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,screamer,data,flags) \
225 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
226 (strbeg),(minend),(screamer),(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 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
695 && defined(HAS_STRXFRM)
696 # define USE_LOCALE_COLLATE
698 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
699 # define USE_LOCALE_CTYPE
701 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
702 # define USE_LOCALE_NUMERIC
704 #endif /* !NO_LOCALE && HAS_SETLOCALE */
709 # ifdef PARAM_NEEDS_TYPES
710 # include <sys/types.h>
712 # include <sys/param.h>
715 /* Use all the "standard" definitions? */
716 #if defined(STANDARD_C) && defined(I_STDLIB)
720 /* If this causes problems, set i_unistd=undef in the hint file. */
727 # include <sys/wait.h>
731 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
734 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
735 EXTERN_C int syscall(int, ...);
738 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
739 EXTERN_C int usleep(unsigned int);
744 /* macros for correct constant construction */
746 # define U16_CONST(x) ((U16)x##U)
748 # define U16_CONST(x) ((U16)x##UL)
752 # define U32_CONST(x) ((U32)x##U)
754 # define U32_CONST(x) ((U32)x##UL)
759 # define U64_CONST(x) ((U64)x##U)
761 # define U64_CONST(x) ((U64)x##UL)
762 # elif QUADKIND == QUAD_IS_LONG_LONG
763 # define U64_CONST(x) ((U64)x##ULL)
764 # elif QUADKIND == QUAD_IS___INT64
765 # define U64_CONST(x) ((U64)x##UI64)
766 # else /* best guess we can make */
767 # define U64_CONST(x) ((U64)x##UL)
771 /* byte-swapping functions for big-/little-endian conversion */
772 # define _swab_16_(x) ((U16)( \
773 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
774 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
776 # define _swab_32_(x) ((U32)( \
777 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
778 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
779 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
780 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
783 # define _swab_64_(x) ((U64)( \
784 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
785 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
786 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
787 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
788 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
789 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
790 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
791 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
794 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
795 at least on FreeBSD. YMMV, so experiment. */
796 #ifndef PERL_ARENA_SIZE
797 #define PERL_ARENA_SIZE 4080
800 /* Maximum level of recursion */
801 #ifndef PERL_SUB_DEPTH_WARN
802 #define PERL_SUB_DEPTH_WARN 100
805 #endif /* PERL_CORE */
807 /* We no longer default to creating a new SV for GvSV.
808 Do this before embed. */
809 #ifndef PERL_CREATE_GVSV
810 # ifndef PERL_DONT_CREATE_GVSV
811 # define PERL_DONT_CREATE_GVSV
815 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
816 #define PERL_USES_PL_PIDSTATUS
819 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
820 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
823 #define MEM_SIZE Size_t
825 /* Round all values passed to malloc up, by default to a multiple of
828 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
829 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
832 /* sv_grow() will expand strings by at least a certain percentage of
833 the previously *used* length to avoid excessive calls to realloc().
834 The default is 25% of the current length.
836 #ifndef PERL_STRLEN_EXPAND_SHIFT
837 # define PERL_STRLEN_EXPAND_SHIFT 2
840 #if defined(STANDARD_C) && defined(I_STDDEF)
842 # define STRUCT_OFFSET(s,m) offsetof(s,m)
844 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
847 #ifndef __SYMBIAN32__
848 # if defined(I_STRING) || defined(__cplusplus)
851 # include <strings.h>
855 /* This comes after <stdlib.h> so we don't try to change the standard
856 * library prototypes; we'll use our own in proto.h instead. */
859 # ifdef PERL_POLLUTE_MALLOC
860 # ifndef PERL_EXTMALLOC_DEF
861 # define Perl_malloc malloc
862 # define Perl_calloc calloc
863 # define Perl_realloc realloc
864 # define Perl_mfree free
867 # define EMBEDMYMALLOC /* for compatibility */
870 # define safemalloc Perl_malloc
871 # define safecalloc Perl_calloc
872 # define saferealloc Perl_realloc
873 # define safefree Perl_mfree
874 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
875 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
878 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
879 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
880 # define panic_write2(s) write(2, s, strlen(s))
881 # define CHECK_MALLOC_TAINT(newval) \
882 CHECK_MALLOC_TOO_LATE_FOR_( \
884 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
886 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
887 if (doing_taint(argc,argv,env)) { \
888 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
891 # define safemalloc safesysmalloc
892 # define safecalloc safesyscalloc
893 # define saferealloc safesysrealloc
894 # define safefree safesysfree
895 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
896 # define CHECK_MALLOC_TAINT(newval) ((void)0)
897 # define MALLOC_CHECK_TAINT(argc,argv,env)
898 #endif /* MYMALLOC */
900 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
901 #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)
902 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
903 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
904 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
906 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
908 #define strrchr rindex
916 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
918 extern char * memcpy (char*, char*, int);
924 # define memcpy(d,s,l) bcopy(s,d,l)
926 # define memcpy(d,s,l) my_bcopy(s,d,l)
929 #endif /* HAS_MEMCPY */
932 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
934 extern char *memset (char*, int, int);
939 # define memset(d,c,l) my_memset(d,c,l)
940 #endif /* HAS_MEMSET */
942 #if !defined(HAS_MEMMOVE) && !defined(memmove)
943 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
944 # define memmove(d,s,l) bcopy(s,d,l)
946 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
947 # define memmove(d,s,l) memcpy(d,s,l)
949 # define memmove(d,s,l) my_bcopy(s,d,l)
954 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
958 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
959 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
961 extern int memcmp (char*, char*, int);
965 # pragma function(memcmp)
969 # define memcmp my_memcmp
971 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
975 # define memzero(d,l) memset(d,0,l)
978 # define memzero(d,l) bzero(d,l)
980 # define memzero(d,l) my_bzero(d,l)
988 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
995 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
997 #endif /* !HAS_BCMP */
1000 # include <netinet/in.h>
1004 # include <arpa/inet.h>
1007 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1008 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1009 * (the neo-BSD seem to do this). */
1014 # include <sys/stat.h>
1017 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1018 This definition should ideally go into win32/win32.h, but S_IFIFO is
1019 used later here in perl.h before win32/win32.h is being included. */
1020 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1021 # define S_IFIFO _S_IFIFO
1024 /* The stat macros for Unisoft System V/88 (and derivatives
1025 like UTekV) are broken, sometimes giving false positives. Undefine
1026 them here and let the code below set them to proper values.
1028 The ghs macro stands for GreenHills Software C-1.8.5 which
1029 is the C compiler for sysV88 and the various derivatives.
1030 This header file bug is corrected in gcc-2.5.8 and later versions.
1031 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1033 #if defined(m88k) && defined(ghs)
1047 # ifdef I_SYS_TIME_KERNEL
1050 # include <sys/time.h>
1051 # ifdef I_SYS_TIME_KERNEL
1056 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1057 # include <sys/times.h>
1060 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1061 # undef HAS_STRERROR
1066 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1067 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1070 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1071 * This is important for using IPv6.
1072 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1073 * a bad idea since it breaks send() and recv(). */
1074 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1075 # define _SOCKADDR_LEN
1078 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1079 # include <sys/socket.h>
1080 # if defined(USE_SOCKS) && defined(I_SOCKS)
1081 # if !defined(INCLUDE_PROTOTYPES)
1082 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1083 # define PERL_SOCKS_NEED_PROTOTYPES
1086 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1087 # undef INCLUDE_PROTOTYPES
1088 # undef PERL_SOCKS_NEED_PROTOTYPES
1099 # include <net/errno.h>
1104 /* sockatmark() is so new (2001) that many places might have it hidden
1105 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1106 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1107 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1108 # if defined(__THROW) && defined(__GLIBC__)
1109 int sockatmark(int) __THROW;
1111 int sockatmark(int);
1115 #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. */
1116 EXTERN_C int fchdir(int);
1117 EXTERN_C int flock(int, int);
1118 EXTERN_C int fseeko(FILE *, off_t, int);
1119 EXTERN_C off_t ftello(FILE *);
1122 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1123 EXTERN_C char *crypt(const char *, const char *);
1124 EXTERN_C char **environ;
1127 #if defined(__cplusplus)
1128 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1129 EXTERN_C char **environ;
1130 # elif defined(__CYGWIN__)
1131 EXTERN_C char *crypt(const char *, const char *);
1136 # undef SETERRNO /* SOCKS might have defined this */
1140 # define SETERRNO(errcode,vmserrcode) \
1142 set_errno(errcode); \
1143 set_vaxc_errno(vmserrcode); \
1145 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1146 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1147 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1148 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1150 # define LIB_INVARG LIB$_INVARG
1151 # define RMS_DIR RMS$_DIR
1152 # define RMS_FAC RMS$_FAC
1153 # define RMS_FEX RMS$_FEX
1154 # define RMS_FNF RMS$_FNF
1155 # define RMS_IFI RMS$_IFI
1156 # define RMS_ISI RMS$_ISI
1157 # define RMS_PRV RMS$_PRV
1158 # define SS_ACCVIO SS$_ACCVIO
1159 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1160 # define SS_IVCHAN SS$_IVCHAN
1161 # define SS_NORMAL SS$_NORMAL
1163 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1164 # define dSAVEDERRNO int saved_errno
1165 # define dSAVE_ERRNO int saved_errno = errno
1166 # define SAVE_ERRNO (saved_errno = errno)
1167 # define RESTORE_ERRNO (errno = saved_errno)
1169 # define LIB_INVARG 0
1177 # define SS_ACCVIO 0
1178 # define SS_DEVOFFLINE 0
1179 # define SS_IVCHAN 0
1180 # define SS_NORMAL 0
1183 #define ERRSV GvSVn(PL_errgv)
1185 #define CLEAR_ERRSV() STMT_START { \
1186 if (!GvSV(PL_errgv)) { \
1187 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1188 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1189 SvREFCNT_dec(GvSV(PL_errgv)); \
1190 GvSV(PL_errgv) = newSVpvs(""); \
1192 SV *const errsv = GvSV(PL_errgv); \
1193 sv_setpvs(errsv, ""); \
1194 if (SvMAGICAL(errsv)) { \
1197 SvPOK_only(errsv); \
1203 # define DEFSV (0 + GvSVn(PL_defgv))
1204 # define DEFSV_set(sv) \
1205 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1206 # define SAVE_DEFSV \
1208 save_gp(PL_defgv, 0), \
1209 GvINTRO_off(PL_defgv), \
1210 SAVEGENERICSV(GvSV(PL_defgv)), \
1211 GvSV(PL_defgv) = NULL \
1214 # define DEFSV GvSVn(PL_defgv)
1215 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1216 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1219 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1222 extern int errno; /* ANSI allows errno to be an lvalue expr.
1223 * For example in multithreaded environments
1224 * something like this might happen:
1225 * extern int *_errno(void);
1226 * #define errno (*_errno()) */
1230 #ifndef DONT_DECLARE_STD
1232 char *strerror (int,...);
1234 char *strerror (int);
1238 # define Strerror strerror
1241 # ifdef HAS_SYS_ERRLIST
1242 extern int sys_nerr;
1243 extern char *sys_errlist[];
1245 # define Strerror(e) \
1246 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1253 # include <sys/ioctl.h>
1257 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1258 # ifdef HAS_SOCKETPAIR
1259 # undef HAS_SOCKETPAIR
1266 #ifndef HAS_SOCKETPAIR
1268 # define socketpair Perl_my_socketpair
1273 # define htoni htons
1274 # define ntohi ntohs
1276 # define htoni htonl
1277 # define ntohi ntohl
1280 /* Configure already sets Direntry_t */
1281 #if defined(I_DIRENT)
1282 # include <dirent.h>
1283 /* NeXT needs dirent + sys/dir.h */
1284 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1285 # include <sys/dir.h>
1289 # include <sys/ndir.h>
1293 # include <ndir.h> /* may be wrong in the future */
1295 # include <sys/dir.h>
1308 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1310 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1315 * The following gobbledygook brought to you on behalf of __STDC__.
1316 * (I could just use #ifndef __STDC__, but this is more bulletproof
1317 * in the face of half-implementations.)
1320 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1321 #include <sys/mode.h>
1326 # define S_IFMT _S_IFMT
1328 # define S_IFMT 0170000
1333 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1337 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1342 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1344 # define S_ISBLK(m) (0)
1349 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1354 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1356 # define S_ISFIFO(m) (0)
1362 # define S_ISLNK(m) _S_ISLNK(m)
1365 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1368 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1370 # define S_ISLNK(m) (0)
1378 # define S_ISSOCK(m) _S_ISSOCK(m)
1381 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1384 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1386 # define S_ISSOCK(m) (0)
1394 # define S_IRUSR S_IREAD
1395 # define S_IWUSR S_IWRITE
1396 # define S_IXUSR S_IEXEC
1398 # define S_IRUSR 0400
1399 # define S_IWUSR 0200
1400 # define S_IXUSR 0100
1406 # define S_IRGRP (S_IRUSR>>3)
1407 # define S_IWGRP (S_IWUSR>>3)
1408 # define S_IXGRP (S_IXUSR>>3)
1410 # define S_IRGRP 0040
1411 # define S_IWGRP 0020
1412 # define S_IXGRP 0010
1418 # define S_IROTH (S_IRUSR>>6)
1419 # define S_IWOTH (S_IWUSR>>6)
1420 # define S_IXOTH (S_IXUSR>>6)
1422 # define S_IROTH 0040
1423 # define S_IWOTH 0020
1424 # define S_IXOTH 0010
1429 # define S_ISUID 04000
1433 # define S_ISGID 02000
1437 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1441 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1445 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1448 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1449 * which would get included through <sys/file.h >, but that is 3000
1450 * lines in the future. --jhi */
1452 #if !defined(S_IREAD) && !defined(__HAIKU__)
1453 # define S_IREAD S_IRUSR
1456 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1457 # define S_IWRITE S_IWUSR
1461 # define S_IEXEC S_IXUSR
1468 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1469 # define SLOPPYDIVIDE
1476 /* For the times when you want the return value of sprintf, and you want it
1477 to be the length. Can't have a thread variable passed in, because C89 has
1480 #ifdef SPRINTF_RETURNS_STRLEN
1481 # define my_sprintf sprintf
1483 # define my_sprintf Perl_my_sprintf
1487 * If we have v?snprintf() and the C99 variadic macros, we can just
1488 * use just the v?snprintf(). It is nice to try to trap the buffer
1489 * overflow, however, so if we are DEBUGGING, and we cannot use the
1490 * gcc statement expressions, then use the function wrappers which try
1491 * to trap the overflow. If we can use the gcc statement expressions,
1492 * we can try that even with the version that uses the C99 variadic
1496 /* Note that we do not check against snprintf()/vsnprintf() returning
1497 * negative values because that is non-standard behaviour and we use
1498 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1499 * that should be true only if the snprintf()/vsnprintf() are true
1500 * to the standard. */
1502 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1503 # ifdef PERL_USE_GCC_BRACE_GROUPS
1504 # 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__; })
1505 # define PERL_MY_SNPRINTF_GUARDED
1507 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1510 # define my_snprintf Perl_my_snprintf
1511 # define PERL_MY_SNPRINTF_GUARDED
1514 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1515 # ifdef PERL_USE_GCC_BRACE_GROUPS
1516 # 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__; })
1517 # define PERL_MY_VSNPRINTF_GUARDED
1519 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1522 # define my_vsnprintf Perl_my_vsnprintf
1523 # define PERL_MY_VSNPRINTF_GUARDED
1527 # define my_strlcat strlcat
1529 # define my_strlcat Perl_my_strlcat
1533 # define my_strlcpy strlcpy
1535 # define my_strlcpy Perl_my_strlcpy
1539 The IV type is supposed to be long enough to hold any integral
1541 --Andy Dougherty August 1996
1547 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1548 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1549 # define IV_MAX INT64_MAX
1550 # define IV_MIN INT64_MIN
1551 # define UV_MAX UINT64_MAX
1553 # define UINT64_MIN 0
1555 # define UV_MIN UINT64_MIN
1557 # define IV_MAX PERL_QUAD_MAX
1558 # define IV_MIN PERL_QUAD_MIN
1559 # define UV_MAX PERL_UQUAD_MAX
1560 # define UV_MIN PERL_UQUAD_MIN
1565 # if defined(INT32_MAX) && IVSIZE == 4
1566 # define IV_MAX INT32_MAX
1567 # define IV_MIN INT32_MIN
1568 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1569 # define UV_MAX UINT32_MAX
1571 # define UV_MAX 4294967295U
1574 # define UINT32_MIN 0
1576 # define UV_MIN UINT32_MIN
1578 # define IV_MAX PERL_LONG_MAX
1579 # define IV_MIN PERL_LONG_MIN
1580 # define UV_MAX PERL_ULONG_MAX
1581 # define UV_MIN PERL_ULONG_MIN
1597 # undef PERL_NEED_MY_HTOLE64
1598 # undef PERL_NEED_MY_LETOH64
1599 # undef PERL_NEED_MY_HTOBE64
1600 # undef PERL_NEED_MY_BETOH64
1603 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1604 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1606 #ifndef NO_PERL_PRESERVE_IVUV
1607 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1611 * The macros INT2PTR and NUM2PTR are (despite their names)
1612 * bi-directional: they will convert int/float to or from pointers.
1613 * However the conversion to int/float are named explicitly:
1614 * PTR2IV, PTR2UV, PTR2NV.
1616 * For int conversions we do not need two casts if pointers are
1617 * the same size as IV and UV. Otherwise we need an explicit
1618 * cast (PTRV) to avoid compiler warnings.
1620 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1622 # define INT2PTR(any,d) (any)(d)
1624 # if PTRSIZE == LONGSIZE
1625 # define PTRV unsigned long
1626 # define PTR2ul(p) (unsigned long)(p)
1628 # define PTRV unsigned
1633 # define INT2PTR(any,d) (any)(PTRV)(d)
1637 # define PTR2ul(p) INT2PTR(unsigned long,p)
1640 #define NUM2PTR(any,d) (any)(PTRV)(d)
1641 #define PTR2IV(p) INT2PTR(IV,p)
1642 #define PTR2UV(p) INT2PTR(UV,p)
1643 #define PTR2NV(p) NUM2PTR(NV,p)
1644 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1646 /* According to strict ANSI C89 one cannot freely cast between
1647 * data pointers and function (code) pointers. There are at least
1648 * two ways around this. One (used below) is to do two casts,
1649 * first the other pointer to an (unsigned) integer, and then
1650 * the integer to the other pointer. The other way would be
1651 * to use unions to "overlay" the pointers. For an example of
1652 * the latter technique, see union dirpu in struct xpvio in sv.h.
1653 * The only feasible use is probably temporarily storing
1654 * function pointers in a data pointer (such as a void pointer). */
1656 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1657 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1659 #ifdef USE_LONG_DOUBLE
1660 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1661 # define LONG_DOUBLE_EQUALS_DOUBLE
1663 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1664 # undef USE_LONG_DOUBLE /* Ouch! */
1669 /* Use an overridden DBL_DIG */
1673 # define DBL_DIG OVR_DBL_DIG
1675 /* The following is all to get DBL_DIG, in order to pick a nice
1676 default value for printing floating point numbers in Gconvert
1677 (see config.h). (It also has other uses, such as figuring out if
1678 a given precision of printing can be done with a double instead of
1679 a long double - Allen).
1688 #define DBL_DIG 15 /* A guess that works lots of places */
1693 /* Use an overridden LDBL_DIG */
1697 # define LDBL_DIG OVR_LDBL_DIG
1699 /* The following is all to get LDBL_DIG, in order to pick a nice
1700 default value for printing floating point numbers in Gconvert.
1704 # include <limits.h>
1709 # ifndef HAS_LDBL_DIG
1710 # if LONG_DOUBLESIZE == 10
1711 # define LDBL_DIG 18 /* assume IEEE */
1713 # if LONG_DOUBLESIZE == 12
1714 # define LDBL_DIG 18 /* gcc? */
1716 # if LONG_DOUBLESIZE == 16
1717 # define LDBL_DIG 33 /* assume IEEE */
1719 # if LONG_DOUBLESIZE == DOUBLESIZE
1720 # define LDBL_DIG DBL_DIG /* bummer */
1729 * This is for making sure we have a good DBL_MAX value, if possible,
1730 * either for usage as NV_MAX or for usage in figuring out if we can
1731 * fit a given long double into a double, if bug-fixing makes it
1732 * necessary to do so. - Allen <allens@cpan.org>
1736 # include <limits.h>
1740 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1741 # include <values.h>
1742 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1743 # define DBL_MAX MAXDOUBLE
1745 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1746 # define DBL_MIN MINDOUBLE
1749 #endif /* defined(I_VALUES) */
1754 # include <ieeefp.h>
1757 #ifdef USE_LONG_DOUBLE
1759 # include <sunmath.h>
1761 # define NV_DIG LDBL_DIG
1762 # ifdef LDBL_MANT_DIG
1763 # define NV_MANT_DIG LDBL_MANT_DIG
1766 # define NV_MIN LDBL_MIN
1769 # define NV_MAX LDBL_MAX
1771 # ifdef LDBL_MIN_10_EXP
1772 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1774 # ifdef LDBL_MAX_10_EXP
1775 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1777 # ifdef LDBL_EPSILON
1778 # define NV_EPSILON LDBL_EPSILON
1781 # define NV_MAX LDBL_MAX
1782 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1785 # define NV_MAX HUGE_VALL
1788 # define NV_MAX ((NV)HUGE_VAL)
1793 # define Perl_cos cosl
1794 # define Perl_sin sinl
1795 # define Perl_sqrt sqrtl
1796 # define Perl_exp expl
1797 # define Perl_log logl
1798 # define Perl_atan2 atan2l
1799 # define Perl_pow powl
1800 # define Perl_floor floorl
1801 # define Perl_ceil ceill
1802 # define Perl_fmod fmodl
1804 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1806 # define Perl_modf(x,y) modfl(x,y)
1807 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1808 prototype in <math.h> */
1809 # ifndef HAS_MODFL_PROTO
1810 EXTERN_C long double modfl(long double, long double *);
1813 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1814 extern long double Perl_my_modfl(long double x, long double *ip);
1815 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1819 # define Perl_frexp(x,y) frexpl(x,y)
1821 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1822 extern long double Perl_my_frexpl(long double x, int *e);
1823 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1828 # define Perl_isnan(x) isnanl(x)
1833 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1837 # define NV_DIG DBL_DIG
1838 # ifdef DBL_MANT_DIG
1839 # define NV_MANT_DIG DBL_MANT_DIG
1842 # define NV_MIN DBL_MIN
1845 # define NV_MAX DBL_MAX
1847 # ifdef DBL_MIN_10_EXP
1848 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1850 # ifdef DBL_MAX_10_EXP
1851 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1854 # define NV_EPSILON DBL_EPSILON
1856 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1857 # define NV_MAX DBL_MAX
1858 # define NV_MIN DBL_MIN
1861 # define NV_MAX HUGE_VAL
1864 # define Perl_cos cos
1865 # define Perl_sin sin
1866 # define Perl_sqrt sqrt
1867 # define Perl_exp exp
1868 # define Perl_log log
1869 # define Perl_atan2 atan2
1870 # define Perl_pow pow
1871 # define Perl_floor floor
1872 # define Perl_ceil ceil
1873 # define Perl_fmod fmod
1874 # define Perl_modf(x,y) modf(x,y)
1875 # define Perl_frexp(x,y) frexp(x,y)
1878 /* rumor has it that Win32 has _fpclass() */
1880 /* SGI has fpclassl... but not with the same result values,
1881 * and it's via a typedef (not via #define), so will need to redo Configure
1882 * to use. Not worth the trouble, IMO, at least until the below is used
1883 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1884 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1885 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1887 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1889 # include <ieeefp.h>
1894 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1895 # define Perl_fp_class() fpclassl(x)
1897 # define Perl_fp_class() fpclass(x)
1899 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1900 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1901 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1902 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1903 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1904 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1905 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1906 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1907 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1908 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1909 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1910 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1911 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1912 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1913 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1916 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1918 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1919 # include <fp_class.h>
1921 # define Perl_fp_class(x) fp_class(x)
1922 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1923 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1924 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1925 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1926 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1927 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1928 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1929 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1930 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1931 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1932 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1933 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1934 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1935 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1936 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1939 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1941 # define Perl_fp_class(x) fpclassify(x)
1942 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1943 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1944 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1945 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1946 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1949 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1952 # define Perl_fp_class(x) class(x)
1954 # define Perl_fp_class(x) _class(x)
1956 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1957 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1958 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1959 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1960 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1961 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1962 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1963 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1964 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1965 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1966 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1967 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1968 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1969 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1970 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1973 /* rumor has it that Win32 has _isnan() */
1977 # define Perl_isnan(x) isnan((NV)x)
1979 # ifdef Perl_fp_class_nan
1980 # define Perl_isnan(x) Perl_fp_class_nan(x)
1982 # ifdef HAS_UNORDERED
1983 # define Perl_isnan(x) unordered((x), 0.0)
1985 # define Perl_isnan(x) ((x)!=(x))
1992 int isnan(double d);
1997 # define Perl_isinf(x) isinf((NV)x)
1999 # ifdef Perl_fp_class_inf
2000 # define Perl_isinf(x) Perl_fp_class_inf(x)
2002 # define Perl_isinf(x) ((x)==NV_INF)
2007 #ifndef Perl_isfinite
2009 # define Perl_isfinite(x) finite((NV)x)
2011 # ifdef HAS_ISFINITE
2012 # define Perl_isfinite(x) isfinite(x)
2014 # ifdef Perl_fp_class_finite
2015 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2017 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2023 /* The default is to use Perl's own atof() implementation (in numeric.c).
2024 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2025 * it is however best to use the native implementation of atof.
2026 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2027 * Some good tests to try out with either setting are t/base/num.t,
2028 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2029 * you may need to be using a different function than atof! */
2031 #ifndef USE_PERL_ATOF
2033 # define USE_PERL_ATOF
2036 # if USE_PERL_ATOF == 0
2037 # undef USE_PERL_ATOF
2041 #ifdef USE_PERL_ATOF
2042 # define Perl_atof(s) Perl_my_atof(s)
2043 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2045 # define Perl_atof(s) (NV)atof(s)
2046 # define Perl_atof2(s, n) ((n) = atof(s))
2049 /* Previously these definitions used hardcoded figures.
2050 * It is hoped these formula are more portable, although
2051 * no data one way or another is presently known to me.
2052 * The "PERL_" names are used because these calculated constants
2053 * do not meet the ANSI requirements for LONG_MAX, etc., which
2054 * need to be constants acceptable to #if - kja
2055 * define PERL_LONG_MAX 2147483647L
2056 * define PERL_LONG_MIN (-LONG_MAX - 1)
2057 * define PERL ULONG_MAX 4294967295L
2060 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2061 # include <limits.h>
2063 /* Included values.h above if necessary; still including limits.h down here,
2064 * despite doing above, because math.h might have overridden... XXX - Allen */
2067 * Try to figure out max and min values for the integral types. THE CORRECT
2068 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2069 * following hacks are used if neither limits.h or values.h provide them:
2070 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2071 * for types < int: (unsigned TYPE)~(unsigned)0
2072 * The argument to ~ must be unsigned so that later signed->unsigned
2073 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2074 * and it must not be smaller than int because ~ does integral promotion.
2075 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2076 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2077 * The latter is a hack which happens to work on some machines but
2078 * does *not* catch any random system, or things like integer types
2079 * with NaN if that is possible.
2081 * All of the types are explicitly cast to prevent accidental loss of
2082 * numeric range, and in the hope that they will be less likely to confuse
2083 * over-eager optimizers.
2087 #define PERL_UCHAR_MIN ((unsigned char)0)
2090 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2093 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2095 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2100 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2101 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2102 * depending on local options. Until Configure detects this (or at least
2103 * detects whether the "signed" keyword is available) the CHAR ranges
2104 * will not be included. UCHAR functions normally.
2108 #define PERL_USHORT_MIN ((unsigned short)0)
2111 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2114 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2117 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2119 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2125 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2127 # ifdef MAXSHORT /* Often used in <values.h> */
2128 # define PERL_SHORT_MAX ((short)MAXSHORT)
2131 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2133 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2139 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2142 # define PERL_SHORT_MIN ((short)MINSHORT)
2145 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2147 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2153 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2156 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2158 # define PERL_UINT_MAX (~(unsigned int)0)
2162 #define PERL_UINT_MIN ((unsigned int)0)
2165 # define PERL_INT_MAX ((int)INT_MAX)
2167 # ifdef MAXINT /* Often used in <values.h> */
2168 # define PERL_INT_MAX ((int)MAXINT)
2170 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2175 # define PERL_INT_MIN ((int)INT_MIN)
2178 # define PERL_INT_MIN ((int)MININT)
2180 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2185 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2188 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2190 # define PERL_ULONG_MAX (~(unsigned long)0)
2194 #define PERL_ULONG_MIN ((unsigned long)0L)
2197 # define PERL_LONG_MAX ((long)LONG_MAX)
2199 # ifdef MAXLONG /* Often used in <values.h> */
2200 # define PERL_LONG_MAX ((long)MAXLONG)
2202 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2207 # define PERL_LONG_MIN ((long)LONG_MIN)
2210 # define PERL_LONG_MIN ((long)MINLONG)
2212 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2218 # define PERL_UQUAD_MAX (~(UV)0)
2219 # define PERL_UQUAD_MIN ((UV)0)
2220 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2221 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2225 struct RExC_state_t;
2226 struct _reg_trie_data;
2228 typedef MEM_SIZE STRLEN;
2231 typedef struct token TOKEN;
2232 typedef struct madprop MADPROP;
2233 typedef struct nexttoken NEXTTOKE;
2235 typedef struct op OP;
2236 typedef struct cop COP;
2237 typedef struct unop UNOP;
2238 typedef struct binop BINOP;
2239 typedef struct listop LISTOP;
2240 typedef struct logop LOGOP;
2241 typedef struct pmop PMOP;
2242 typedef struct svop SVOP;
2243 typedef struct padop PADOP;
2244 typedef struct pvop PVOP;
2245 typedef struct loop LOOP;
2248 typedef struct opslab OPSLAB;
2249 typedef struct opslot OPSLOT;
2252 typedef struct block_hooks BHK;
2253 typedef struct custom_op XOP;
2255 typedef struct interpreter PerlInterpreter;
2257 /* SGI's <sys/sema.h> has struct sv */
2259 # define STRUCT_SV perl_sv
2261 # define STRUCT_SV sv
2263 typedef struct STRUCT_SV SV;
2264 typedef struct av AV;
2265 typedef struct hv HV;
2266 typedef struct cv CV;
2267 typedef struct p5rx REGEXP;
2268 typedef struct gp GP;
2269 typedef struct gv GV;
2270 typedef struct io IO;
2271 typedef struct context PERL_CONTEXT;
2272 typedef struct block BLOCK;
2274 typedef struct magic MAGIC;
2275 typedef struct xpv XPV;
2276 typedef struct xpviv XPVIV;
2277 typedef struct xpvuv XPVUV;
2278 typedef struct xpvnv XPVNV;
2279 typedef struct xpvmg XPVMG;
2280 typedef struct xpvlv XPVLV;
2281 typedef struct xpvav XPVAV;
2282 typedef struct xpvhv XPVHV;
2283 typedef struct xpvgv XPVGV;
2284 typedef struct xpvcv XPVCV;
2285 typedef struct xpvbm XPVBM;
2286 typedef struct xpvfm XPVFM;
2287 typedef struct xpvio XPVIO;
2288 typedef struct mgvtbl MGVTBL;
2289 typedef union any ANY;
2290 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2291 typedef struct ptr_tbl PTR_TBL_t;
2292 typedef struct clone_params CLONE_PARAMS;
2294 /* a pad or name pad is currently just an AV; but that might change,
2295 * so hide the type. */
2296 typedef struct padlist PADLIST;
2298 typedef AV PADNAMELIST;
2301 /* enable PERL_NEW_COPY_ON_WRITE by default */
2302 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2303 # define PERL_NEW_COPY_ON_WRITE
2306 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2307 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2308 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2310 # define PERL_ANY_COW
2313 # define PERL_SAWAMPERSAND
2318 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2319 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2320 # define USE_64_BIT_RAWIO /* implicit */
2324 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2325 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2326 * however, because operating systems like to do that themself. */
2329 # define FSEEKSIZE LSEEKSIZE
2331 # define FSEEKSIZE LONGSIZE
2335 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2336 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2337 # define USE_64_BIT_STDIO /* implicit */
2341 #ifdef USE_64_BIT_RAWIO
2344 # define Off_t off64_t
2346 # define LSEEKSIZE 8
2348 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2349 * will trigger defines like the ones below. Some 64-bit environments,
2350 * however, do not. Therefore we have to explicitly mix and match. */
2351 # if defined(USE_OPEN64)
2352 # define open open64
2354 # if defined(USE_LSEEK64)
2355 # define lseek lseek64
2357 # if defined(USE_LLSEEK)
2358 # define lseek llseek
2361 # if defined(USE_STAT64)
2362 # define stat stat64
2364 # if defined(USE_FSTAT64)
2365 # define fstat fstat64
2367 # if defined(USE_LSTAT64)
2368 # define lstat lstat64
2370 # if defined(USE_FLOCK64)
2371 # define flock flock64
2373 # if defined(USE_LOCKF64)
2374 # define lockf lockf64
2376 # if defined(USE_FCNTL64)
2377 # define fcntl fcntl64
2379 # if defined(USE_TRUNCATE64)
2380 # define truncate truncate64
2382 # if defined(USE_FTRUNCATE64)
2383 # define ftruncate ftruncate64
2387 #ifdef USE_64_BIT_STDIO
2388 # ifdef HAS_FPOS64_T
2390 # define Fpos_t fpos64_t
2392 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2393 * will trigger defines like the ones below. Some 64-bit environments,
2394 * however, do not. */
2395 # if defined(USE_FOPEN64)
2396 # define fopen fopen64
2398 # if defined(USE_FSEEK64)
2399 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2401 # if defined(USE_FTELL64)
2402 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2404 # if defined(USE_FSETPOS64)
2405 # define fsetpos fsetpos64
2407 # if defined(USE_FGETPOS64)
2408 # define fgetpos fgetpos64
2410 # if defined(USE_TMPFILE64)
2411 # define tmpfile tmpfile64
2413 # if defined(USE_FREOPEN64)
2414 # define freopen freopen64
2419 # include "iperlsys.h"
2424 # include "os2ish.h"
2426 # include "dosish.h"
2428 # define ISHISH "dos"
2432 # include "vmsish.h"
2433 # define ISHISH "vms"
2437 # include "./plan9/plan9ish.h"
2438 # define ISHISH "plan9"
2441 #if defined(__VOS__)
2443 # include "./vos/vosish.h"
2445 # include "vos/vosish.h"
2447 # define ISHISH "vos"
2450 #ifdef __SYMBIAN32__
2451 # include "symbian/symbianish.h"
2452 # define ISHISH "symbian"
2456 #if defined(__HAIKU__)
2457 # include "haiku/haikuish.h"
2458 # define ISHISH "haiku"
2462 # include "unixish.h"
2463 # define ISHISH "unix"
2466 /* NSIG logic from Configure --> */
2467 /* Strange style to avoid deeply-nested #if/#else/#endif */
2470 # define NSIG (_NSIG)
2476 # define NSIG (SIGMAX+1)
2482 # define NSIG (SIG_MAX+1)
2488 # define NSIG (_SIG_MAX+1)
2494 # define NSIG (MAXSIG+1)
2500 # define NSIG (MAX_SIG+1)
2505 # ifdef SIGARRAYSIZE
2506 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2512 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2516 /* Default to some arbitrary number that's big enough to get most
2517 of the common signals.
2522 /* <-- NSIG logic from Configure */
2524 #ifndef NO_ENVIRON_ARRAY
2525 # define USE_ENVIRON_ARRAY
2529 * initialise to avoid floating-point exceptions from overflow, etc
2531 #ifndef PERL_FPU_INIT
2532 # ifdef HAS_FPSETMASK
2533 # if HAS_FLOATINGPOINT_H
2534 # include <floatingpoint.h>
2536 /* Some operating systems have this as a macro, which in turn expands to a comma
2537 expression, and the last sub-expression is something that gets calculated,
2538 and then they have the gall to warn that a value computed is not used. Hence
2540 # define PERL_FPU_INIT (void)fpsetmask(0)
2542 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2543 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2544 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2545 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2547 # define PERL_FPU_INIT
2552 #ifndef PERL_FPU_PRE_EXEC
2553 # define PERL_FPU_PRE_EXEC {
2554 # define PERL_FPU_POST_EXEC }
2557 #ifndef PERL_SYS_INIT3_BODY
2558 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2562 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2563 Provides system-specific tune up of the C runtime environment necessary to
2564 run Perl interpreters. This should be called only once, before creating
2565 any Perl interpreters.
2567 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2568 Provides system-specific tune up of the C runtime environment necessary to
2569 run Perl interpreters. This should be called only once, before creating
2570 any Perl interpreters.
2572 =for apidoc Am|void|PERL_SYS_TERM|
2573 Provides system-specific clean up of the C runtime environment after
2574 running Perl interpreters. This should be called only once, after
2575 freeing any remaining Perl interpreters.
2580 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2581 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2582 #define PERL_SYS_TERM() Perl_sys_term()
2584 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2585 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2590 # ifdef _POSIX_PATH_MAX
2591 # if PATH_MAX > _POSIX_PATH_MAX
2592 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2593 * included the null byte or not. Later amendments of POSIX,
2594 * XPG4, the Austin Group, and the Single UNIX Specification
2595 * all explicitly include the null byte in the PATH_MAX.
2596 * Ditto for _POSIX_PATH_MAX. */
2597 # define MAXPATHLEN PATH_MAX
2599 # define MAXPATHLEN _POSIX_PATH_MAX
2602 # define MAXPATHLEN (PATH_MAX+1)
2605 # define MAXPATHLEN 1024 /* Err on the large side. */
2609 /* In case Configure was not used (we are using a "canned config"
2610 * such as Win32, or a cross-compilation setup, for example) try going
2611 * by the gcc major and minor versions. One useful URL is
2612 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2613 * but contrary to this information warn_unused_result seems
2614 * not to be in gcc 3.3.5, at least. --jhi
2615 * Also, when building extensions with an installed perl, this allows
2616 * the user to upgrade gcc and get the right attributes, rather than
2617 * relying on the list generated at Configure time. --AD
2618 * Set these up now otherwise we get confused when some of the <*thread.h>
2619 * includes below indirectly pull in <perlio.h> (which needs to know if we
2620 * have HASATTRIBUTE_FORMAT).
2624 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2625 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2626 # define HASATTRIBUTE_DEPRECATED
2628 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2629 # define HASATTRIBUTE_FORMAT
2630 # if defined __MINGW32__
2631 # define PRINTF_FORMAT_NULL_OK
2634 # if __GNUC__ >= 3 /* 3.0 -> */
2635 # define HASATTRIBUTE_MALLOC
2637 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2638 # define HASATTRIBUTE_NONNULL
2640 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2641 # define HASATTRIBUTE_NORETURN
2643 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2644 # define HASATTRIBUTE_PURE
2646 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2647 # define HASATTRIBUTE_UNUSED
2649 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2650 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2652 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2653 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2656 #endif /* #ifndef PERL_MICRO */
2658 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2659 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2660 * this results in many functions being undeclared which bothers C++
2661 * May make sense to have threads after "*ish.h" anyway
2664 #if defined(USE_ITHREADS)
2666 # include <nw5thread.h>
2669 # include <win32thread.h>
2672 # include "os2thread.h"
2674 # ifdef I_MACH_CTHREADS
2675 # include <mach/cthreads.h>
2676 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2677 # define MUTEX_INIT_CALLS_MALLOC
2679 typedef cthread_t perl_os_thread;
2680 typedef mutex_t perl_mutex;
2681 typedef condition_t perl_cond;
2682 typedef void * perl_key;
2683 # else /* Posix threads */
2685 # include <pthread.h>
2687 typedef pthread_t perl_os_thread;
2688 typedef pthread_mutex_t perl_mutex;
2689 typedef pthread_cond_t perl_cond;
2690 typedef pthread_key_t perl_key;
2691 # endif /* I_MACH_CTHREADS */
2694 # endif /* NETWARE */
2695 #endif /* USE_ITHREADS */
2702 # include "netware.h"
2705 #define STATUS_UNIX PL_statusvalue
2707 # define STATUS_NATIVE PL_statusvalue_vms
2709 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2710 * its contents can not be trusted. Unfortunately, Perl seems to check
2711 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2714 # include <stsdef.h>
2716 /* Presume this because if VMS changes it, it will require a new
2717 * set of APIs for waiting on children for binary compatibility.
2719 # define child_offset_bits (8)
2720 # ifndef C_FAC_POSIX
2721 # define C_FAC_POSIX 0x35A000
2724 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2725 * platform from the existing UNIX or Native status values.
2728 # define STATUS_EXIT \
2729 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2730 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2733 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2734 * exit code and shifts the UNIX value over the correct number of bits to
2735 * be a child status. Usually the number of bits is 8, but that could be
2736 * platform dependent. The NATIVE status code is presumed to have either
2737 * from a child process.
2740 /* This is complicated. The child processes return a true native VMS
2741 status which must be saved. But there is an assumption in Perl that
2742 the UNIX child status has some relationship to errno values, so
2743 Perl tries to translate it to text in some of the tests.
2744 In order to get the string translation correct, for the error, errno
2745 must be EVMSERR, but that generates a different text message
2746 than what the test programs are expecting. So an errno value must
2747 be derived from the native status value when an error occurs.
2748 That will hide the true native status message. With this version of
2749 perl, the true native child status can always be retrieved so that
2750 is not a problem. But in this case, Pl_statusvalue and errno may
2751 have different values in them.
2754 # define STATUS_NATIVE_CHILD_SET(n) \
2756 I32 evalue = (I32)n; \
2757 if (evalue == EVMSERR) { \
2758 PL_statusvalue_vms = vaxc$errno; \
2759 PL_statusvalue = evalue; \
2761 PL_statusvalue_vms = evalue; \
2762 if (evalue == -1) { \
2763 PL_statusvalue = -1; \
2764 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2766 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2767 set_vaxc_errno(evalue); \
2768 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2769 set_errno(EVMSERR); \
2770 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2771 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2775 # ifdef VMSISH_STATUS
2776 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2778 # define STATUS_CURRENT STATUS_UNIX
2781 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2782 * the NATIVE status to an equivalent value. Can not be used to translate
2783 * exit code values as exit code values are not guaranteed to have any
2784 * relationship at all to errno values.
2785 * This is used when Perl is forcing errno to have a specific value.
2787 # define STATUS_UNIX_SET(n) \
2789 I32 evalue = (I32)n; \
2790 PL_statusvalue = evalue; \
2791 if (PL_statusvalue != -1) { \
2792 if (PL_statusvalue != EVMSERR) { \
2793 PL_statusvalue &= 0xFFFF; \
2794 if (MY_POSIX_EXIT) \
2795 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2796 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2799 PL_statusvalue_vms = vaxc$errno; \
2802 else PL_statusvalue_vms = SS$_ABORT; \
2803 set_vaxc_errno(PL_statusvalue_vms); \
2806 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2807 * the NATIVE error status based on it.
2809 * When in the default mode to comply with the Perl VMS documentation,
2810 * 0 is a success and any other code sets the NATIVE status to a failure
2811 * code of SS$_ABORT.
2813 * In the new POSIX EXIT mode, native status will be set so that the
2814 * actual exit code will can be retrieved by the calling program or
2817 * If the exit code is not clearly a UNIX parent or child exit status,
2818 * it will be passed through as a VMS status.
2821 # define STATUS_UNIX_EXIT_SET(n) \
2823 I32 evalue = (I32)n; \
2824 PL_statusvalue = evalue; \
2825 if (MY_POSIX_EXIT) { \
2826 if (evalue <= 0xFF00) { \
2827 if (evalue > 0xFF) \
2828 evalue = (evalue >> child_offset_bits) & 0xFF; \
2829 PL_statusvalue_vms = \
2830 (C_FAC_POSIX | (evalue << 3 ) | \
2831 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2832 } else /* forgive them Perl, for they have sinned */ \
2833 PL_statusvalue_vms = evalue; \
2836 PL_statusvalue_vms = SS$_NORMAL; \
2837 else if (evalue <= 0xFF00) \
2838 PL_statusvalue_vms = SS$_ABORT; \
2839 else { /* forgive them Perl, for they have sinned */ \
2840 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2841 else PL_statusvalue_vms = vaxc$errno; \
2842 /* And obviously used a VMS status value instead of UNIX */ \
2843 PL_statusvalue = EVMSERR; \
2845 set_vaxc_errno(PL_statusvalue_vms); \
2850 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2851 * and sets the NATIVE error status based on it. This special case
2852 * is needed to maintain compatibility with past VMS behavior.
2854 * In the default mode on VMS, this number is passed through as
2855 * both the NATIVE and UNIX status. Which makes it different
2856 * that the STATUS_UNIX_EXIT_SET.
2858 * In the new POSIX EXIT mode, native status will be set so that the
2859 * actual exit code will can be retrieved by the calling program or
2862 * A POSIX exit code is from 0 to 255. If the exit code is higher
2863 * than this, it needs to be assumed that it is a VMS exit code and
2867 # define STATUS_EXIT_SET(n) \
2869 I32 evalue = (I32)n; \
2870 PL_statusvalue = evalue; \
2871 if (MY_POSIX_EXIT) \
2872 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2873 PL_statusvalue_vms = \
2874 (C_FAC_POSIX | (evalue << 3 ) | \
2875 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2877 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2878 set_vaxc_errno(PL_statusvalue_vms); \
2882 /* This macro forces a success status */
2883 # define STATUS_ALL_SUCCESS \
2884 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2886 /* This macro forces a failure status */
2887 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2888 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2889 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2892 # define STATUS_NATIVE PL_statusvalue_posix
2893 # if defined(WCOREDUMP)
2894 # define STATUS_NATIVE_CHILD_SET(n) \
2896 PL_statusvalue_posix = (n); \
2897 if (PL_statusvalue_posix == -1) \
2898 PL_statusvalue = -1; \
2901 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2902 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2903 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2906 # elif defined(WIFEXITED)
2907 # define STATUS_NATIVE_CHILD_SET(n) \
2909 PL_statusvalue_posix = (n); \
2910 if (PL_statusvalue_posix == -1) \
2911 PL_statusvalue = -1; \
2914 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2915 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2919 # define STATUS_NATIVE_CHILD_SET(n) \
2921 PL_statusvalue_posix = (n); \
2922 if (PL_statusvalue_posix == -1) \
2923 PL_statusvalue = -1; \
2926 PL_statusvalue_posix & 0xFFFF; \
2930 # define STATUS_UNIX_SET(n) \
2932 PL_statusvalue = (n); \
2933 if (PL_statusvalue != -1) \
2934 PL_statusvalue &= 0xFFFF; \
2936 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2937 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2938 # define STATUS_CURRENT STATUS_UNIX
2939 # define STATUS_EXIT STATUS_UNIX
2940 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2941 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2944 /* flags in PL_exit_flags for nature of exit() */
2945 #define PERL_EXIT_EXPECTED 0x01
2946 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2949 /* format to use for version numbers in file/directory names */
2950 /* XXX move to Configure? */
2951 /* This was only ever used for the current version, and that can be done at
2952 compile time, as PERL_FS_VERSION, so should we just delete it? */
2953 # ifndef PERL_FS_VER_FMT
2954 # define PERL_FS_VER_FMT "%d.%d.%d"
2958 #ifndef PERL_FS_VERSION
2959 # define PERL_FS_VERSION PERL_VERSION_STRING
2962 /* This defines a way to flush all output buffers. This may be a
2963 * performance issue, so we allow people to disable it. Also, if
2964 * we are using stdio, there are broken implementations of fflush(NULL)
2965 * out there, Solaris being the most prominent.
2967 #ifndef PERL_FLUSHALL_FOR_CHILD
2968 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2969 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2972 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2974 # define PERL_FLUSHALL_FOR_CHILD NOOP
2979 #ifndef PERL_WAIT_FOR_CHILDREN
2980 # define PERL_WAIT_FOR_CHILDREN NOOP
2983 /* the traditional thread-unsafe notion of "current interpreter". */
2984 #ifndef PERL_SET_INTERP
2985 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2988 #ifndef PERL_GET_INTERP
2989 # define PERL_GET_INTERP (PL_curinterp)
2992 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2993 # ifdef MULTIPLICITY
2994 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2996 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3000 This replaces the previous %_ "hack" by the "%p" hacks.
3001 All that is required is that the perl source does not
3002 use "%-p" or "%-<number>p" or "%<number>p" formats.
3003 These formats will still work in perl code.
3004 See comments in sv.c for further details.
3006 Robin Barker 2005-07-14
3008 No longer use %1p for VDf = %vd. RMB 2007-10-19
3012 # define SVf_(n) "-" STRINGIFY(n) "p"
3020 # define SVf32 SVf_(32)
3024 # define SVf256 SVf_(256)
3027 #define SVfARG(p) ((void*)(p))
3033 /* Not ideal, but we cannot easily include a number in an already-numeric
3034 * format sequence. */
3036 # define HEKf256 "3p"
3039 #define HEKfARG(p) ((void*)(p))
3042 /* not used; but needed for backward compatibility with XS code? - RMB */
3051 /* not used; but needed for backward compatibility with XS code? - RMB */
3059 #ifdef HASATTRIBUTE_DEPRECATED
3060 # define __attribute__deprecated__ __attribute__((deprecated))
3062 #ifdef HASATTRIBUTE_FORMAT
3063 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3065 #ifdef HASATTRIBUTE_MALLOC
3066 # define __attribute__malloc__ __attribute__((__malloc__))
3068 #ifdef HASATTRIBUTE_NONNULL
3069 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3071 #ifdef HASATTRIBUTE_NORETURN
3072 # define __attribute__noreturn__ __attribute__((noreturn))
3074 #ifdef HASATTRIBUTE_PURE
3075 # define __attribute__pure__ __attribute__((pure))
3077 #ifdef HASATTRIBUTE_UNUSED
3078 # define __attribute__unused__ __attribute__((unused))
3080 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3081 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3084 /* If we haven't defined the attributes yet, define them to blank. */
3085 #ifndef __attribute__deprecated__
3086 # define __attribute__deprecated__
3088 #ifndef __attribute__format__
3089 # define __attribute__format__(x,y,z)
3091 #ifndef __attribute__malloc__
3092 # define __attribute__malloc__
3094 #ifndef __attribute__nonnull__
3095 # define __attribute__nonnull__(a)
3097 #ifndef __attribute__noreturn__
3098 # define __attribute__noreturn__
3100 #ifndef __attribute__pure__
3101 # define __attribute__pure__
3103 #ifndef __attribute__unused__
3104 # define __attribute__unused__
3106 #ifndef __attribute__warn_unused_result__
3107 # define __attribute__warn_unused_result__
3110 /* For functions that are marked as __attribute__noreturn__, it's not
3111 appropriate to call return. In either case, include the lint directive.
3113 #ifdef HASATTRIBUTE_NORETURN
3114 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3116 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3119 /* Some OS warn on NULL format to printf */
3120 #ifdef PRINTF_FORMAT_NULL_OK
3121 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3123 # define __attribute__format__null_ok__(x,y,z)
3126 #ifdef HAS_BUILTIN_EXPECT
3127 # define EXPECT(expr,val) __builtin_expect(expr,val)
3129 # define EXPECT(expr,val) (expr)
3131 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3132 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3133 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3137 /* Some unistd.h's give a prototype for pause() even though
3138 HAS_PAUSE ends up undefined. This causes the #define
3139 below to be rejected by the compiler. Sigh.
3144 #define Pause() sleep((32767<<16)+32767)
3148 # ifdef IOCPARM_MASK
3149 /* on BSDish systems we're safe */
3150 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3152 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3153 /* on Linux systems we're safe; except when we're not [perl #38223] */
3154 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3156 /* otherwise guess at what's safe */
3157 # define IOCPARM_LEN(x) 256
3162 #if defined(__CYGWIN__)
3164 * This symbol, if defined, indicates that the program should
3165 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3166 * that a file is in "binary" mode -- that is, that no translation
3167 * of bytes occurs on read or write operations.
3169 # define USEMYBINMODE /**/
3170 # include <io.h> /* for setmode() prototype */
3171 # define my_binmode(fp, iotype, mode) \
3172 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3176 void init_os_extras(void);
3179 #ifdef UNION_ANY_DEFINITION
3180 UNION_ANY_DEFINITION;
3189 void (*any_dptr) (void*);
3190 void (*any_dxptr) (pTHX_ void*);
3194 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3196 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3197 #define FILTER_DATA(idx) \
3198 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3199 #define FILTER_ISREADER(idx) \
3200 (PL_parser && PL_parser->rsfp_filters \
3201 && idx >= AvFILLp(PL_parser->rsfp_filters))
3202 #define PERL_FILTER_EXISTS(i) \
3203 (PL_parser && PL_parser->rsfp_filters \
3204 && (i) <= av_len(PL_parser->rsfp_filters))
3206 #if defined(_AIX) && !defined(_AIX43)
3207 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3208 /* We cannot include <crypt.h> to get the struct crypt_data
3209 * because of setkey prototype problems when threading */
3210 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3211 /* From OSF, Not needed in AIX
3219 #endif /* threading */
3223 # include "iperlsys.h"
3226 #ifdef __LIBCATAMOUNT__
3227 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3229 #define FAKE_BIT_BUCKET
3232 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3233 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3234 * defined by Configure, despite their names being similar to the
3235 * other defines like USE_ITHREADS. Configure in fact knows nothing
3236 * about the randomised hashes. Therefore to enable/disable the hash
3237 * randomisation defines use the Configure -Accflags=... instead. */
3238 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3239 # define USE_HASH_SEED
3242 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3243 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3244 * it's not really needed.
3247 # define YYTOKENTYPE
3253 YYSTYPE next_val; /* value of next token, if any */
3254 I32 next_type; /* type of next token */
3255 MADPROP *next_mad; /* everything else about that token */
3259 /* macros to define bit-fields in structs. */
3260 #ifndef PERL_BITFIELD8
3261 # define PERL_BITFIELD8 unsigned
3263 #ifndef PERL_BITFIELD16
3264 # define PERL_BITFIELD16 unsigned
3266 #ifndef PERL_BITFIELD32
3267 # define PERL_BITFIELD32 unsigned
3277 #include "opnames.h"
3284 #include "warnings.h"
3287 /* these would be in doio.h if there was such a file */
3288 #define my_stat() my_stat_flags(SV_GMAGIC)
3289 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3291 /* defined in sv.c, but also used in [ach]v.c */
3294 #undef _XPVCV_COMMON
3296 typedef struct _sublex_info SUBLEXINFO;
3297 struct _sublex_info {
3298 U8 super_state; /* lexer state to save */
3299 U16 sub_inwhat; /* "lex_inwhat" to use */
3300 OP *sub_op; /* "lex_op" to use */
3301 SV *repl; /* replacement of s/// or y/// */
3306 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3308 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3309 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3311 struct ptr_tbl_ent {
3312 struct ptr_tbl_ent* next;
3318 struct ptr_tbl_ent** tbl_ary;
3321 struct ptr_tbl_arena *tbl_arena;
3322 struct ptr_tbl_ent *tbl_arena_next;
3323 struct ptr_tbl_ent *tbl_arena_end;
3326 #if defined(htonl) && !defined(HAS_HTONL)
3329 #if defined(htons) && !defined(HAS_HTONS)
3332 #if defined(ntohl) && !defined(HAS_NTOHL)
3335 #if defined(ntohs) && !defined(HAS_NTOHS)
3343 # if (BYTEORDER & 0xffff) == 0x4321
3344 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3345 re-order their values. However, to behave identically to the alternative
3346 implementations, they should truncate to the correct size. */
3347 # define ntohl(x) ((x)&0xFFFFFFFF)
3348 # define htonl(x) ntohl(x)
3349 # define ntohs(x) ((x)&0xFFFF)
3350 # define htons(x) ntohs(x)
3351 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3353 /* Note that we can't straight out declare our own htonl and htons because
3354 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3355 to avoid the overhead of initialising the socket subsystem, but the headers
3356 that *declare* the various functions are still seen. If we declare our own
3357 htonl etc they will clash with the declarations in the Win32 headers. */
3359 PERL_STATIC_INLINE U32
3360 my_swap32(const U32 x) {
3361 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3362 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3365 PERL_STATIC_INLINE U16
3366 my_swap16(const U16 x) {
3367 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3370 # define htonl(x) my_swap32(x)
3371 # define ntohl(x) my_swap32(x)
3372 # define ntohs(x) my_swap16(x)
3373 # define htons(x) my_swap16(x)
3375 # error "Unsupported byteorder"
3376 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3377 the error message. Please check the value of the macro BYTEORDER, as defined
3378 in config.h. The values of BYTEORDER we expect are
3380 big endian little endian
3381 32 bit 0x4321 0x1234
3382 64 bit 0x87654321 0x12345678
3384 If you have a system with a different byte order, please see
3385 pod/perlhack.pod for how to submit a patch to add supporting code.
3391 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3394 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3395 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3396 re-order their values. However, to behave identically to the alternative
3397 implementations, they should truncate to the correct size. */
3398 # define vtohl(x) ((x)&0xFFFFFFFF)
3399 # define vtohs(x) ((x)&0xFFFF)
3400 # define htovl(x) vtohl(x)
3401 # define htovs(x) vtohs(x)
3402 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3403 # define vtohl(x) ((((x)&0xFF)<<24) \
3405 +(((x)&0x0000FF00)<<8) \
3406 +(((x)&0x00FF0000)>>8) )
3407 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3408 # define htovl(x) vtohl(x)
3409 # define htovs(x) vtohs(x)
3411 # error "Unsupported byteorder"
3412 /* If you have need for current perl on PDP-11 or similar, and can help test
3413 that blead keeps working on a mixed-endian system, then see
3414 pod/perlhack.pod for how to submit patches to things working again. */
3417 /* *MAX Plus 1. A floating point value.
3418 Hopefully expressed in a way that dodgy floating point can't mess up.
3419 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3421 May find that some broken compiler will want the value cast to I32.
3422 [after the shift, as signed >> may not be as secure as unsigned >>]
3424 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3425 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3426 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3427 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3428 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3430 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3432 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3433 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3434 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3436 /* This may look like unnecessary jumping through hoops, but converting
3437 out of range floating point values to integers *is* undefined behaviour,
3438 and it is starting to bite.
3441 #define I_32(what) (cast_i32((NV)(what)))
3442 #define U_32(what) (cast_ulong((NV)(what)))
3443 #define I_V(what) (cast_iv((NV)(what)))
3444 #define U_V(what) (cast_uv((NV)(what)))
3446 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3447 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3448 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3449 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3450 : ((n) < U32_MAX_P1 ? (U32) (n) \
3451 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3452 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3453 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3454 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3455 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3456 : ((n) < UV_MAX_P1 ? (UV) (n) \
3457 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3460 #define U_S(what) ((U16)U_32(what))
3461 #define U_I(what) ((unsigned int)U_32(what))
3462 #define U_L(what) U_32(what)
3465 # define Perl_signbit signbit
3468 /* These do not care about the fractional part, only about the range. */
3469 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3470 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3472 /* Used with UV/IV arguments: */
3473 /* XXXX: need to speed it up */
3474 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3475 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3482 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3483 Uid_t getuid (void);
3484 Uid_t geteuid (void);
3485 Gid_t getgid (void);
3486 Gid_t getegid (void);
3490 #ifndef Perl_debug_log
3491 # define Perl_debug_log PerlIO_stderr()
3494 #ifndef Perl_error_log
3495 # define Perl_error_log (PL_stderrgv \
3496 && isGV(PL_stderrgv) \
3497 && GvIOp(PL_stderrgv) \
3498 && IoOFP(GvIOp(PL_stderrgv)) \
3499 ? IoOFP(GvIOp(PL_stderrgv)) \
3504 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3505 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3506 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3507 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3508 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3509 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3510 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3511 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3512 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3513 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3514 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3515 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3516 /* U is reserved for Unofficial, exploratory hacking */
3517 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3518 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3519 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3520 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3521 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3522 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3523 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3524 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3525 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3526 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3527 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3528 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3529 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3530 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3531 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3533 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3534 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3535 that something was done? */
3537 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3538 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3539 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3540 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3541 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3542 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3543 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3544 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3545 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3546 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3547 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3548 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3549 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3550 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3551 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3552 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3553 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3554 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3555 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3556 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3557 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3558 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3559 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3560 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3561 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3562 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3563 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3564 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3565 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3569 # define DEBUG_p_TEST DEBUG_p_TEST_
3570 # define DEBUG_s_TEST DEBUG_s_TEST_
3571 # define DEBUG_l_TEST DEBUG_l_TEST_
3572 # define DEBUG_t_TEST DEBUG_t_TEST_
3573 # define DEBUG_o_TEST DEBUG_o_TEST_
3574 # define DEBUG_c_TEST DEBUG_c_TEST_
3575 # define DEBUG_P_TEST DEBUG_P_TEST_
3576 # define DEBUG_m_TEST DEBUG_m_TEST_
3577 # define DEBUG_f_TEST DEBUG_f_TEST_
3578 # define DEBUG_r_TEST DEBUG_r_TEST_
3579 # define DEBUG_x_TEST DEBUG_x_TEST_
3580 # define DEBUG_u_TEST DEBUG_u_TEST_
3581 # define DEBUG_U_TEST DEBUG_U_TEST_
3582 # define DEBUG_H_TEST DEBUG_H_TEST_
3583 # define DEBUG_X_TEST DEBUG_X_TEST_
3584 # define DEBUG_D_TEST DEBUG_D_TEST_
3585 # define DEBUG_S_TEST DEBUG_S_TEST_
3586 # define DEBUG_T_TEST DEBUG_T_TEST_
3587 # define DEBUG_R_TEST DEBUG_R_TEST_
3588 # define DEBUG_J_TEST DEBUG_J_TEST_
3589 # define DEBUG_v_TEST DEBUG_v_TEST_
3590 # define DEBUG_C_TEST DEBUG_C_TEST_
3591 # define DEBUG_A_TEST DEBUG_A_TEST_
3592 # define DEBUG_q_TEST DEBUG_q_TEST_
3593 # define DEBUG_M_TEST DEBUG_M_TEST_
3594 # define DEBUG_B_TEST DEBUG_B_TEST_
3595 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3596 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3597 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3599 # define PERL_DEB(a) a
3600 # define PERL_DEBUG(a) if (PL_debug) a
3601 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3602 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3603 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3604 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3605 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3606 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3607 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3609 /* Temporarily turn off memory debugging in case the a
3610 * does memory allocation, either directly or indirectly. */
3611 # define DEBUG_m(a) \
3613 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3616 # define DEBUG__(t, a) \
3618 if (t) STMT_START {a;} STMT_END; \
3621 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3622 #ifndef PERL_EXT_RE_BUILD
3623 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3625 # define DEBUG_r(a) STMT_START {a;} STMT_END
3626 #endif /* PERL_EXT_RE_BUILD */
3627 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3628 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3629 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3630 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3631 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3632 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3633 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3634 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3635 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3637 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3638 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3639 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3640 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3641 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3642 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3643 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3644 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3645 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3647 #else /* DEBUGGING */
3649 # define DEBUG_p_TEST (0)
3650 # define DEBUG_s_TEST (0)
3651 # define DEBUG_l_TEST (0)
3652 # define DEBUG_t_TEST (0)
3653 # define DEBUG_o_TEST (0)
3654 # define DEBUG_c_TEST (0)
3655 # define DEBUG_P_TEST (0)
3656 # define DEBUG_m_TEST (0)
3657 # define DEBUG_f_TEST (0)
3658 # define DEBUG_r_TEST (0)
3659 # define DEBUG_x_TEST (0)
3660 # define DEBUG_u_TEST (0)
3661 # define DEBUG_U_TEST (0)
3662 # define DEBUG_H_TEST (0)
3663 # define DEBUG_X_TEST (0)
3664 # define DEBUG_D_TEST (0)
3665 # define DEBUG_S_TEST (0)
3666 # define DEBUG_T_TEST (0)
3667 # define DEBUG_R_TEST (0)
3668 # define DEBUG_J_TEST (0)
3669 # define DEBUG_v_TEST (0)
3670 # define DEBUG_C_TEST (0)
3671 # define DEBUG_A_TEST (0)
3672 # define DEBUG_q_TEST (0)
3673 # define DEBUG_M_TEST (0)
3674 # define DEBUG_B_TEST (0)
3675 # define DEBUG_Xv_TEST (0)
3676 # define DEBUG_Uv_TEST (0)
3677 # define DEBUG_Pv_TEST (0)
3679 # define PERL_DEB(a)
3680 # define PERL_DEBUG(a)
3706 # define DEBUG_Xv(a)
3707 # define DEBUG_Uv(a)
3708 # define DEBUG_Pv(a)
3709 #endif /* DEBUGGING */
3712 #define DEBUG_SCOPE(where) \
3714 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3715 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3716 __FILE__, __LINE__));
3718 #if defined(DEBUGGING) && defined(I_ASSERT)
3719 # include <assert.h>
3722 /* Keep the old croak based assert for those who want it, and as a fallback if
3723 the platform is so heretically non-ANSI that it can't assert. */
3725 #define Perl_assert(what) PERL_DEB( \
3726 ((what) ? ((void) 0) : \
3727 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3728 "\", line %d", STRINGIFY(what), __LINE__), \
3732 # define assert(what) Perl_assert(what)
3735 # define assert_(what) assert(what),
3737 # define assert_(what)
3741 I32 (*uf_val)(pTHX_ IV, SV*);
3742 I32 (*uf_set)(pTHX_ IV, SV*);
3746 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3747 * XS code wanting to be backward compatible can do something
3748 * like the following:
3750 #ifndef PERL_MG_UFUNC
3751 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3754 static PERL_MG_UFUNC(foo_get, index, val)
3764 #ifndef PERL_MG_UFUNC
3765 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3768 /* Fix these up for __STDC__ */
3769 #ifndef DONT_DECLARE_STD
3770 char *mktemp (char*);
3772 double atof (const char*);
3777 /* All of these are in stdlib.h or time.h for ANSI C */
3779 struct tm *gmtime(), *localtime();
3781 char *(strchr)(), *(strrchr)();
3782 char *(strcpy)(), *(strcat)();
3784 char *strchr(), *strrchr();
3785 char *strcpy(), *strcat();
3787 #endif /* ! STANDARD_C */
3794 double exp (double);
3795 double log (double);
3796 double log10 (double);
3797 double sqrt (double);
3798 double frexp (double,int*);
3799 double ldexp (double,int);
3800 double modf (double,double*);
3801 double sin (double);
3802 double cos (double);
3803 double atan2 (double,double);
3804 double pow (double,double);
3808 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3809 # define NV_INF LDBL_INFINITY
3811 #if !defined(NV_INF) && defined(DBL_INFINITY)
3812 # define NV_INF (NV)DBL_INFINITY
3814 #if !defined(NV_INF) && defined(INFINITY)
3815 # define NV_INF (NV)INFINITY
3817 #if !defined(NV_INF) && defined(INF)
3818 # define NV_INF (NV)INF
3820 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3821 # define NV_INF (NV)HUGE_VALL
3823 #if !defined(NV_INF) && defined(HUGE_VAL)
3824 # define NV_INF (NV)HUGE_VAL
3827 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3828 # if !defined(NV_NAN) && defined(LDBL_NAN)
3829 # define NV_NAN LDBL_NAN
3831 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3832 # define NV_NAN LDBL_QNAN
3834 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3835 # define NV_NAN LDBL_SNAN
3838 #if !defined(NV_NAN) && defined(DBL_NAN)
3839 # define NV_NAN (NV)DBL_NAN
3841 #if !defined(NV_NAN) && defined(DBL_QNAN)
3842 # define NV_NAN (NV)DBL_QNAN
3844 #if !defined(NV_NAN) && defined(DBL_SNAN)
3845 # define NV_NAN (NV)DBL_SNAN
3847 #if !defined(NV_NAN) && defined(QNAN)
3848 # define NV_NAN (NV)QNAN
3850 #if !defined(NV_NAN) && defined(SNAN)
3851 # define NV_NAN (NV)SNAN
3853 #if !defined(NV_NAN) && defined(NAN)
3854 # define NV_NAN (NV)NAN
3858 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3859 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3861 # if !defined(WIN32) && !defined(VMS)
3863 char *crypt (const char*, const char*);
3865 # endif /* !WIN32 */
3866 # endif /* !NeXT && !__NeXT__ */
3867 # ifndef DONT_DECLARE_STD
3869 char *getenv (const char*);
3870 # endif /* !getenv */
3871 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3872 # ifdef _FILE_OFFSET_BITS
3873 # if _FILE_OFFSET_BITS == 64
3874 Off_t lseek (int,Off_t,int);
3878 # endif /* !DONT_DECLARE_STD */
3881 char *getlogin (void);
3883 # endif /* !WIN32 */
3884 #endif /* !__cplusplus */
3886 /* Fixme on VMS. This needs to be a run-time, not build time options */
3887 /* Also rename() is affected by this */
3888 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3889 #define UNLINK unlnk
3890 I32 unlnk (pTHX_ const char*);
3892 #define UNLINK PerlLIO_unlink
3895 /* some versions of glibc are missing the setresuid() proto */
3896 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3897 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3899 /* some versions of glibc are missing the setresgid() proto */
3900 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3901 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3904 #ifndef HAS_SETREUID
3905 # ifdef HAS_SETRESUID
3906 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3907 # define HAS_SETREUID
3910 #ifndef HAS_SETREGID
3911 # ifdef HAS_SETRESGID
3912 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3913 # define HAS_SETREGID
3917 /* Sighandler_t defined in iperlsys.h */
3919 #ifdef HAS_SIGACTION
3920 typedef struct sigaction Sigsave_t;
3922 typedef Sighandler_t Sigsave_t;
3933 # define RUNOPS_DEFAULT Perl_runops_debug
3935 # define RUNOPS_DEFAULT Perl_runops_standard
3939 EXTERN_C void PerlIO_teardown(void);
3940 # ifdef USE_ITHREADS
3941 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3942 # define PERLIO_TERM \
3944 PerlIO_teardown(); \
3945 MUTEX_DESTROY(&PL_perlio_mutex);\
3948 # define PERLIO_INIT
3949 # define PERLIO_TERM PerlIO_teardown()
3952 # define PERLIO_INIT
3953 # define PERLIO_TERM
3957 # ifdef MUTEX_INIT_CALLS_MALLOC
3958 # define MALLOC_INIT \
3960 PL_malloc_mutex = NULL; \
3961 MUTEX_INIT(&PL_malloc_mutex); \
3963 # define MALLOC_TERM \
3965 perl_mutex tmp = PL_malloc_mutex; \
3966 PL_malloc_mutex = NULL; \
3967 MUTEX_DESTROY(&tmp); \
3970 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3971 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3974 # define MALLOC_INIT
3975 # define MALLOC_TERM
3978 #if defined(PERL_IMPLICIT_CONTEXT)
3980 struct perl_memory_debug_header;
3981 struct perl_memory_debug_header {
3986 struct perl_memory_debug_header *prev;
3987 struct perl_memory_debug_header *next;
3990 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3991 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3992 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3998 #ifdef PERL_TRACK_MEMPOOL
3999 # define INIT_TRACK_MEMPOOL(header, interp) \
4001 (header).interpreter = (interp); \
4002 (header).prev = (header).next = &(header); \
4005 # define INIT_TRACK_MEMPOOL(header, interp)
4008 #ifdef I_MALLOCMALLOC
4009 /* Needed for malloc_size(), malloc_good_size() on some systems */
4010 # include <malloc/malloc.h>
4014 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4016 # ifdef HAS_MALLOC_SIZE
4017 # ifdef PERL_TRACK_MEMPOOL
4018 # define Perl_safesysmalloc_size(where) \
4019 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4021 # define Perl_safesysmalloc_size(where) malloc_size(where)
4024 # ifdef HAS_MALLOC_GOOD_SIZE
4025 # ifdef PERL_TRACK_MEMPOOL
4026 # define Perl_malloc_good_size(how_much) \
4027 (malloc_good_size((how_much) + sTHX) - sTHX)
4029 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4032 /* Having this as the identity operation makes some code simpler. */
4033 # define Perl_malloc_good_size(how_much) (how_much)
4037 typedef int (*runops_proc_t)(pTHX);
4038 typedef void (*share_proc_t) (pTHX_ SV *sv);
4039 typedef int (*thrhook_proc_t) (pTHX);
4040 typedef OP* (*PPADDR_t[]) (pTHX);
4041 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4042 typedef void (*despatch_signals_proc_t) (pTHX);
4044 /* NeXT has problems with crt0.o globals */
4045 #if defined(__DYNAMIC__) && \
4046 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4047 # if defined(NeXT) || defined(__NeXT)
4048 # include <mach-o/dyld.h>
4049 # define environ (*environ_pointer)
4050 EXT char *** environ_pointer;
4052 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4053 # include <crt_externs.h> /* for the env array */
4054 # define environ (*_NSGetEnviron())
4058 /* VMS and some other platforms don't use the environ array */
4059 # ifdef USE_ENVIRON_ARRAY
4060 # if !defined(DONT_DECLARE_STD) || \
4061 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4063 extern char ** environ; /* environment variables supplied via exec */
4068 #define PERL_PATCHLEVEL_H_IMPLICIT
4069 #include "patchlevel.h"
4070 #undef PERL_PATCHLEVEL_H_IMPLICIT
4072 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4073 STRINGIFY(PERL_VERSION) "." \
4074 STRINGIFY(PERL_SUBVERSION)
4076 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4077 STRINGIFY(PERL_API_VERSION) "." \
4078 STRINGIFY(PERL_API_SUBVERSION)
4082 /* handy constants */
4083 EXTCONST char PL_warn_uninit[]
4084 INIT("Use of uninitialized value%s%s%s");
4085 EXTCONST char PL_warn_uninit_sv[]
4086 INIT("Use of uninitialized value%"SVf"%s%s");
4087 EXTCONST char PL_warn_nosemi[]
4088 INIT("Semicolon seems to be missing");
4089 EXTCONST char PL_warn_reserved[]
4090 INIT("Unquoted string \"%s\" may clash with future reserved word");
4091 EXTCONST char PL_warn_nl[]
4092 INIT("Unsuccessful %s on filename containing newline");
4093 EXTCONST char PL_no_wrongref[]
4094 INIT("Can't use %s ref as %s ref");
4095 /* The core no longer needs these here. If you require the string constant,
4096 please inline a copy into your own code. */
4097 EXTCONST char PL_no_symref[] __attribute__deprecated__
4098 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4099 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4100 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4101 EXTCONST char PL_no_usym[]
4102 INIT("Can't use an undefined value as %s reference");
4103 EXTCONST char PL_no_aelem[]
4104 INIT("Modification of non-creatable array value attempted, subscript %d");
4105 EXTCONST char PL_no_helem_sv[]
4106 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4107 EXTCONST char PL_no_modify[]
4108 INIT("Modification of a read-only value attempted");
4109 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4110 INIT("Out of memory!\n");
4111 EXTCONST char PL_no_security[]
4112 INIT("Insecure dependency in %s%s");
4113 EXTCONST char PL_no_sock_func[]
4114 INIT("Unsupported socket function \"%s\" called");
4115 EXTCONST char PL_no_dir_func[]
4116 INIT("Unsupported directory function \"%s\" called");
4117 EXTCONST char PL_no_func[]
4118 INIT("The %s function is unimplemented");
4119 EXTCONST char PL_no_myglob[]
4120 INIT("\"%s\" variable %s can't be in a package");
4121 EXTCONST char PL_no_localize_ref[]
4122 INIT("Can't localize through a reference");
4123 EXTCONST char PL_memory_wrap[]
4124 INIT("panic: memory wrap");
4126 EXTCONST char PL_Yes[]
4128 EXTCONST char PL_No[]
4130 EXTCONST char PL_hexdigit[]
4131 INIT("0123456789abcdef0123456789ABCDEF");
4133 /* This is constant on most architectures, a global on OS/2 */
4135 EXTCONST char PL_sh_path[]
4136 INIT(SH_PATH); /* full path of shell */
4140 EXTCONST char PL_cshname[]
4142 # define PL_cshlen (sizeof(CSH "") - 1)
4145 /* These are baked at compile time into any shared perl library.
4146 In future releases this will allow us in main() to sanity test the
4147 library we're linking against. */
4149 EXTCONST U8 PL_revision
4150 INIT(PERL_REVISION);
4151 EXTCONST U8 PL_version
4153 EXTCONST U8 PL_subversion
4154 INIT(PERL_SUBVERSION);
4156 EXTCONST char PL_uuemap[65]
4157 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4160 EXTCONST char PL_uudmap[256] =
4162 # include "uuudmap.h"
4164 # include "uudmap.h"
4167 EXTCONST char PL_bitcount[256] =
4169 # include "ubitcount.h"
4171 # include "bitcount.h"
4174 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4175 EXTCONST int PL_sig_num[] = { SIG_NUM };
4177 EXTCONST char PL_uudmap[256];
4178 EXTCONST char PL_bitcount[256];
4179 EXTCONST char* const PL_sig_name[];
4180 EXTCONST int PL_sig_num[];
4183 /* fast conversion and case folding tables. The folding tables complement the
4184 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4185 * folds such as outside the range or to multiple characters. */
4190 /* The EBCDIC fold table depends on the code page, and hence is found in
4193 EXTCONST unsigned char PL_fold[] = {
4194 0, 1, 2, 3, 4, 5, 6, 7,
4195 8, 9, 10, 11, 12, 13, 14, 15,
4196 16, 17, 18, 19, 20, 21, 22, 23,
4197 24, 25, 26, 27, 28, 29, 30, 31,
4198 32, 33, 34, 35, 36, 37, 38, 39,
4199 40, 41, 42, 43, 44, 45, 46, 47,
4200 48, 49, 50, 51, 52, 53, 54, 55,
4201 56, 57, 58, 59, 60, 61, 62, 63,
4202 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4203 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4204 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4205 'x', 'y', 'z', 91, 92, 93, 94, 95,
4206 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4207 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4208 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4209 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4210 128, 129, 130, 131, 132, 133, 134, 135,
4211 136, 137, 138, 139, 140, 141, 142, 143,
4212 144, 145, 146, 147, 148, 149, 150, 151,
4213 152, 153, 154, 155, 156, 157, 158, 159,
4214 160, 161, 162, 163, 164, 165, 166, 167,
4215 168, 169, 170, 171, 172, 173, 174, 175,
4216 176, 177, 178, 179, 180, 181, 182, 183,
4217 184, 185, 186, 187, 188, 189, 190, 191,
4218 192, 193, 194, 195, 196, 197, 198, 199,
4219 200, 201, 202, 203, 204, 205, 206, 207,
4220 208, 209, 210, 211, 212, 213, 214, 215,
4221 216, 217, 218, 219, 220, 221, 222, 223,
4222 224, 225, 226, 227, 228, 229, 230, 231,
4223 232, 233, 234, 235, 236, 237, 238, 239,
4224 240, 241, 242, 243, 244, 245, 246, 247,
4225 248, 249, 250, 251, 252, 253, 254, 255
4227 EXTCONST unsigned char PL_fold_latin1[] = {
4228 /* Full latin1 complement folding, except for three problematic code points:
4229 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4230 * fold complements outside the Latin1 range, so can't match something
4231 * that isn't in utf8.
4232 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4233 * not one, so can't be represented in this table.
4235 * All have to be specially handled */
4236 0, 1, 2, 3, 4, 5, 6, 7,
4237 8, 9, 10, 11, 12, 13, 14, 15,
4238 16, 17, 18, 19, 20, 21, 22, 23,
4239 24, 25, 26, 27, 28, 29, 30, 31,
4240 32, 33, 34, 35, 36, 37, 38, 39,
4241 40, 41, 42, 43, 44, 45, 46, 47,
4242 48, 49, 50, 51, 52, 53, 54, 55,
4243 56, 57, 58, 59, 60, 61, 62, 63,
4244 64, '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', 91, 92, 93, 94, 95,
4248 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4249 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4250 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4251 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4252 128, 129, 130, 131, 132, 133, 134, 135,
4253 136, 137, 138, 139, 140, 141, 142, 143,
4254 144, 145, 146, 147, 148, 149, 150, 151,
4255 152, 153, 154, 155, 156, 157, 158, 159,
4256 160, 161, 162, 163, 164, 165, 166, 167,
4257 168, 169, 170, 171, 172, 173, 174, 175,
4258 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4259 184, 185, 186, 187, 188, 189, 190, 191,
4260 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4261 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4262 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4263 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4264 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4265 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4266 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4267 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4268 255 /* y with diaeresis */
4270 #endif /* !EBCDIC, but still in DOINIT */
4272 /* If these tables are accessed through ebcdic, the access will be converted to
4274 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4275 0, 1, 2, 3, 4, 5, 6, 7,
4276 8, 9, 10, 11, 12, 13, 14, 15,
4277 16, 17, 18, 19, 20, 21, 22, 23,
4278 24, 25, 26, 27, 28, 29, 30, 31,
4279 32, 33, 34, 35, 36, 37, 38, 39,
4280 40, 41, 42, 43, 44, 45, 46, 47,
4281 48, 49, 50, 51, 52, 53, 54, 55,
4282 56, 57, 58, 59, 60, 61, 62, 63,
4283 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4284 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4285 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4286 'x', 'y', 'z', 91, 92, 93, 94, 95,
4287 96, 97, 98, 99, 100, 101, 102, 103,
4288 104, 105, 106, 107, 108, 109, 110, 111,
4289 112, 113, 114, 115, 116, 117, 118, 119,
4290 120, 121, 122, 123, 124, 125, 126, 127,
4291 128, 129, 130, 131, 132, 133, 134, 135,
4292 136, 137, 138, 139, 140, 141, 142, 143,
4293 144, 145, 146, 147, 148, 149, 150, 151,
4294 152, 153, 154, 155, 156, 157, 158, 159,
4295 160, 161, 162, 163, 164, 165, 166, 167,
4296 168, 169, 170, 171, 172, 173, 174, 175,
4297 176, 177, 178, 179, 180, 181, 182, 183,
4298 184, 185, 186, 187, 188, 189, 190, 191,
4299 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4300 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4301 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4302 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4303 224, 225, 226, 227, 228, 229, 230, 231,
4304 232, 233, 234, 235, 236, 237, 238, 239,
4305 240, 241, 242, 243, 244, 245, 246, 247,
4306 248, 249, 250, 251, 252, 253, 254, 255
4309 /* upper and title case of latin1 characters, modified so that the three tricky
4310 * ones are mapped to 255 (which is one of the three) */
4311 EXTCONST unsigned char PL_mod_latin1_uc[] = {
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, 65, 66, 67, 68, 69, 70, 71,
4321 72, 73, 74, 75, 76, 77, 78, 79,
4322 80, 81, 82, 83, 84, 85, 86, 87,
4323 88, 89, 90, 91, 92, 93, 94, 95,
4324 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4325 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4326 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4327 'X', 'Y', 'Z', 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, 255 /*micro*/, 182, 183,
4335 184, 185, 186, 187, 188, 189, 190, 191,
4336 192, 193, 194, 195, 196, 197, 198, 199,
4337 200, 201, 202, 203, 204, 205, 206, 207,
4338 208, 209, 210, 211, 212, 213, 214, 215,
4339 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4340 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4341 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4342 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4343 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4345 #else /* ! DOINIT */
4347 EXTCONST unsigned char PL_fold[];
4348 EXTCONST unsigned char PL_fold_latin1[];
4350 EXTCONST unsigned char PL_mod_latin1_uc[];
4351 EXTCONST unsigned char PL_latin1_lc[];
4354 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4356 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4357 0, 1, 2, 3, 4, 5, 6, 7,
4358 8, 9, 10, 11, 12, 13, 14, 15,
4359 16, 17, 18, 19, 20, 21, 22, 23,
4360 24, 25, 26, 27, 28, 29, 30, 31,
4361 32, 33, 34, 35, 36, 37, 38, 39,
4362 40, 41, 42, 43, 44, 45, 46, 47,
4363 48, 49, 50, 51, 52, 53, 54, 55,
4364 56, 57, 58, 59, 60, 61, 62, 63,
4365 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4366 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4367 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4368 'x', 'y', 'z', 91, 92, 93, 94, 95,
4369 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4370 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4371 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4372 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4373 128, 129, 130, 131, 132, 133, 134, 135,
4374 136, 137, 138, 139, 140, 141, 142, 143,
4375 144, 145, 146, 147, 148, 149, 150, 151,
4376 152, 153, 154, 155, 156, 157, 158, 159,
4377 160, 161, 162, 163, 164, 165, 166, 167,
4378 168, 169, 170, 171, 172, 173, 174, 175,
4379 176, 177, 178, 179, 180, 181, 182, 183,
4380 184, 185, 186, 187, 188, 189, 190, 191,
4381 192, 193, 194, 195, 196, 197, 198, 199,
4382 200, 201, 202, 203, 204, 205, 206, 207,
4383 208, 209, 210, 211, 212, 213, 214, 215,
4384 216, 217, 218, 219, 220, 221, 222, 223,
4385 224, 225, 226, 227, 228, 229, 230, 231,
4386 232, 233, 234, 235, 236, 237, 238, 239,
4387 240, 241, 242, 243, 244, 245, 246, 247,
4388 248, 249, 250, 251, 252, 253, 254, 255
4391 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4393 #endif /* !PERL_GLOBAL_STRUCT */
4397 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4398 1, 2, 84, 151, 154, 155, 156, 157,
4399 165, 246, 250, 3, 158, 7, 18, 29,
4400 40, 51, 62, 73, 85, 96, 107, 118,
4401 129, 140, 147, 148, 149, 150, 152, 153,
4402 255, 6, 8, 9, 10, 11, 12, 13,
4403 14, 15, 24, 25, 26, 27, 28, 226,
4404 29, 30, 31, 32, 33, 43, 44, 45,
4405 46, 47, 48, 49, 50, 76, 77, 78,
4406 79, 80, 81, 82, 83, 84, 85, 86,
4407 87, 94, 95, 234, 181, 233, 187, 190,
4408 180, 96, 97, 98, 99, 100, 101, 102,
4409 104, 112, 182, 174, 236, 232, 229, 103,
4410 228, 226, 114, 115, 116, 117, 118, 119,
4411 120, 121, 122, 235, 176, 230, 194, 162,
4412 130, 131, 132, 133, 134, 135, 136, 137,
4413 138, 139, 201, 205, 163, 217, 220, 224,
4414 5, 248, 227, 244, 242, 255, 241, 231,
4415 240, 253, 16, 197, 19, 20, 21, 187,
4416 23, 169, 210, 245, 237, 249, 247, 239,
4417 168, 252, 34, 196, 36, 37, 38, 39,
4418 41, 42, 251, 254, 238, 223, 221, 213,
4419 225, 177, 52, 53, 54, 55, 56, 57,
4420 58, 59, 60, 61, 63, 64, 65, 66,
4421 67, 68, 69, 70, 71, 72, 74, 75,
4422 205, 208, 186, 202, 200, 218, 198, 179,
4423 178, 214, 88, 89, 90, 91, 92, 93,
4424 217, 166, 170, 207, 199, 209, 206, 204,
4425 160, 212, 105, 106, 108, 109, 110, 111,
4426 203, 113, 216, 215, 192, 175, 193, 243,
4427 172, 161, 123, 124, 125, 126, 127, 128,
4428 222, 219, 211, 195, 188, 193, 185, 184,
4429 191, 183, 141, 142, 143, 144, 145, 146
4431 #else /* ascii rather than ebcdic */
4432 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4433 1, 2, 84, 151, 154, 155, 156, 157,
4434 165, 246, 250, 3, 158, 7, 18, 29,
4435 40, 51, 62, 73, 85, 96, 107, 118,
4436 129, 140, 147, 148, 149, 150, 152, 153,
4437 255, 182, 224, 205, 174, 176, 180, 217,
4438 233, 232, 236, 187, 235, 228, 234, 226,
4439 222, 219, 211, 195, 188, 193, 185, 184,
4440 191, 183, 201, 229, 181, 220, 194, 162,
4441 163, 208, 186, 202, 200, 218, 198, 179,
4442 178, 214, 166, 170, 207, 199, 209, 206,
4443 204, 160, 212, 216, 215, 192, 175, 173,
4444 243, 172, 161, 190, 203, 189, 164, 230,
4445 167, 248, 227, 244, 242, 255, 241, 231,
4446 240, 253, 169, 210, 245, 237, 249, 247,
4447 239, 168, 252, 251, 254, 238, 223, 221,
4448 213, 225, 177, 197, 171, 196, 159, 4,
4449 5, 6, 8, 9, 10, 11, 12, 13,
4450 14, 15, 16, 17, 19, 20, 21, 22,
4451 23, 24, 25, 26, 27, 28, 30, 31,
4452 32, 33, 34, 35, 36, 37, 38, 39,
4453 41, 42, 43, 44, 45, 46, 47, 48,
4454 49, 50, 52, 53, 54, 55, 56, 57,
4455 58, 59, 60, 61, 63, 64, 65, 66,
4456 67, 68, 69, 70, 71, 72, 74, 75,
4457 76, 77, 78, 79, 80, 81, 82, 83,
4458 86, 87, 88, 89, 90, 91, 92, 93,
4459 94, 95, 97, 98, 99, 100, 101, 102,
4460 103, 104, 105, 106, 108, 109, 110, 111,
4461 112, 113, 114, 115, 116, 117, 119, 120,
4462 121, 122, 123, 124, 125, 126, 127, 128,
4463 130, 131, 132, 133, 134, 135, 136, 137,
4464 138, 139, 141, 142, 143, 144, 145, 146
4468 EXTCONST unsigned char PL_freq[];
4471 /* Although only used for debugging, these constants must be available in
4472 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4473 * which has DEBUGGING enabled always */
4475 EXTCONST char* const PL_block_type[] = {
4490 EXTCONST char* PL_block_type[];
4493 /* These are all the compile time options that affect binary compatibility.
4494 Other compile time options that are binary compatible are in perl.c
4495 Both are combined for the output of perl -V
4496 However, this string will be embedded in any shared perl library, which will
4497 allow us add a comparison check in perlmain.c in the near future. */
4499 EXTCONST char PL_bincompat_options[] =
4500 # ifdef DEBUG_LEAKING_SCALARS
4501 " DEBUG_LEAKING_SCALARS"
4503 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4504 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4512 # ifdef HAVE_INTERP_INTERN
4513 " HAVE_INTERP_INTERN"
4515 # ifdef MULTIPLICITY
4521 # ifdef PERLIO_LAYERS
4524 # ifdef PERL_DEBUG_READONLY_OPS
4525 " PERL_DEBUG_READONLY_OPS"
4527 # ifdef PERL_GLOBAL_STRUCT
4528 " PERL_GLOBAL_STRUCT"
4530 # ifdef PERL_IMPLICIT_CONTEXT
4531 " PERL_IMPLICIT_CONTEXT"
4533 # ifdef PERL_IMPLICIT_SYS
4534 " PERL_IMPLICIT_SYS"
4542 # ifdef PERL_NEED_APPCTX
4545 # ifdef PERL_NEED_TIMESBASE
4546 " PERL_NEED_TIMESBASE"
4548 # ifdef PERL_OLD_COPY_ON_WRITE
4549 " PERL_OLD_COPY_ON_WRITE"
4554 # ifdef PERL_SAWAMPERSAND
4555 " PERL_SAWAMPERSAND"
4557 # ifdef PERL_TRACK_MEMPOOL
4558 " PERL_TRACK_MEMPOOL"
4560 # ifdef PERL_USES_PL_PIDSTATUS
4561 " PERL_USES_PL_PIDSTATUS"
4563 # ifdef USE_64_BIT_ALL
4566 # ifdef USE_64_BIT_INT
4572 # ifdef USE_ITHREADS
4575 # ifdef USE_LARGE_FILES
4578 # ifdef USE_LOCALE_COLLATE
4579 " USE_LOCALE_COLLATE"
4581 # ifdef USE_LOCALE_NUMERIC
4582 " USE_LOCALE_NUMERIC"
4584 # ifdef USE_LONG_DOUBLE
4590 # ifdef USE_REENTRANT_API
4591 " USE_REENTRANT_API"
4599 # ifdef VMS_DO_SOCKETS
4602 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4603 " VMS_SHORTEN_LONG_SYMBOLS"
4605 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4606 " VMS_SYMBOL_CASE_AS_IS"
4610 EXTCONST char PL_bincompat_options[];
4613 #ifndef PERL_SET_PHASE
4614 # define PERL_SET_PHASE(new_phase) \
4615 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4616 PL_phase = new_phase;
4619 /* The interpreter phases. If these ever change, PL_phase_names right below will
4620 * need to be updated accordingly. */
4622 PERL_PHASE_CONSTRUCT = 0,
4623 PERL_PHASE_START = 1,
4624 PERL_PHASE_CHECK = 2,
4625 PERL_PHASE_INIT = 3,
4628 PERL_PHASE_DESTRUCT = 6
4632 EXTCONST char *const PL_phase_names[] = {
4642 EXTCONST char *const PL_phase_names[];
4646 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4647 * instead of using the newer PL_phase, which provides everything PL_dirty
4648 * provided, and more. */
4649 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4651 # define PL_amagic_generation PL_na
4652 #endif /* !PERL_CORE */
4656 /*****************************************************************************/
4657 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4658 /*****************************************************************************/
4659 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4662 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4671 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4682 XTERMORDORDOR /* evil hack */
4683 /* update exp_name[] in toke.c if adding to this enum */
4686 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4687 special and there is no need for HINT_PRIVATE_MASK for COPs
4688 However, bitops store HINT_INTEGER in their op_private. */
4689 #define HINT_INTEGER 0x00000001 /* integer pragma */
4690 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4691 #define HINT_LOCALE 0x00000004 /* locale pragma */
4692 #define HINT_BYTES 0x00000008 /* bytes pragma */
4693 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4695 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4696 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4697 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4699 #define HINT_BLOCK_SCOPE 0x00000100
4700 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4701 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4702 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4704 /* The HINT_NEW_* constants are used by the overload pragma */
4705 #define HINT_NEW_INTEGER 0x00001000
4706 #define HINT_NEW_FLOAT 0x00002000
4707 #define HINT_NEW_BINARY 0x00004000
4708 #define HINT_NEW_STRING 0x00008000
4709 #define HINT_NEW_RE 0x00010000
4710 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4711 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4712 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4714 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4715 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4717 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4718 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4720 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4722 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4724 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4726 /* Note: Used for NATIVE_HINTS, currently
4727 defined by vms/vmsish.h:
4732 /* The following are stored in $^H{sort}, not in PL_hints */
4733 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4734 #define HINT_SORT_QUICKSORT 0x00000001
4735 #define HINT_SORT_MERGESORT 0x00000002
4736 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4738 /* flags for PL_sawampersand */
4740 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4741 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4742 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4744 #ifndef PERL_SAWAMPERSAND
4745 # define PL_sawampersand \
4746 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4749 /* Various states of the input record separator SV (rs) */
4750 #define RsSNARF(sv) (! SvOK(sv))
4751 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4752 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4753 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4755 /* A struct for keeping various DEBUGGING related stuff,
4756 * neatly packed. Currently only scratch variables for
4757 * constructing debug output are included. Needed always,
4758 * not just when DEBUGGING, though, because of the re extension. c*/
4759 struct perl_debug_pad {
4763 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4764 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4765 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4768 /* Enable variables which are pointers to functions */
4769 typedef void (*peep_t)(pTHX_ OP* o);
4770 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4771 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4772 char* strend, char* strbeg, I32 minend,
4773 SV* screamer, void* data, U32 flags);
4774 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4775 char *strpos, char *strend,
4777 re_scream_pos_data *d);
4778 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4779 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4780 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4781 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4783 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4784 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4785 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4786 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4787 typedef void (*XSINIT_t) (pTHX);
4788 typedef void (*ATEXIT_t) (pTHX_ void*);
4789 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4791 typedef OP* (*Perl_ppaddr_t)(pTHX);
4792 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4793 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4794 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4795 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4797 typedef void(*globhook_t)(pTHX);
4799 #define KEYWORD_PLUGIN_DECLINE 0
4800 #define KEYWORD_PLUGIN_STMT 1
4801 #define KEYWORD_PLUGIN_EXPR 2
4803 /* Interpreter exitlist entry */
4804 typedef struct exitlistentry {
4805 void (*fn) (pTHX_ void*);
4807 } PerlExitListEntry;
4809 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4810 /* These have to be before perlvars.h */
4811 #if !defined(HAS_SIGACTION) && defined(VMS)
4812 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4814 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4815 #if defined(KILL_BY_SIGPRC)
4816 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4819 #if !defined(MULTIPLICITY)
4821 struct interpreter {
4827 /* If we have multiple interpreters define a struct
4828 holding variables which must be per-interpreter
4829 If we don't have threads anything that would have
4830 be per-thread is per-interpreter.
4833 /* Set up PERLVAR macros for populating structs */
4834 # define PERLVAR(prefix,var,type) type prefix##var;
4836 /* 'var' is an array of length 'n' */
4837 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4839 /* initialize 'var' to init' */
4840 # define PERLVARI(prefix,var,type,init) type prefix##var;
4842 /* like PERLVARI, but make 'var' a const */
4843 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4845 struct interpreter {
4846 # include "intrpvar.h"
4849 EXTCONST U16 PL_interp_size
4850 INIT(sizeof(struct interpreter));
4852 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4853 STRUCT_OFFSET(struct interpreter, member) + \
4854 sizeof(((struct interpreter*)0)->member)
4856 /* This will be useful for subsequent releases, because this has to be the
4857 same in your libperl as in main(), else you have a mismatch and must abort.
4859 EXTCONST U16 PL_interp_size_5_18_0
4860 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4863 # ifdef PERL_GLOBAL_STRUCT
4864 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4865 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4868 # include "perlvars.h"
4871 EXTCONST U16 PL_global_struct_size
4872 INIT(sizeof(struct perl_vars));
4875 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4876 EXT struct perl_vars PL_Vars;
4877 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4878 # undef PERL_GET_VARS
4879 # define PERL_GET_VARS() PL_VarsPtr
4880 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4881 # else /* PERL_CORE */
4882 # if !defined(__GNUC__) || !defined(WIN32)
4885 struct perl_vars *PL_VarsPtr;
4886 # define PL_Vars (*((PL_VarsPtr) \
4887 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4888 # endif /* PERL_CORE */
4889 # endif /* PERL_GLOBAL_STRUCT */
4891 /* Done with PERLVAR macros for now ... */
4897 #endif /* MULTIPLICITY */
4899 struct tempsym; /* defined in pp_pack.c */
4904 #ifndef PERL_CALLCONV
4906 # define PERL_CALLCONV extern "C"
4908 # define PERL_CALLCONV
4911 #ifndef PERL_CALLCONV_NO_RET
4912 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4915 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4916 dont have a noreturn as a declaration specifier
4918 #ifndef PERL_STATIC_NO_RET
4919 # define PERL_STATIC_NO_RET STATIC
4921 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4922 builds that dont have a noreturn as a declaration specifier
4924 #ifndef PERL_STATIC_INLINE_NO_RET
4925 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4931 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4932 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4935 # include "malloc_ctl.h"
4940 /* this has structure inits, so it cannot be included before here */
4943 /* The following must follow proto.h as #defines mess up syntax */
4945 #if !defined(PERL_FOR_X2P)
4946 # include "embedvar.h"
4949 # undef PL_madskills
4951 # define PL_madskills 0
4955 /* Now include all the 'global' variables
4956 * If we don't have threads or multiple interpreters
4957 * these include variables that would have been their struct-s
4960 #define PERLVAR(prefix,var,type) EXT type PL_##var;
4961 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
4962 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
4963 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
4965 #if !defined(MULTIPLICITY)
4967 # include "intrpvar.h"
4972 /* All core uses now exterminated. Ensure no zombies can return: */
4976 /* Now all the config stuff is setup we can include embed.h
4977 In particular, need the relevant *ish file included already, as it may
4978 define HAVE_INTERP_INTERN */
4982 # define op_getmad(arg,pegop,slot) NOOP
4985 #ifndef PERL_GLOBAL_STRUCT
4988 # include "perlvars.h"
5000 /* dummy variables that hold pointers to both runops functions, thus forcing
5001 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5003 EXTCONST runops_proc_t PL_runops_std
5004 INIT(Perl_runops_standard);
5005 EXTCONST runops_proc_t PL_runops_dbg
5006 INIT(Perl_runops_debug);
5008 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5009 * magic vtables const, but this is incompatible with SWIG which
5010 * does want to modify the vtables. */
5011 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5012 # define EXT_MGVTBL EXTCONST MGVTBL
5014 # define EXT_MGVTBL EXT MGVTBL
5017 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5018 #define PERL_MAGIC_VALUE_MAGIC 0x80
5019 #define PERL_MAGIC_VTABLE_MASK 0x3F
5020 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5021 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5022 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5023 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5025 #include "mg_vtable.h"
5028 EXTCONST U8 PL_magic_data[256] =
5030 # include "umg_data.h"
5032 # include "mg_data.h"
5036 EXTCONST U8 PL_magic_data[256];
5040 /* NL BD IV NV PV PI PN MG RX GV LV AV HV CV FM IO */
5042 PL_valid_types_IVX[] = { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5044 PL_valid_types_NVX[] = { 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5046 PL_valid_types_PVX[] = { 0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5048 PL_valid_types_RV[] = { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5050 PL_valid_types_IV_set[] = { 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5052 PL_valid_types_NV_set[] = { 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5056 EXTCONST bool PL_valid_types_IVX[];
5057 EXTCONST bool PL_valid_types_NVX[];
5058 EXTCONST bool PL_valid_types_PVX[];
5059 EXTCONST bool PL_valid_types_RV[];
5060 EXTCONST bool PL_valid_types_IV_set[];
5061 EXTCONST bool PL_valid_types_NV_set[];
5065 #ifndef PERL_NO_INLINE_FUNCTIONS
5066 /* Static inline funcs that depend on includes and declarations above.
5067 Some of these reference functions in the perl object files, and some
5068 compilers aren't smart enough to eliminate unused static inline
5069 functions, so including this file in source code can cause link errors
5070 even if the source code uses none of the functions. Hence including these
5071 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5072 (obviously) result in unworkable XS code, but allows simple probing code
5073 to continue to work, because it permits tests to include the perl headers
5074 for definitions without creating a link dependency on the perl library
5075 (which may not exist yet).
5078 # include "inline.h"
5081 #include "overload.h"
5090 CV* table[NofAMmeth];
5092 struct am_table_short {
5098 typedef struct am_table AMT;
5099 typedef struct am_table_short AMTS;
5101 #define AMGfallNEVER 1
5103 #define AMGfallYES 3
5105 #define AMTf_AMAGIC 1
5106 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5107 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5108 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5110 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5113 * some compilers like to redefine cos et alia as faster
5114 * (and less accurate?) versions called F_cos et cetera (Quidquid
5115 * latine dictum sit, altum viditur.) This trick collides with
5116 * the Perl overloading (amg). The following #defines fool both.
5121 # define F_atan2_amg atan2_amg
5124 # define F_cos_amg cos_amg
5127 # define F_exp_amg exp_amg
5130 # define F_log_amg log_amg
5133 # define F_pow_amg pow_amg
5136 # define F_sin_amg sin_amg
5139 # define F_sqrt_amg sqrt_amg
5141 #endif /* _FASTMATH */
5143 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5144 PERLDBf_NOOPT | PERLDBf_INTER | \
5145 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5146 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5148 /* No _NONAME, _GOTO */
5149 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5150 #define PERLDBf_LINE 0x02 /* Keep line # */
5151 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5152 #define PERLDBf_INTER 0x08 /* Preserve more data for
5153 later inspections */
5154 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5155 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5156 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5157 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5158 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5159 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5160 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5161 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5162 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5164 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5165 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5166 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5167 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5168 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5169 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5170 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5171 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5172 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5173 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5174 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5175 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5176 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5178 #ifdef USE_LOCALE_NUMERIC
5180 #define SET_NUMERIC_STANDARD() \
5181 set_numeric_standard();
5183 #define SET_NUMERIC_LOCAL() \
5184 set_numeric_local();
5186 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5188 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5190 /* Returns non-zero If either form of the locale pragma is in effect */
5191 #define IN_SOME_LOCALE_FORM_RUNTIME \
5192 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5194 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5195 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5196 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5199 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5200 #define IN_SOME_LOCALE_FORM \
5201 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5202 : IN_SOME_LOCALE_FORM_RUNTIME)
5204 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5205 bool was_local = PL_numeric_local && IN_LOCALE; \
5206 if (was_local) SET_NUMERIC_STANDARD();
5208 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5209 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5210 if (was_standard) SET_NUMERIC_LOCAL();
5212 #define RESTORE_NUMERIC_LOCAL() \
5213 if (was_local) SET_NUMERIC_LOCAL();
5215 #define RESTORE_NUMERIC_STANDARD() \
5216 if (was_standard) SET_NUMERIC_STANDARD();
5218 #define Atof my_atof
5220 #else /* !USE_LOCALE_NUMERIC */
5222 #define SET_NUMERIC_STANDARD() /**/
5223 #define SET_NUMERIC_LOCAL() /**/
5224 #define IS_NUMERIC_RADIX(a, b) (0)
5225 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5226 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5227 #define RESTORE_NUMERIC_LOCAL() /**/
5228 #define RESTORE_NUMERIC_STANDARD() /**/
5229 #define Atof my_atof
5230 #define IN_LOCALE_RUNTIME 0
5231 #define IN_LOCALE_COMPILETIME 0
5233 #endif /* !USE_LOCALE_NUMERIC */
5235 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5236 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5238 # define strtoll __strtoll /* secret handshake */
5241 # define strtoll _strtoi64 /* secret handshake */
5243 # if !defined(Strtol) && defined(HAS_STRTOLL)
5244 # define Strtol strtoll
5246 # if !defined(Strtol) && defined(HAS_STRTOQ)
5247 # define Strtol strtoq
5249 /* is there atoq() anywhere? */
5251 #if !defined(Strtol) && defined(HAS_STRTOL)
5252 # define Strtol strtol
5255 /* It would be more fashionable to use Strtol() to define atol()
5256 * (as is done for Atoul(), see below) but for backward compatibility
5257 * we just assume atol(). */
5258 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5259 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5261 # define atoll _atoi64 /* secret handshake */
5269 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5270 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5272 # define strtoull __strtoull /* secret handshake */
5275 # define strtoull _strtoui64 /* secret handshake */
5277 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5278 # define Strtoul strtoull
5280 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5281 # define Strtoul strtouq
5283 /* is there atouq() anywhere? */
5285 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5286 # define Strtoul strtoul
5288 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5289 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5292 # define Atoul(s) Strtoul(s, NULL, 10)
5296 /* if these never got defined, they need defaults */
5297 #ifndef PERL_SET_CONTEXT
5298 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5301 #ifndef PERL_GET_CONTEXT
5302 # define PERL_GET_CONTEXT PERL_GET_INTERP
5305 #ifndef PERL_GET_THX
5306 # define PERL_GET_THX ((void*)NULL)
5309 #ifndef PERL_SET_THX
5310 # define PERL_SET_THX(t) NOOP
5313 #ifndef PERL_SCRIPT_MODE
5314 #define PERL_SCRIPT_MODE "r"
5318 * Some operating systems are stingy with stack allocation,
5319 * so perl may have to guard against stack overflow.
5321 #ifndef PERL_STACK_OVERFLOW_CHECK
5322 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5326 * Some nonpreemptive operating systems find it convenient to
5327 * check for asynchronous conditions after each op execution.
5328 * Keep this check simple, or it may slow down execution
5333 # ifndef PERL_ASYNC_CHECK
5334 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5338 #ifndef PERL_ASYNC_CHECK
5339 # define PERL_ASYNC_CHECK() NOOP
5343 * On some operating systems, a memory allocation may succeed,
5344 * but put the process too close to the system's comfort limit.
5345 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5348 #ifndef PERL_ALLOC_CHECK
5349 #define PERL_ALLOC_CHECK(p) NOOP
5353 # include <sys/ipc.h>
5354 # include <sys/sem.h>
5355 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5358 struct semid_ds *buf;
5359 unsigned short *array;
5362 # ifdef USE_SEMCTL_SEMUN
5363 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5364 union gccbug_semun {
5366 struct semid_ds *buf;
5367 unsigned short *array;
5370 # define semun gccbug_semun
5372 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5374 # ifdef USE_SEMCTL_SEMID_DS
5375 # ifdef EXTRA_F_IN_SEMUN_BUF
5376 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5378 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5385 * Boilerplate macros for initializing and accessing interpreter-local
5386 * data from C. All statics in extensions should be reworked to use
5387 * this, if you want to make the extension thread-safe. See
5388 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5389 * and perlxs.pod for more.
5391 * Code that uses these macros is responsible for the following:
5392 * 1. #define MY_CXT_KEY to a unique string, e.g.
5393 * "DynaLoader::_guts" XS_VERSION
5394 * XXX in the current implementation, this string is ignored.
5395 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5396 * all the data that needs to be interpreter-local.
5397 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5398 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5399 * (typically put in the BOOT: section).
5400 * 5. Use the members of the my_cxt_t structure everywhere as
5402 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5406 #if defined(PERL_IMPLICIT_CONTEXT)
5408 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5409 * right after the definition (i.e. at file scope). The non-threads
5410 * case below uses it to declare the data as static. */
5411 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5412 # define START_MY_CXT
5413 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5414 # define MY_CXT_INIT_ARG MY_CXT_KEY
5416 # define START_MY_CXT static int my_cxt_index = -1;
5417 # define MY_CXT_INDEX my_cxt_index
5418 # define MY_CXT_INIT_ARG &my_cxt_index
5419 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5421 /* Creates and zeroes the per-interpreter data.
5422 * (We allocate my_cxtp in a Perl SV so that it will be released when
5423 * the interpreter goes away.) */
5424 # define MY_CXT_INIT \
5425 my_cxt_t *my_cxtp = \
5426 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5427 PERL_UNUSED_VAR(my_cxtp)
5428 # define MY_CXT_INIT_INTERP(my_perl) \
5429 my_cxt_t *my_cxtp = \
5430 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5431 PERL_UNUSED_VAR(my_cxtp)
5433 /* This declaration should be used within all functions that use the
5434 * interpreter-local data. */
5436 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5437 # define dMY_CXT_INTERP(my_perl) \
5438 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5440 /* Clones the per-interpreter data. */
5441 # define MY_CXT_CLONE \
5442 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5443 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5444 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5447 /* This macro must be used to access members of the my_cxt_t structure.
5448 * e.g. MY_CXT.some_data */
5449 # define MY_CXT (*my_cxtp)
5451 /* Judicious use of these macros can reduce the number of times dMY_CXT
5452 * is used. Use is similar to pTHX, aTHX etc. */
5453 # define pMY_CXT my_cxt_t *my_cxtp
5454 # define pMY_CXT_ pMY_CXT,
5455 # define _pMY_CXT ,pMY_CXT
5456 # define aMY_CXT my_cxtp
5457 # define aMY_CXT_ aMY_CXT,
5458 # define _aMY_CXT ,aMY_CXT
5460 #else /* PERL_IMPLICIT_CONTEXT */
5462 # define START_MY_CXT static my_cxt_t my_cxt;
5463 # define dMY_CXT_SV dNOOP
5464 # define dMY_CXT dNOOP
5465 # define dMY_CXT_INTERP(my_perl) dNOOP
5466 # define MY_CXT_INIT NOOP
5467 # define MY_CXT_CLONE NOOP
5468 # define MY_CXT my_cxt
5470 # define pMY_CXT void
5477 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5488 # include <sys/file.h>
5491 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5492 int flock(int fd, int op);
5496 /* Assume UNIX defaults */
5497 # define O_RDONLY 0000
5498 # define O_WRONLY 0001
5499 # define O_RDWR 0002
5500 # define O_CREAT 0100
5511 #if O_TEXT != O_BINARY
5512 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5513 * that is, you are somehow DOSish. */
5514 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5515 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5516 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5517 /* VOS has O_TEXT != O_BINARY, and they have effect,
5518 * but VOS always uses LF, never CRLF. */
5519 /* If you have O_TEXT different from your O_BINARY but you still are
5520 * not a CRLF shop. */
5521 # undef PERLIO_USING_CRLF
5523 /* If you really are DOSish. */
5524 # define PERLIO_USING_CRLF 1
5529 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5532 #ifndef EXEC_ARGV_CAST
5533 #define EXEC_ARGV_CAST(x) (char **)x
5536 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5537 int). value returned in pointed-
5539 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5540 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5541 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5542 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5543 #define IS_NUMBER_NAN 0x20 /* this is not */
5545 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5548 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5549 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5550 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5551 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5552 numbers which are <= UV_MAX */
5554 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5556 /* to let user control profiling */
5557 #ifdef PERL_GPROF_CONTROL
5558 extern void moncontrol(int);
5559 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5561 #define PERL_GPROF_MONCONTROL(x)
5568 /* ISO 6429 NEL - C1 control NExt Line */
5569 /* See http://www.unicode.org/unicode/reports/tr13/ */
5570 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5572 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5573 #define UNICODE_LINE_SEPA_0 0xE2
5574 #define UNICODE_LINE_SEPA_1 0x80
5575 #define UNICODE_LINE_SEPA_2 0xA8
5576 #define UNICODE_PARA_SEPA_0 0xE2
5577 #define UNICODE_PARA_SEPA_1 0x80
5578 #define UNICODE_PARA_SEPA_2 0xA9
5580 #ifndef PIPESOCK_MODE
5581 # define PIPESOCK_MODE
5584 #ifndef SOCKET_OPEN_MODE
5585 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5588 #ifndef PIPE_OPEN_MODE
5589 # define PIPE_OPEN_MODE PIPESOCK_MODE
5592 #define PERL_MAGIC_UTF8_CACHESIZE 2
5594 #define PERL_UNICODE_STDIN_FLAG 0x0001
5595 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5596 #define PERL_UNICODE_STDERR_FLAG 0x0004
5597 #define PERL_UNICODE_IN_FLAG 0x0008
5598 #define PERL_UNICODE_OUT_FLAG 0x0010
5599 #define PERL_UNICODE_ARGV_FLAG 0x0020
5600 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5601 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5602 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5604 #define PERL_UNICODE_STD_FLAG \
5605 (PERL_UNICODE_STDIN_FLAG | \
5606 PERL_UNICODE_STDOUT_FLAG | \
5607 PERL_UNICODE_STDERR_FLAG)
5609 #define PERL_UNICODE_INOUT_FLAG \
5610 (PERL_UNICODE_IN_FLAG | \
5611 PERL_UNICODE_OUT_FLAG)
5613 #define PERL_UNICODE_DEFAULT_FLAGS \
5614 (PERL_UNICODE_STD_FLAG | \
5615 PERL_UNICODE_INOUT_FLAG | \
5616 PERL_UNICODE_LOCALE_FLAG)
5618 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5620 #define PERL_UNICODE_STDIN 'I'
5621 #define PERL_UNICODE_STDOUT 'O'
5622 #define PERL_UNICODE_STDERR 'E'
5623 #define PERL_UNICODE_STD 'S'
5624 #define PERL_UNICODE_IN 'i'
5625 #define PERL_UNICODE_OUT 'o'
5626 #define PERL_UNICODE_INOUT 'D'
5627 #define PERL_UNICODE_ARGV 'A'
5628 #define PERL_UNICODE_LOCALE 'L'
5629 #define PERL_UNICODE_WIDESYSCALLS 'W'
5630 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5632 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5634 /* Use instead of abs() since abs() forces its argument to be an int,
5635 * but also beware since this evaluates its argument twice, so no x++. */
5636 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5638 #if defined(__DECC) && defined(__osf__)
5639 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5642 #define do_open(g, n, l, a, rm, rp, sf) \
5643 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5644 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5645 # define do_exec(cmd) do_exec3(cmd,0,0)
5648 # define do_aexec Perl_do_aexec
5650 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5654 #define NO_ENV_ARRAY_IN_MAIN
5657 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5658 * are here so that they are available throughout the core
5659 * NOTE that even though some are for _escape and some for _pretty
5660 * there must not be any clashes as the flags from _pretty are
5661 * passed straight through to _escape.
5664 #define PERL_PV_ESCAPE_QUOTE 0x0001
5665 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5667 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5668 #define PERL_PV_PRETTY_LTGT 0x0004
5670 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5672 #define PERL_PV_ESCAPE_UNI 0x0100
5673 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5674 #define PERL_PV_ESCAPE_NONASCII 0x0400
5676 #define PERL_PV_ESCAPE_ALL 0x1000
5677 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5678 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5679 #define PERL_PV_ESCAPE_RE 0x8000
5681 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5683 /* used by pv_display in dump.c*/
5684 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5685 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5689 (KEEP THIS LAST IN perl.h!)
5731 so that Configure picks them up.
5733 (KEEP THIS LAST IN perl.h!)
5737 #endif /* Include guard */
5741 * c-indentation-style: bsd
5743 * indent-tabs-mode: nil
5746 * ex: set ts=8 sts=4 sw=4 et: