phase_names[] = {
4680 EXTCONST char *const PL_phase_names[];
4684 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4685 * instead of using the newer PL_phase, which provides everything PL_dirty
4686 * provided, and more. */
4687 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4689 # define PL_amagic_generation PL_na
4690 #endif /* !PERL_CORE */
4692 #define PL_hints PL_compiling.cop_hints
4696 /*****************************************************************************/
4697 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4698 /*****************************************************************************/
4699 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4702 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4711 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4722 XTERMORDORDOR /* evil hack */
4723 /* update exp_name[] in toke.c if adding to this enum */
4726 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4727 special and there is no need for HINT_PRIVATE_MASK for COPs
4728 However, bitops store HINT_INTEGER in their op_private. */
4729 #define HINT_INTEGER 0x00000001 /* integer pragma */
4730 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4731 #define HINT_LOCALE 0x00000004 /* locale pragma */
4732 #define HINT_BYTES 0x00000008 /* bytes pragma */
4733 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4735 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4736 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4737 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4739 #define HINT_BLOCK_SCOPE 0x00000100
4740 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4741 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4742 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4744 /* The HINT_NEW_* constants are used by the overload pragma */
4745 #define HINT_NEW_INTEGER 0x00001000
4746 #define HINT_NEW_FLOAT 0x00002000
4747 #define HINT_NEW_BINARY 0x00004000
4748 #define HINT_NEW_STRING 0x00008000
4749 #define HINT_NEW_RE 0x00010000
4750 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4751 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4752 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4754 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4755 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4757 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4758 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4760 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4762 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4764 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4766 /* Note: Used for NATIVE_HINTS, currently
4767 defined by vms/vmsish.h:
4772 /* The following are stored in $^H{sort}, not in PL_hints */
4773 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4774 #define HINT_SORT_QUICKSORT 0x00000001
4775 #define HINT_SORT_MERGESORT 0x00000002
4776 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4778 /* flags for PL_sawampersand */
4780 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4781 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4782 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4784 #ifndef PERL_SAWAMPERSAND
4785 # define PL_sawampersand \
4786 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4789 /* Various states of the input record separator SV (rs) */
4790 #define RsSNARF(sv) (! SvOK(sv))
4791 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4792 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4793 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4795 /* A struct for keeping various DEBUGGING related stuff,
4796 * neatly packed. Currently only scratch variables for
4797 * constructing debug output are included. Needed always,
4798 * not just when DEBUGGING, though, because of the re extension. c*/
4799 struct perl_debug_pad {
4803 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4804 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4805 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4808 /* Enable variables which are pointers to functions */
4809 typedef void (*peep_t)(pTHX_ OP* o);
4810 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4811 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4812 char* strend, char* strbeg, I32 minend,
4813 SV* screamer, void* data, U32 flags);
4814 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4815 char *strpos, char *strend,
4817 re_scream_pos_data *d);
4818 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4819 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4820 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4821 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4823 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4824 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4825 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4826 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4827 typedef void (*XSINIT_t) (pTHX);
4828 typedef void (*ATEXIT_t) (pTHX_ void*);
4829 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4831 typedef OP* (*Perl_ppaddr_t)(pTHX);
4832 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4833 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4834 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4835 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4837 typedef void(*globhook_t)(pTHX);
4839 #define KEYWORD_PLUGIN_DECLINE 0
4840 #define KEYWORD_PLUGIN_STMT 1
4841 #define KEYWORD_PLUGIN_EXPR 2
4843 /* Interpreter exitlist entry */
4844 typedef struct exitlistentry {
4845 void (*fn) (pTHX_ void*);
4847 } PerlExitListEntry;
4849 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4850 /* These have to be before perlvars.h */
4851 #if !defined(HAS_SIGACTION) && defined(VMS)
4852 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4854 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4855 #if defined(KILL_BY_SIGPRC)
4856 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4859 #if !defined(MULTIPLICITY)
4861 struct interpreter {
4867 /* If we have multiple interpreters define a struct
4868 holding variables which must be per-interpreter
4869 If we don't have threads anything that would have
4870 be per-thread is per-interpreter.
4873 /* Set up PERLVAR macros for populating structs */
4874 # define PERLVAR(prefix,var,type) type prefix##var;
4876 /* 'var' is an array of length 'n' */
4877 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4879 /* initialize 'var' to init' */
4880 # define PERLVARI(prefix,var,type,init) type prefix##var;
4882 /* like PERLVARI, but make 'var' a const */
4883 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4885 struct interpreter {
4886 # include "intrpvar.h"
4889 EXTCONST U16 PL_interp_size
4890 INIT(sizeof(struct interpreter));
4892 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4893 STRUCT_OFFSET(struct interpreter, member) + \
4894 sizeof(((struct interpreter*)0)->member)
4896 /* This will be useful for subsequent releases, because this has to be the
4897 same in your libperl as in main(), else you have a mismatch and must abort.
4899 EXTCONST U16 PL_interp_size_5_18_0
4900 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4903 # ifdef PERL_GLOBAL_STRUCT
4904 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4905 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4908 # include "perlvars.h"
4911 EXTCONST U16 PL_global_struct_size
4912 INIT(sizeof(struct perl_vars));
4915 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4916 EXT struct perl_vars PL_Vars;
4917 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4918 # undef PERL_GET_VARS
4919 # define PERL_GET_VARS() PL_VarsPtr
4920 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4921 # else /* PERL_CORE */
4922 # if !defined(__GNUC__) || !defined(WIN32)
4925 struct perl_vars *PL_VarsPtr;
4926 # define PL_Vars (*((PL_VarsPtr) \
4927 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4928 # endif /* PERL_CORE */
4929 # endif /* PERL_GLOBAL_STRUCT */
4931 /* Done with PERLVAR macros for now ... */
4937 #endif /* MULTIPLICITY */
4939 struct tempsym; /* defined in pp_pack.c */
4944 #ifndef PERL_CALLCONV
4946 # define PERL_CALLCONV extern "C"
4948 # define PERL_CALLCONV
4951 #ifndef PERL_CALLCONV_NO_RET
4952 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4955 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4956 dont have a noreturn as a declaration specifier
4958 #ifndef PERL_STATIC_NO_RET
4959 # define PERL_STATIC_NO_RET STATIC
4961 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4962 builds that dont have a noreturn as a declaration specifier
4964 #ifndef PERL_STATIC_INLINE_NO_RET
4965 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4971 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4972 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4975 # include "malloc_ctl.h"
4980 /* this has structure inits, so it cannot be included before here */
4983 /* The following must follow proto.h as #defines mess up syntax */
4985 #if !defined(PERL_FOR_X2P)
4986 # include "embedvar.h"
4989 # undef PL_madskills
4991 # define PL_madskills 0
4995 /* Now include all the 'global' variables
4996 * If we don't have threads or multiple interpreters
4997 * these include variables that would have been their struct-s
5000 #define PERLVAR(prefix,var,type) EXT type PL_##var;
5001 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
5002 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
5003 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
5005 #if !defined(MULTIPLICITY)
5007 # include "intrpvar.h"
5012 /* All core uses now exterminated. Ensure no zombies can return: */
5016 /* Now all the config stuff is setup we can include embed.h
5017 In particular, need the relevant *ish file included already, as it may
5018 define HAVE_INTERP_INTERN */
5022 # define op_getmad(arg,pegop,slot) NOOP
5025 #ifndef PERL_GLOBAL_STRUCT
5028 # include "perlvars.h"
5040 /* dummy variables that hold pointers to both runops functions, thus forcing
5041 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5043 EXTCONST runops_proc_t PL_runops_std
5044 INIT(Perl_runops_standard);
5045 EXTCONST runops_proc_t PL_runops_dbg
5046 INIT(Perl_runops_debug);
5048 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5049 * magic vtables const, but this is incompatible with SWIG which
5050 * does want to modify the vtables. */
5051 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5052 # define EXT_MGVTBL EXTCONST MGVTBL
5054 # define EXT_MGVTBL EXT MGVTBL
5057 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5058 #define PERL_MAGIC_VALUE_MAGIC 0x80
5059 #define PERL_MAGIC_VTABLE_MASK 0x3F
5060 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5061 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5062 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5063 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5065 #include "mg_vtable.h"
5068 EXTCONST U8 PL_magic_data[256] =
5070 # include "umg_data.h"
5072 # include "mg_data.h"
5076 EXTCONST U8 PL_magic_data[256];
5080 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5082 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5084 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5086 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5088 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5090 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5092 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5096 EXTCONST bool PL_valid_types_IVX[];
5097 EXTCONST bool PL_valid_types_NVX[];
5098 EXTCONST bool PL_valid_types_PVX[];
5099 EXTCONST bool PL_valid_types_RV[];
5100 EXTCONST bool PL_valid_types_IV_set[];
5101 EXTCONST bool PL_valid_types_NV_set[];
5105 #ifndef PERL_NO_INLINE_FUNCTIONS
5106 /* Static inline funcs that depend on includes and declarations above.
5107 Some of these reference functions in the perl object files, and some
5108 compilers aren't smart enough to eliminate unused static inline
5109 functions, so including this file in source code can cause link errors
5110 even if the source code uses none of the functions. Hence including these
5111 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5112 (obviously) result in unworkable XS code, but allows simple probing code
5113 to continue to work, because it permits tests to include the perl headers
5114 for definitions without creating a link dependency on the perl library
5115 (which may not exist yet).
5118 # include "inline.h"
5121 #include "overload.h"
5130 CV* table[NofAMmeth];
5132 struct am_table_short {
5138 typedef struct am_table AMT;
5139 typedef struct am_table_short AMTS;
5141 #define AMGfallNEVER 1
5143 #define AMGfallYES 3
5145 #define AMTf_AMAGIC 1
5146 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5147 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5148 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5150 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5153 * some compilers like to redefine cos et alia as faster
5154 * (and less accurate?) versions called F_cos et cetera (Quidquid
5155 * latine dictum sit, altum viditur.) This trick collides with
5156 * the Perl overloading (amg). The following #defines fool both.
5161 # define F_atan2_amg atan2_amg
5164 # define F_cos_amg cos_amg
5167 # define F_exp_amg exp_amg
5170 # define F_log_amg log_amg
5173 # define F_pow_amg pow_amg
5176 # define F_sin_amg sin_amg
5179 # define F_sqrt_amg sqrt_amg
5181 #endif /* _FASTMATH */
5183 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5184 PERLDBf_NOOPT | PERLDBf_INTER | \
5185 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5186 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5188 /* No _NONAME, _GOTO */
5189 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5190 #define PERLDBf_LINE 0x02 /* Keep line # */
5191 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5192 #define PERLDBf_INTER 0x08 /* Preserve more data for
5193 later inspections */
5194 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5195 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5196 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5197 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5198 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5199 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5200 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5201 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5202 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5204 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5205 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5206 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5207 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5208 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5209 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5210 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5211 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5212 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5213 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5214 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5215 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5216 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5218 #ifdef USE_LOCALE_NUMERIC
5220 #define SET_NUMERIC_STANDARD() \
5221 set_numeric_standard();
5223 #define SET_NUMERIC_LOCAL() \
5224 set_numeric_local();
5226 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5228 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5230 /* Returns non-zero If either form of the locale pragma is in effect */
5231 #define IN_SOME_LOCALE_FORM_RUNTIME \
5232 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5234 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5235 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5236 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5239 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5240 #define IN_SOME_LOCALE_FORM \
5241 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5242 : IN_SOME_LOCALE_FORM_RUNTIME)
5244 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5245 bool was_local = PL_numeric_local && IN_LOCALE; \
5246 if (was_local) SET_NUMERIC_STANDARD();
5248 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5249 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5250 if (was_standard) SET_NUMERIC_LOCAL();
5252 #define RESTORE_NUMERIC_LOCAL() \
5253 if (was_local) SET_NUMERIC_LOCAL();
5255 #define RESTORE_NUMERIC_STANDARD() \
5256 if (was_standard) SET_NUMERIC_STANDARD();
5258 #define Atof my_atof
5260 #else /* !USE_LOCALE_NUMERIC */
5262 #define SET_NUMERIC_STANDARD() /**/
5263 #define SET_NUMERIC_LOCAL() /**/
5264 #define IS_NUMERIC_RADIX(a, b) (0)
5265 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5266 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5267 #define RESTORE_NUMERIC_LOCAL() /**/
5268 #define RESTORE_NUMERIC_STANDARD() /**/
5269 #define Atof my_atof
5270 #define IN_LOCALE_RUNTIME 0
5271 #define IN_LOCALE_COMPILETIME 0
5273 #endif /* !USE_LOCALE_NUMERIC */
5275 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5276 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5278 # define strtoll __strtoll /* secret handshake */
5281 # define strtoll _strtoi64 /* secret handshake */
5283 # if !defined(Strtol) && defined(HAS_STRTOLL)
5284 # define Strtol strtoll
5286 # if !defined(Strtol) && defined(HAS_STRTOQ)
5287 # define Strtol strtoq
5289 /* is there atoq() anywhere? */
5291 #if !defined(Strtol) && defined(HAS_STRTOL)
5292 # define Strtol strtol
5295 /* It would be more fashionable to use Strtol() to define atol()
5296 * (as is done for Atoul(), see below) but for backward compatibility
5297 * we just assume atol(). */
5298 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5299 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5301 # define atoll _atoi64 /* secret handshake */
5309 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5310 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5312 # define strtoull __strtoull /* secret handshake */
5315 # define strtoull _strtoui64 /* secret handshake */
5317 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5318 # define Strtoul strtoull
5320 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5321 # define Strtoul strtouq
5323 /* is there atouq() anywhere? */
5325 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5326 # define Strtoul strtoul
5328 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5329 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5332 # define Atoul(s) Strtoul(s, NULL, 10)
5336 /* if these never got defined, they need defaults */
5337 #ifndef PERL_SET_CONTEXT
5338 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5341 #ifndef PERL_GET_CONTEXT
5342 # define PERL_GET_CONTEXT PERL_GET_INTERP
5345 #ifndef PERL_GET_THX
5346 # define PERL_GET_THX ((void*)NULL)
5349 #ifndef PERL_SET_THX
5350 # define PERL_SET_THX(t) NOOP
5353 #ifndef PERL_SCRIPT_MODE
5354 #define PERL_SCRIPT_MODE "r"
5358 * Some operating systems are stingy with stack allocation,
5359 * so perl may have to guard against stack overflow.
5361 #ifndef PERL_STACK_OVERFLOW_CHECK
5362 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5366 * Some nonpreemptive operating systems find it convenient to
5367 * check for asynchronous conditions after each op execution.
5368 * Keep this check simple, or it may slow down execution
5373 # ifndef PERL_ASYNC_CHECK
5374 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5378 #ifndef PERL_ASYNC_CHECK
5379 # define PERL_ASYNC_CHECK() NOOP
5383 * On some operating systems, a memory allocation may succeed,
5384 * but put the process too close to the system's comfort limit.
5385 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5388 #ifndef PERL_ALLOC_CHECK
5389 #define PERL_ALLOC_CHECK(p) NOOP
5393 # include <sys/ipc.h>
5394 # include <sys/sem.h>
5395 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5398 struct semid_ds *buf;
5399 unsigned short *array;
5402 # ifdef USE_SEMCTL_SEMUN
5403 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5404 union gccbug_semun {
5406 struct semid_ds *buf;
5407 unsigned short *array;
5410 # define semun gccbug_semun
5412 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5414 # ifdef USE_SEMCTL_SEMID_DS
5415 # ifdef EXTRA_F_IN_SEMUN_BUF
5416 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5418 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5425 * Boilerplate macros for initializing and accessing interpreter-local
5426 * data from C. All statics in extensions should be reworked to use
5427 * this, if you want to make the extension thread-safe. See
5428 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5429 * and perlxs.pod for more.
5431 * Code that uses these macros is responsible for the following:
5432 * 1. #define MY_CXT_KEY to a unique string, e.g.
5433 * "DynaLoader::_guts" XS_VERSION
5434 * XXX in the current implementation, this string is ignored.
5435 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5436 * all the data that needs to be interpreter-local.
5437 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5438 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5439 * (typically put in the BOOT: section).
5440 * 5. Use the members of the my_cxt_t structure everywhere as
5442 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5446 #if defined(PERL_IMPLICIT_CONTEXT)
5448 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5449 * right after the definition (i.e. at file scope). The non-threads
5450 * case below uses it to declare the data as static. */
5451 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5452 # define START_MY_CXT
5453 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5454 # define MY_CXT_INIT_ARG MY_CXT_KEY
5456 # define START_MY_CXT static int my_cxt_index = -1;
5457 # define MY_CXT_INDEX my_cxt_index
5458 # define MY_CXT_INIT_ARG &my_cxt_index
5459 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5461 /* Creates and zeroes the per-interpreter data.
5462 * (We allocate my_cxtp in a Perl SV so that it will be released when
5463 * the interpreter goes away.) */
5464 # define MY_CXT_INIT \
5465 my_cxt_t *my_cxtp = \
5466 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5467 PERL_UNUSED_VAR(my_cxtp)
5468 # define MY_CXT_INIT_INTERP(my_perl) \
5469 my_cxt_t *my_cxtp = \
5470 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5471 PERL_UNUSED_VAR(my_cxtp)
5473 /* This declaration should be used within all functions that use the
5474 * interpreter-local data. */
5476 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5477 # define dMY_CXT_INTERP(my_perl) \
5478 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5480 /* Clones the per-interpreter data. */
5481 # define MY_CXT_CLONE \
5482 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5483 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5484 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5487 /* This macro must be used to access members of the my_cxt_t structure.
5488 * e.g. MY_CXT.some_data */
5489 # define MY_CXT (*my_cxtp)
5491 /* Judicious use of these macros can reduce the number of times dMY_CXT
5492 * is used. Use is similar to pTHX, aTHX etc. */
5493 # define pMY_CXT my_cxt_t *my_cxtp
5494 # define pMY_CXT_ pMY_CXT,
5495 # define _pMY_CXT ,pMY_CXT
5496 # define aMY_CXT my_cxtp
5497 # define aMY_CXT_ aMY_CXT,
5498 # define _aMY_CXT ,aMY_CXT
5500 #else /* PERL_IMPLICIT_CONTEXT */
5502 # define START_MY_CXT static my_cxt_t my_cxt;
5503 # define dMY_CXT_SV dNOOP
5504 # define dMY_CXT dNOOP
5505 # define dMY_CXT_INTERP(my_perl) dNOOP
5506 # define MY_CXT_INIT NOOP
5507 # define MY_CXT_CLONE NOOP
5508 # define MY_CXT my_cxt
5510 # define pMY_CXT void
5517 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5528 # include <sys/file.h>
5531 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5532 int flock(int fd, int op);
5536 /* Assume UNIX defaults */
5537 # define O_RDONLY 0000
5538 # define O_WRONLY 0001
5539 # define O_RDWR 0002
5540 # define O_CREAT 0100
5551 #if O_TEXT != O_BINARY
5552 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5553 * that is, you are somehow DOSish. */
5554 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5555 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5556 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5557 /* VOS has O_TEXT != O_BINARY, and they have effect,
5558 * but VOS always uses LF, never CRLF. */
5559 /* If you have O_TEXT different from your O_BINARY but you still are
5560 * not a CRLF shop. */
5561 # undef PERLIO_USING_CRLF
5563 /* If you really are DOSish. */
5564 # define PERLIO_USING_CRLF 1
5569 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5572 #ifndef EXEC_ARGV_CAST
5573 #define EXEC_ARGV_CAST(x) (char **)x
5576 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5577 int). value returned in pointed-
5579 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5580 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5581 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5582 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5583 #define IS_NUMBER_NAN 0x20 /* this is not */
5585 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5588 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5589 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5590 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5591 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5592 numbers which are <= UV_MAX */
5594 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5596 /* to let user control profiling */
5597 #ifdef PERL_GPROF_CONTROL
5598 extern void moncontrol(int);
5599 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5601 #define PERL_GPROF_MONCONTROL(x)
5608 /* ISO 6429 NEL - C1 control NExt Line */
5609 /* See http://www.unicode.org/unicode/reports/tr13/ */
5610 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5612 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5613 #define UNICODE_LINE_SEPA_0 0xE2
5614 #define UNICODE_LINE_SEPA_1 0x80
5615 #define UNICODE_LINE_SEPA_2 0xA8
5616 #define UNICODE_PARA_SEPA_0 0xE2
5617 #define UNICODE_PARA_SEPA_1 0x80
5618 #define UNICODE_PARA_SEPA_2 0xA9
5620 #ifndef PIPESOCK_MODE
5621 # define PIPESOCK_MODE
5624 #ifndef SOCKET_OPEN_MODE
5625 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5628 #ifndef PIPE_OPEN_MODE
5629 # define PIPE_OPEN_MODE PIPESOCK_MODE
5632 #define PERL_MAGIC_UTF8_CACHESIZE 2
5634 #define PERL_UNICODE_STDIN_FLAG 0x0001
5635 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5636 #define PERL_UNICODE_STDERR_FLAG 0x0004
5637 #define PERL_UNICODE_IN_FLAG 0x0008
5638 #define PERL_UNICODE_OUT_FLAG 0x0010
5639 #define PERL_UNICODE_ARGV_FLAG 0x0020
5640 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5641 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5642 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5644 #define PERL_UNICODE_STD_FLAG \
5645 (PERL_UNICODE_STDIN_FLAG | \
5646 PERL_UNICODE_STDOUT_FLAG | \
5647 PERL_UNICODE_STDERR_FLAG)
5649 #define PERL_UNICODE_INOUT_FLAG \
5650 (PERL_UNICODE_IN_FLAG | \
5651 PERL_UNICODE_OUT_FLAG)
5653 #define PERL_UNICODE_DEFAULT_FLAGS \
5654 (PERL_UNICODE_STD_FLAG | \
5655 PERL_UNICODE_INOUT_FLAG | \
5656 PERL_UNICODE_LOCALE_FLAG)
5658 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5660 #define PERL_UNICODE_STDIN 'I'
5661 #define PERL_UNICODE_STDOUT 'O'
5662 #define PERL_UNICODE_STDERR 'E'
5663 #define PERL_UNICODE_STD 'S'
5664 #define PERL_UNICODE_IN 'i'
5665 #define PERL_UNICODE_OUT 'o'
5666 #define PERL_UNICODE_INOUT 'D'
5667 #define PERL_UNICODE_ARGV 'A'
5668 #define PERL_UNICODE_LOCALE 'L'
5669 #define PERL_UNICODE_WIDESYSCALLS 'W'
5670 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5672 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5674 /* Use instead of abs() since abs() forces its argument to be an int,
5675 * but also beware since this evaluates its argument twice, so no x++. */
5676 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5678 #if defined(__DECC) && defined(__osf__)
5679 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5682 #define do_open(g, n, l, a, rm, rp, sf) \
5683 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5684 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5685 # define do_exec(cmd) do_exec3(cmd,0,0)
5688 # define do_aexec Perl_do_aexec
5690 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5693 /* check embedded \0 characters in pathnames passed to syscalls,
5694 but allow one ending \0 */
5695 #define IS_SAFE_SYSCALL(pv, what, op_name) (S_is_safe_syscall(aTHX_ (pv), (what), (op_name)))
5697 #define IS_SAFE_PATHNAME(pv, op_name) IS_SAFE_SYSCALL((pv), "pathname", (op_name))
5700 #define NO_ENV_ARRAY_IN_MAIN
5703 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5704 * are here so that they are available throughout the core
5705 * NOTE that even though some are for _escape and some for _pretty
5706 * there must not be any clashes as the flags from _pretty are
5707 * passed straight through to _escape.
5710 #define PERL_PV_ESCAPE_QUOTE 0x0001
5711 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5713 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5714 #define PERL_PV_PRETTY_LTGT 0x0004
5716 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5718 #define PERL_PV_ESCAPE_UNI 0x0100
5719 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5720 #define PERL_PV_ESCAPE_NONASCII 0x0400
5722 #define PERL_PV_ESCAPE_ALL 0x1000
5723 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5724 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5725 #define PERL_PV_ESCAPE_RE 0x8000
5727 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5729 /* used by pv_display in dump.c*/
5730 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5731 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5735 (KEEP THIS LAST IN perl.h!)
5777 so that Configure picks them up.
5779 (KEEP THIS LAST IN perl.h!)
5783 #endif /* Include guard */
5787 * c-indentation-style: bsd
5789 * indent-tabs-mode: nil
5792 * ex: set ts=8 sts=4 sw=4 et: