3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
28 # ifndef USE_CROSS_COMPILE
35 /* See L<perlguts/"The Perl API"> for detailed notes on
36 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
38 /* Note that from here --> to <-- the same logic is
39 * repeated in makedef.pl, so be certain to update
40 * both places when editing. */
43 # if !defined(MULTIPLICITY)
48 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
49 # ifndef PERL_GLOBAL_STRUCT
50 # define PERL_GLOBAL_STRUCT
54 #ifdef PERL_GLOBAL_STRUCT
61 # ifndef PERL_IMPLICIT_CONTEXT
62 # define PERL_IMPLICIT_CONTEXT
66 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
72 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
79 # include "symbian/symbian_proto.h"
82 /* Any stack-challenged places. The limit varies (and often
83 * is configurable), but using more than a kilobyte of stack
84 * is usually dubious in these systems. */
85 #if defined(__SYMBIAN32__)
86 /* Symbian: need to work around the SDK features. *
87 * On WINS: MS VC5 generates calls to _chkstk, *
88 * if a "large" stack frame is allocated. *
89 * gcc on MARM does not generate calls like these. */
90 # define USE_HEAP_INSTEAD_OF_STACK
93 #/* Use the reentrant APIs like localtime_r and getpwent_r */
94 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
95 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
96 # define USE_REENTRANT_API
99 /* <--- here ends the logic shared by perl.h and makedef.pl */
102 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
103 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
104 * __bsdi__ for BSD/OS
106 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
112 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
113 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
117 #undef START_EXTERN_C
121 # define START_EXTERN_C extern "C" {
122 # define END_EXTERN_C }
123 # define EXTERN_C extern "C"
125 # define START_EXTERN_C
126 # define END_EXTERN_C
127 # define EXTERN_C extern
130 /* Fallback definitions in case we don't have definitions from config.h.
131 This should only matter for systems that don't use Configure and
132 haven't been modified to define PERL_STATIC_INLINE yet.
134 #if !defined(PERL_STATIC_INLINE)
135 # ifdef HAS_STATIC_INLINE
136 # define PERL_STATIC_INLINE static inline
138 # define PERL_STATIC_INLINE static
142 #ifdef PERL_GLOBAL_STRUCT
143 # ifndef PERL_GET_VARS
144 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
145 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
146 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
147 # ifndef PERLIO_FUNCS_CONST
148 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
151 # define PERL_GET_VARS() PL_VarsPtr
156 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
158 #ifdef PERL_GLOBAL_STRUCT
159 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
164 #ifdef PERL_IMPLICIT_CONTEXT
165 # ifndef MULTIPLICITY
166 # define MULTIPLICITY
168 # define tTHX PerlInterpreter*
169 # define pTHX tTHX my_perl PERL_UNUSED_DECL
170 # define aTHX my_perl
171 # define aTHXa(a) aTHX = (tTHX)a
172 # ifdef PERL_GLOBAL_STRUCT
173 # define dTHXa(a) dVAR; pTHX = (tTHX)a
175 # define dTHXa(a) pTHX = (tTHX)a
177 # ifdef PERL_GLOBAL_STRUCT
178 # define dTHX dVAR; pTHX = PERL_GET_THX
180 # define dTHX pTHX = PERL_GET_THX
193 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
194 # define PERL_TRACK_MEMPOOL
197 # undef PERL_TRACK_MEMPOOL
200 #define STATIC static
203 /* Do not use these macros. They were part of PERL_OBJECT, which was an
204 * implementation of multiplicity using C++ objects. They have been left
205 * here solely for the sake of XS code which has incorrectly
208 #define CPERLscope(x) x
209 #define CPERLarg void
212 #define PERL_OBJECT_THIS
213 #define _PERL_OBJECT_THIS
214 #define PERL_OBJECT_THIS_
215 #define CALL_FPTR(fptr) (*fptr)
216 #define MEMBER_TO_FPTR(name) name
217 #endif /* !PERL_CORE */
219 #define CALLRUNOPS PL_runops
221 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
223 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
224 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
225 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
226 (strbeg),(minend),(sv),(data),(flags))
227 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
228 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
229 (strend),(flags),(data))
230 #define CALLREG_INTUIT_STRING(prog) \
231 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
233 #define CALLREGFREE(prog) \
234 Perl_pregfree(aTHX_ (prog))
236 #define CALLREGFREE_PVT(prog) \
237 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
239 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
240 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
242 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
243 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
245 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
246 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
248 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
249 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
251 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
252 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
254 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
255 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
257 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
258 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
260 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
263 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
264 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
266 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
267 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
269 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
272 #define CALLREG_NAMED_BUFF_COUNT(rx) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
275 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
276 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
278 #define CALLREG_PACKAGE(rx) \
279 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
281 #if defined(USE_ITHREADS)
282 #define CALLREGDUPE(prog,param) \
283 Perl_re_dup(aTHX_ (prog),(param))
285 #define CALLREGDUPE_PVT(prog,param) \
286 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
295 * Because of backward compatibility reasons the PERL_UNUSED_DECL
296 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
298 * Note that there are C compilers such as MetroWerks CodeWarrior
299 * which do not have an "inlined" way (like the gcc __attribute__) of
300 * marking unused variables (they need e.g. a #pragma) and therefore
301 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
302 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
306 #if defined(__SYMBIAN32__) && defined(__GNUC__)
308 # define PERL_UNUSED_DECL
310 # define PERL_UNUSED_DECL __attribute__((unused))
314 #ifndef PERL_UNUSED_DECL
315 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
316 # define PERL_UNUSED_DECL __attribute__unused__
318 # define PERL_UNUSED_DECL
323 * for silencing unused variables that are actually used most of the time,
324 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
326 #ifndef PERL_UNUSED_ARG
327 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
329 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
331 # define PERL_UNUSED_ARG(x) ((void)x)
334 #ifndef PERL_UNUSED_VAR
335 # define PERL_UNUSED_VAR(x) ((void)x)
339 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
341 # define PERL_UNUSED_CONTEXT
344 #define NOOP /*EMPTY*/(void)0
345 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
346 check in of thread.h, explaining why we need dNOOP at all: */
347 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
348 /* Declaring a *function*, instead of a variable, ensures that we don't rely
349 on being able to suppress "unused" warnings. */
351 #define dNOOP (void)0
353 #define dNOOP extern int Perl___notused(void)
357 /* Don't bother defining tTHX and sTHX; using them outside
358 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
364 # define aTHXa(a) NOOP
365 # define dTHXa(a) dNOOP
382 /* these are only defined for compatibility; should not be used internally */
383 #if !defined(pTHXo) && !defined(PERL_CORE)
385 # define pTHXo_ pTHX_
387 # define aTHXo_ aTHX_
389 # define dTHXoa(x) dTHXa(x)
393 # define pTHXx PerlInterpreter *my_perl
394 # define pTHXx_ pTHXx,
395 # define aTHXx my_perl
396 # define aTHXx_ aTHXx,
400 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
401 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
402 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
403 #ifdef PERL_IMPLICIT_SYS
404 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
405 # define dTHXs dVAR; dTHX
410 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
417 /* Some platforms require marking function declarations
418 * for them to be exportable. Used in perlio.h, proto.h
419 * is handled either by the makedef.pl or by defining the
420 * PERL_CALLCONV to be something special. See also the
421 * definition of XS() in XSUB.h. */
422 #ifndef PERL_EXPORT_C
424 # define PERL_EXPORT_C extern "C"
426 # define PERL_EXPORT_C extern
429 #ifndef PERL_XS_EXPORT_C
431 # define PERL_XS_EXPORT_C extern "C"
433 # define PERL_XS_EXPORT_C
437 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
438 * g++ allows them but seems to have problems with them
439 * (insane errors ensue).
440 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
442 #if defined(PERL_GCC_PEDANTIC) || \
443 (defined(__GNUC__) && defined(__cplusplus) && \
444 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
445 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
446 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
450 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
451 # ifndef PERL_USE_GCC_BRACE_GROUPS
452 # define PERL_USE_GCC_BRACE_GROUPS
457 * STMT_START { statements; } STMT_END;
458 * can be used as a single statement, as in
459 * if (x) STMT_START { ... } STMT_END; else ...
461 * Trying to select a version that gives no warnings...
463 #if !(defined(STMT_START) && defined(STMT_END))
464 # ifdef PERL_USE_GCC_BRACE_GROUPS
465 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
468 /* Now which other defined()s do we need here ??? */
469 # if (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
470 # define STMT_START if (1)
471 # define STMT_END else (void)0
473 # define STMT_START do
474 # define STMT_END while (0)
479 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
480 # define BYTEORDER 0x1234
483 /* Overall memory policy? */
488 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
495 * The following contortions are brought to you on behalf of all the
496 * standards, semi-standards, de facto standards, not-so-de-facto standards
497 * of the world, as well as all the other botches anyone ever thought of.
498 * The basic theory is that if we work hard enough here, the rest of the
499 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
502 /* define this once if either system, instead of cluttering up the src */
503 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
507 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
508 # define STANDARD_C 1
511 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
512 # define DONT_DECLARE_STD 1
515 #if defined(HASVOLATILE) || defined(STANDARD_C)
516 # define VOL volatile
521 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
522 * you get a perl without taint support, but doubtlessly with a lesser
523 * degree of support. Do not do so unless you know exactly what it means
524 * technically, have a good reason to do so, and know exactly how the
525 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
526 * a potential security risk due to flat out ignoring the security-relevant
527 * taint flags. This being said, a perl without taint support compiled in
528 * has marginal run-time performance benefits.
529 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
530 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
531 * silently ignores -t/-T instead of throwing an exception.
533 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
534 * voids your nonexistent warranty!
536 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
537 # define NO_TAINT_SUPPORT 1
540 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
541 * operations into no-ops for a very modest speed-up. Enable only if you
542 * know what you're doing: tests and CPAN modules' tests are bound to fail.
546 # define TAINT_NOT NOOP
547 # define TAINT_IF(c) NOOP
548 # define TAINT_ENV() NOOP
549 # define TAINT_PROPER(s) NOOP
550 # define TAINT_set(s) NOOP
552 # define TAINTING_get 0
553 # define TAINTING_set(s) NOOP
554 # define TAINT_WARN_get 0
555 # define TAINT_WARN_set(s) NOOP
557 # define TAINT (PL_tainted = TRUE)
558 # define TAINT_NOT (PL_tainted = FALSE)
559 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
560 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
561 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
562 # define TAINT_set(s) (PL_tainted = (s))
563 # define TAINT_get (PL_tainted)
564 # define TAINTING_get (PL_tainting)
565 # define TAINTING_set(s) (PL_tainting = (s))
566 # define TAINT_WARN_get (PL_taint_warn)
567 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
570 /* flags used internally only within pp_subst and pp_substcont */
572 # define SUBST_TAINT_STR 1 /* string tainted */
573 # define SUBST_TAINT_PAT 2 /* pattern tainted */
574 # define SUBST_TAINT_REPL 4 /* replacement tainted */
575 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
576 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
579 /* XXX All process group stuff is handled in pp_sys.c. Should these
580 defines move there? If so, I could simplify this a lot. --AD 9/96.
582 /* Process group stuff changed from traditional BSD to POSIX.
583 perlfunc.pod documents the traditional BSD-style syntax, so we'll
584 try to preserve that, if possible.
587 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
589 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
590 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
592 # ifdef HAS_SETPGRP2 /* DG/UX */
593 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
597 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
598 # define HAS_SETPGRP /* Well, effectively it does . . . */
601 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
602 our life easier :-) so we'll try it.
605 # define BSD_GETPGRP(pid) getpgid((pid))
607 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
608 # define BSD_GETPGRP(pid) getpgrp((pid))
610 # ifdef HAS_GETPGRP2 /* DG/UX */
611 # define BSD_GETPGRP(pid) getpgrp2((pid))
615 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
616 # define HAS_GETPGRP /* Well, effectively it does . . . */
619 /* These are not exact synonyms, since setpgrp() and getpgrp() may
620 have different behaviors, but perl.h used to define USE_BSDPGRP
621 (prior to 5.003_05) so some extension might depend on it.
623 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
629 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
630 pthread.h must be included before all other header files.
632 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
633 # include <pthread.h>
636 #include <sys/types.h>
648 # include <varargs.h>
652 #ifdef USE_NEXT_CTYPE
654 #if NX_CURRENT_COMPILER_RELEASE >= 500
655 # include <bsd/ctypes.h>
657 # if NX_CURRENT_COMPILER_RELEASE >= 400
658 # include <objc/NXCType.h>
659 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
660 # include <appkit/NXCType.h>
661 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
662 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
664 #else /* !USE_NEXT_CTYPE */
666 #endif /* USE_NEXT_CTYPE */
668 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
680 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
682 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
684 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
685 && defined(HAS_STRXFRM)
686 # define USE_LOCALE_COLLATE
688 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
689 # define USE_LOCALE_CTYPE
691 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
692 # define USE_LOCALE_NUMERIC
694 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
695 # define USE_LOCALE_MESSAGES
697 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
698 # define USE_LOCALE_MONETARY
700 #endif /* !NO_LOCALE && HAS_SETLOCALE */
705 # ifdef PARAM_NEEDS_TYPES
706 # include <sys/types.h>
708 # include <sys/param.h>
711 /* Use all the "standard" definitions? */
712 #if defined(STANDARD_C) && defined(I_STDLIB)
716 /* If this causes problems, set i_unistd=undef in the hint file. */
723 # include <sys/wait.h>
727 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
730 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
731 EXTERN_C int syscall(int, ...);
734 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
735 EXTERN_C int usleep(unsigned int);
740 /* macros for correct constant construction */
742 # define U16_CONST(x) ((U16)x##U)
744 # define U16_CONST(x) ((U16)x##UL)
748 # define U32_CONST(x) ((U32)x##U)
750 # define U32_CONST(x) ((U32)x##UL)
755 # define U64_CONST(x) ((U64)x##U)
757 # define U64_CONST(x) ((U64)x##UL)
758 # elif QUADKIND == QUAD_IS_LONG_LONG
759 # define U64_CONST(x) ((U64)x##ULL)
760 # elif QUADKIND == QUAD_IS___INT64
761 # define U64_CONST(x) ((U64)x##UI64)
762 # else /* best guess we can make */
763 # define U64_CONST(x) ((U64)x##UL)
767 /* byte-swapping functions for big-/little-endian conversion */
768 # define _swab_16_(x) ((U16)( \
769 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
770 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
772 # define _swab_32_(x) ((U32)( \
773 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
774 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
775 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
776 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
779 # define _swab_64_(x) ((U64)( \
780 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
781 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
782 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
783 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
784 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
785 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
786 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
787 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
790 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
791 at least on FreeBSD. YMMV, so experiment. */
792 #ifndef PERL_ARENA_SIZE
793 #define PERL_ARENA_SIZE 4080
796 /* Maximum level of recursion */
797 #ifndef PERL_SUB_DEPTH_WARN
798 #define PERL_SUB_DEPTH_WARN 100
801 #endif /* PERL_CORE */
803 /* We no longer default to creating a new SV for GvSV.
804 Do this before embed. */
805 #ifndef PERL_CREATE_GVSV
806 # ifndef PERL_DONT_CREATE_GVSV
807 # define PERL_DONT_CREATE_GVSV
811 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
812 #define PERL_USES_PL_PIDSTATUS
815 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
816 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
819 #define MEM_SIZE Size_t
821 /* Round all values passed to malloc up, by default to a multiple of
824 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
825 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
828 /* sv_grow() will expand strings by at least a certain percentage of
829 the previously *used* length to avoid excessive calls to realloc().
830 The default is 25% of the current length.
832 #ifndef PERL_STRLEN_EXPAND_SHIFT
833 # define PERL_STRLEN_EXPAND_SHIFT 2
836 #if defined(STANDARD_C) && defined(I_STDDEF)
838 # define STRUCT_OFFSET(s,m) offsetof(s,m)
840 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
843 #ifndef __SYMBIAN32__
844 # if defined(I_STRING) || defined(__cplusplus)
847 # include <strings.h>
851 /* This comes after <stdlib.h> so we don't try to change the standard
852 * library prototypes; we'll use our own in proto.h instead. */
855 # ifdef PERL_POLLUTE_MALLOC
856 # ifndef PERL_EXTMALLOC_DEF
857 # define Perl_malloc malloc
858 # define Perl_calloc calloc
859 # define Perl_realloc realloc
860 # define Perl_mfree free
863 # define EMBEDMYMALLOC /* for compatibility */
866 # define safemalloc Perl_malloc
867 # define safecalloc Perl_calloc
868 # define saferealloc Perl_realloc
869 # define safefree Perl_mfree
870 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
871 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
874 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
875 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
876 # define panic_write2(s) write(2, s, strlen(s))
877 # define CHECK_MALLOC_TAINT(newval) \
878 CHECK_MALLOC_TOO_LATE_FOR_( \
880 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
882 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
883 if (doing_taint(argc,argv,env)) { \
884 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
887 # define safemalloc safesysmalloc
888 # define safecalloc safesyscalloc
889 # define saferealloc safesysrealloc
890 # define safefree safesysfree
891 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
892 # define CHECK_MALLOC_TAINT(newval) ((void)0)
893 # define MALLOC_CHECK_TAINT(argc,argv,env)
894 #endif /* MYMALLOC */
896 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
897 #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)
898 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
899 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
900 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
902 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
904 #define strrchr rindex
912 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
914 extern char * memcpy (char*, char*, int);
920 # define memcpy(d,s,l) bcopy(s,d,l)
922 # define memcpy(d,s,l) my_bcopy(s,d,l)
925 #endif /* HAS_MEMCPY */
928 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
930 extern char *memset (char*, int, int);
935 # define memset(d,c,l) my_memset(d,c,l)
936 #endif /* HAS_MEMSET */
938 #if !defined(HAS_MEMMOVE) && !defined(memmove)
939 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
940 # define memmove(d,s,l) bcopy(s,d,l)
942 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
943 # define memmove(d,s,l) memcpy(d,s,l)
945 # define memmove(d,s,l) my_bcopy(s,d,l)
950 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
954 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
955 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
957 extern int memcmp (char*, char*, int);
962 # define memcmp my_memcmp
964 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
968 # define memzero(d,l) memset(d,0,l)
971 # define memzero(d,l) bzero(d,l)
973 # define memzero(d,l) my_bzero(d,l)
981 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
988 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
990 #endif /* !HAS_BCMP */
993 # include <netinet/in.h>
997 # include <arpa/inet.h>
1000 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1001 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1002 * (the neo-BSD seem to do this). */
1007 # include <sys/stat.h>
1010 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1011 This definition should ideally go into win32/win32.h, but S_IFIFO is
1012 used later here in perl.h before win32/win32.h is being included. */
1013 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1014 # define S_IFIFO _S_IFIFO
1017 /* The stat macros for Unisoft System V/88 (and derivatives
1018 like UTekV) are broken, sometimes giving false positives. Undefine
1019 them here and let the code below set them to proper values.
1021 The ghs macro stands for GreenHills Software C-1.8.5 which
1022 is the C compiler for sysV88 and the various derivatives.
1023 This header file bug is corrected in gcc-2.5.8 and later versions.
1024 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1026 #if defined(m88k) && defined(ghs)
1040 # ifdef I_SYS_TIME_KERNEL
1043 # include <sys/time.h>
1044 # ifdef I_SYS_TIME_KERNEL
1049 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1050 # include <sys/times.h>
1053 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1054 # undef HAS_STRERROR
1059 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1060 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1063 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1064 * This is important for using IPv6.
1065 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1066 * a bad idea since it breaks send() and recv(). */
1067 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1068 # define _SOCKADDR_LEN
1071 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1072 # include <sys/socket.h>
1073 # if defined(USE_SOCKS) && defined(I_SOCKS)
1074 # if !defined(INCLUDE_PROTOTYPES)
1075 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1076 # define PERL_SOCKS_NEED_PROTOTYPES
1079 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1080 # undef INCLUDE_PROTOTYPES
1081 # undef PERL_SOCKS_NEED_PROTOTYPES
1092 # include <net/errno.h>
1097 /* sockatmark() is so new (2001) that many places might have it hidden
1098 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1099 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1100 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1101 # if defined(__THROW) && defined(__GLIBC__)
1102 int sockatmark(int) __THROW;
1104 int sockatmark(int);
1108 #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. */
1109 EXTERN_C int fchdir(int);
1110 EXTERN_C int flock(int, int);
1111 EXTERN_C int fseeko(FILE *, off_t, int);
1112 EXTERN_C off_t ftello(FILE *);
1115 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1116 EXTERN_C char *crypt(const char *, const char *);
1117 EXTERN_C char **environ;
1120 #if defined(__cplusplus)
1121 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1122 EXTERN_C char **environ;
1123 # elif defined(__CYGWIN__)
1124 EXTERN_C char *crypt(const char *, const char *);
1129 # undef SETERRNO /* SOCKS might have defined this */
1133 # define SETERRNO(errcode,vmserrcode) \
1135 set_errno(errcode); \
1136 set_vaxc_errno(vmserrcode); \
1138 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1139 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1140 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1141 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1143 # define LIB_INVARG LIB$_INVARG
1144 # define RMS_DIR RMS$_DIR
1145 # define RMS_FAC RMS$_FAC
1146 # define RMS_FEX RMS$_FEX
1147 # define RMS_FNF RMS$_FNF
1148 # define RMS_IFI RMS$_IFI
1149 # define RMS_ISI RMS$_ISI
1150 # define RMS_PRV RMS$_PRV
1151 # define SS_ACCVIO SS$_ACCVIO
1152 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1153 # define SS_IVCHAN SS$_IVCHAN
1154 # define SS_NORMAL SS$_NORMAL
1156 # define LIB_INVARG 0
1164 # define SS_ACCVIO 0
1165 # define SS_DEVOFFLINE 0
1166 # define SS_IVCHAN 0
1167 # define SS_NORMAL 0
1171 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1172 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1173 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1174 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1178 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1179 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1180 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1181 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1185 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1189 # define dSAVEDERRNO int saved_errno
1190 # define dSAVE_ERRNO int saved_errno = errno
1191 # define SAVE_ERRNO (saved_errno = errno)
1192 # define RESTORE_ERRNO (errno = saved_errno)
1195 #define ERRSV GvSVn(PL_errgv)
1197 #define CLEAR_ERRSV() STMT_START { \
1198 if (!GvSV(PL_errgv)) { \
1199 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1200 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1201 SvREFCNT_dec(GvSV(PL_errgv)); \
1202 GvSV(PL_errgv) = newSVpvs(""); \
1204 SV *const errsv = GvSV(PL_errgv); \
1205 sv_setpvs(errsv, ""); \
1206 if (SvMAGICAL(errsv)) { \
1209 SvPOK_only(errsv); \
1215 # define DEFSV (0 + GvSVn(PL_defgv))
1216 # define DEFSV_set(sv) \
1217 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1218 # define SAVE_DEFSV \
1220 save_gp(PL_defgv, 0), \
1221 GvINTRO_off(PL_defgv), \
1222 SAVEGENERICSV(GvSV(PL_defgv)), \
1223 GvSV(PL_defgv) = NULL \
1226 # define DEFSV GvSVn(PL_defgv)
1227 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1228 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1231 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1234 extern int errno; /* ANSI allows errno to be an lvalue expr.
1235 * For example in multithreaded environments
1236 * something like this might happen:
1237 * extern int *_errno(void);
1238 * #define errno (*_errno()) */
1242 # ifndef DONT_DECLARE_STD
1244 char *strerror (int,...);
1246 char *strerror (int);
1250 # define Strerror strerror
1253 # ifdef HAS_SYS_ERRLIST
1254 extern int sys_nerr;
1255 extern char *sys_errlist[];
1257 # define Strerror(e) \
1258 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1265 # include <sys/ioctl.h>
1269 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1270 # ifdef HAS_SOCKETPAIR
1271 # undef HAS_SOCKETPAIR
1278 #ifndef HAS_SOCKETPAIR
1280 # define socketpair Perl_my_socketpair
1285 # define htoni htons
1286 # define ntohi ntohs
1288 # define htoni htonl
1289 # define ntohi ntohl
1292 /* Configure already sets Direntry_t */
1293 #if defined(I_DIRENT)
1294 # include <dirent.h>
1295 /* NeXT needs dirent + sys/dir.h */
1296 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1297 # include <sys/dir.h>
1301 # include <sys/ndir.h>
1305 # include <ndir.h> /* may be wrong in the future */
1307 # include <sys/dir.h>
1314 * The following gobbledygook brought to you on behalf of __STDC__.
1315 * (I could just use #ifndef __STDC__, but this is more bulletproof
1316 * in the face of half-implementations.)
1319 #if defined(I_SYSMODE)
1320 #include <sys/mode.h>
1325 # define S_IFMT _S_IFMT
1327 # define S_IFMT 0170000
1332 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1336 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1341 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1343 # define S_ISBLK(m) (0)
1348 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1353 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1355 # define S_ISFIFO(m) (0)
1361 # define S_ISLNK(m) _S_ISLNK(m)
1364 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1367 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1369 # define S_ISLNK(m) (0)
1377 # define S_ISSOCK(m) _S_ISSOCK(m)
1380 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1383 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1385 # define S_ISSOCK(m) (0)
1393 # define S_IRUSR S_IREAD
1394 # define S_IWUSR S_IWRITE
1395 # define S_IXUSR S_IEXEC
1397 # define S_IRUSR 0400
1398 # define S_IWUSR 0200
1399 # define S_IXUSR 0100
1405 # define S_IRGRP (S_IRUSR>>3)
1406 # define S_IWGRP (S_IWUSR>>3)
1407 # define S_IXGRP (S_IXUSR>>3)
1409 # define S_IRGRP 0040
1410 # define S_IWGRP 0020
1411 # define S_IXGRP 0010
1417 # define S_IROTH (S_IRUSR>>6)
1418 # define S_IWOTH (S_IWUSR>>6)
1419 # define S_IXOTH (S_IXUSR>>6)
1421 # define S_IROTH 0040
1422 # define S_IWOTH 0020
1423 # define S_IXOTH 0010
1428 # define S_ISUID 04000
1432 # define S_ISGID 02000
1436 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1440 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1444 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1447 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1448 * which would get included through <sys/file.h >, but that is 3000
1449 * lines in the future. --jhi */
1451 #if !defined(S_IREAD) && !defined(__HAIKU__)
1452 # define S_IREAD S_IRUSR
1455 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1456 # define S_IWRITE S_IWUSR
1460 # define S_IEXEC S_IXUSR
1463 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1464 # define SLOPPYDIVIDE
1471 /* For the times when you want the return value of sprintf, and you want it
1472 to be the length. Can't have a thread variable passed in, because C89 has
1475 #ifdef SPRINTF_RETURNS_STRLEN
1476 # define my_sprintf sprintf
1478 # define my_sprintf Perl_my_sprintf
1482 * If we have v?snprintf() and the C99 variadic macros, we can just
1483 * use just the v?snprintf(). It is nice to try to trap the buffer
1484 * overflow, however, so if we are DEBUGGING, and we cannot use the
1485 * gcc statement expressions, then use the function wrappers which try
1486 * to trap the overflow. If we can use the gcc statement expressions,
1487 * we can try that even with the version that uses the C99 variadic
1491 /* Note that we do not check against snprintf()/vsnprintf() returning
1492 * negative values because that is non-standard behaviour and we use
1493 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1494 * that should be true only if the snprintf()/vsnprintf() are true
1495 * to the standard. */
1497 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1498 # ifdef PERL_USE_GCC_BRACE_GROUPS
1499 # 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__; })
1500 # define PERL_MY_SNPRINTF_GUARDED
1502 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1505 # define my_snprintf Perl_my_snprintf
1506 # define PERL_MY_SNPRINTF_GUARDED
1509 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1510 # ifdef PERL_USE_GCC_BRACE_GROUPS
1511 # 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__; })
1512 # define PERL_MY_VSNPRINTF_GUARDED
1514 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1517 # define my_vsnprintf Perl_my_vsnprintf
1518 # define PERL_MY_VSNPRINTF_GUARDED
1522 # define my_strlcat strlcat
1524 # define my_strlcat Perl_my_strlcat
1528 # define my_strlcpy strlcpy
1530 # define my_strlcpy Perl_my_strlcpy
1534 The IV type is supposed to be long enough to hold any integral
1536 --Andy Dougherty August 1996
1542 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1543 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1544 # define IV_MAX INT64_MAX
1545 # define IV_MIN INT64_MIN
1546 # define UV_MAX UINT64_MAX
1548 # define UINT64_MIN 0
1550 # define UV_MIN UINT64_MIN
1552 # define IV_MAX PERL_QUAD_MAX
1553 # define IV_MIN PERL_QUAD_MIN
1554 # define UV_MAX PERL_UQUAD_MAX
1555 # define UV_MIN PERL_UQUAD_MIN
1560 # if defined(INT32_MAX) && IVSIZE == 4
1561 # define IV_MAX INT32_MAX
1562 # define IV_MIN INT32_MIN
1563 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1564 # define UV_MAX UINT32_MAX
1566 # define UV_MAX 4294967295U
1569 # define UINT32_MIN 0
1571 # define UV_MIN UINT32_MIN
1573 # define IV_MAX PERL_LONG_MAX
1574 # define IV_MIN PERL_LONG_MIN
1575 # define UV_MAX PERL_ULONG_MAX
1576 # define UV_MIN PERL_ULONG_MIN
1587 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1588 /* We think that removing this decade-old undef this will cause too much
1589 breakage on CPAN for too little gain. (See RT #119753)
1590 However, we do need HAS_QUAD in the core for use by the drand48 code,
1591 but not for Win32 VC6 because it has poor __int64 support. */
1597 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1599 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1600 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1602 #ifndef NO_PERL_PRESERVE_IVUV
1603 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1607 * The macros INT2PTR and NUM2PTR are (despite their names)
1608 * bi-directional: they will convert int/float to or from pointers.
1609 * However the conversion to int/float are named explicitly:
1610 * PTR2IV, PTR2UV, PTR2NV.
1612 * For int conversions we do not need two casts if pointers are
1613 * the same size as IV and UV. Otherwise we need an explicit
1614 * cast (PTRV) to avoid compiler warnings.
1616 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1618 # define INT2PTR(any,d) (any)(d)
1620 # if PTRSIZE == LONGSIZE
1621 # define PTRV unsigned long
1622 # define PTR2ul(p) (unsigned long)(p)
1624 # define PTRV unsigned
1629 # define INT2PTR(any,d) (any)(PTRV)(d)
1633 # define PTR2ul(p) INT2PTR(unsigned long,p)
1636 #define NUM2PTR(any,d) (any)(PTRV)(d)
1637 #define PTR2IV(p) INT2PTR(IV,p)
1638 #define PTR2UV(p) INT2PTR(UV,p)
1639 #define PTR2NV(p) NUM2PTR(NV,p)
1640 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1642 /* According to strict ANSI C89 one cannot freely cast between
1643 * data pointers and function (code) pointers. There are at least
1644 * two ways around this. One (used below) is to do two casts,
1645 * first the other pointer to an (unsigned) integer, and then
1646 * the integer to the other pointer. The other way would be
1647 * to use unions to "overlay" the pointers. For an example of
1648 * the latter technique, see union dirpu in struct xpvio in sv.h.
1649 * The only feasible use is probably temporarily storing
1650 * function pointers in a data pointer (such as a void pointer). */
1652 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1653 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1655 #ifdef USE_LONG_DOUBLE
1656 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1657 # define LONG_DOUBLE_EQUALS_DOUBLE
1659 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1660 # undef USE_LONG_DOUBLE /* Ouch! */
1665 /* Use an overridden DBL_DIG */
1669 # define DBL_DIG OVR_DBL_DIG
1671 /* The following is all to get DBL_DIG, in order to pick a nice
1672 default value for printing floating point numbers in Gconvert
1673 (see config.h). (It also has other uses, such as figuring out if
1674 a given precision of printing can be done with a double instead of
1675 a long double - Allen).
1684 #define DBL_DIG 15 /* A guess that works lots of places */
1689 /* Use an overridden LDBL_DIG */
1693 # define LDBL_DIG OVR_LDBL_DIG
1695 /* The following is all to get LDBL_DIG, in order to pick a nice
1696 default value for printing floating point numbers in Gconvert.
1700 # include <limits.h>
1705 # ifndef HAS_LDBL_DIG
1706 # if LONG_DOUBLESIZE == 10
1707 # define LDBL_DIG 18 /* assume IEEE */
1709 # if LONG_DOUBLESIZE == 12
1710 # define LDBL_DIG 18 /* gcc? */
1712 # if LONG_DOUBLESIZE == 16
1713 # define LDBL_DIG 33 /* assume IEEE */
1715 # if LONG_DOUBLESIZE == DOUBLESIZE
1716 # define LDBL_DIG DBL_DIG /* bummer */
1725 * This is for making sure we have a good DBL_MAX value, if possible,
1726 * either for usage as NV_MAX or for usage in figuring out if we can
1727 * fit a given long double into a double, if bug-fixing makes it
1728 * necessary to do so. - Allen <allens@cpan.org>
1732 # include <limits.h>
1736 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1737 # include <values.h>
1738 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1739 # define DBL_MAX MAXDOUBLE
1741 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1742 # define DBL_MIN MINDOUBLE
1745 #endif /* defined(I_VALUES) */
1750 # include <ieeefp.h>
1753 #ifdef USE_LONG_DOUBLE
1755 # include <sunmath.h>
1757 # define NV_DIG LDBL_DIG
1758 # ifdef LDBL_MANT_DIG
1759 # define NV_MANT_DIG LDBL_MANT_DIG
1762 # define NV_MIN LDBL_MIN
1765 # define NV_MAX LDBL_MAX
1767 # ifdef LDBL_MIN_10_EXP
1768 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1770 # ifdef LDBL_MAX_10_EXP
1771 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1773 # ifdef LDBL_EPSILON
1774 # define NV_EPSILON LDBL_EPSILON
1777 # define NV_MAX LDBL_MAX
1778 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1781 # define NV_MAX HUGE_VALL
1784 # define NV_MAX ((NV)HUGE_VAL)
1789 # define Perl_cos cosl
1790 # define Perl_sin sinl
1791 # define Perl_sqrt sqrtl
1792 # define Perl_exp expl
1793 # define Perl_log logl
1794 # define Perl_atan2 atan2l
1795 # define Perl_pow powl
1796 # define Perl_floor floorl
1797 # define Perl_ceil ceill
1798 # define Perl_fmod fmodl
1800 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1802 # define Perl_modf(x,y) modfl(x,y)
1803 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1804 prototype in <math.h> */
1805 # ifndef HAS_MODFL_PROTO
1806 EXTERN_C long double modfl(long double, long double *);
1809 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1810 extern long double Perl_my_modfl(long double x, long double *ip);
1811 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1815 # define Perl_frexp(x,y) frexpl(x,y)
1817 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1818 extern long double Perl_my_frexpl(long double x, int *e);
1819 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1824 # define Perl_isnan(x) isnanl(x)
1829 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1833 # define NV_DIG DBL_DIG
1834 # ifdef DBL_MANT_DIG
1835 # define NV_MANT_DIG DBL_MANT_DIG
1838 # define NV_MIN DBL_MIN
1841 # define NV_MAX DBL_MAX
1843 # ifdef DBL_MIN_10_EXP
1844 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1846 # ifdef DBL_MAX_10_EXP
1847 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1850 # define NV_EPSILON DBL_EPSILON
1852 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1853 # define NV_MAX DBL_MAX
1854 # define NV_MIN DBL_MIN
1857 # define NV_MAX HUGE_VAL
1860 # define Perl_cos cos
1861 # define Perl_sin sin
1862 # define Perl_sqrt sqrt
1863 # define Perl_exp exp
1864 # define Perl_log log
1865 # define Perl_atan2 atan2
1866 # define Perl_pow pow
1867 # define Perl_floor floor
1868 # define Perl_ceil ceil
1869 # define Perl_fmod fmod
1870 # define Perl_modf(x,y) modf(x,y)
1871 # define Perl_frexp(x,y) frexp(x,y)
1874 /* rumor has it that Win32 has _fpclass() */
1876 /* SGI has fpclassl... but not with the same result values,
1877 * and it's via a typedef (not via #define), so will need to redo Configure
1878 * to use. Not worth the trouble, IMO, at least until the below is used
1879 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1880 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1881 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1883 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1885 # include <ieeefp.h>
1890 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1891 # define Perl_fp_class() fpclassl(x)
1893 # define Perl_fp_class() fpclass(x)
1895 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1896 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1897 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1898 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1899 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1900 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1901 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1902 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1903 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1904 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1905 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1906 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1907 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1908 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1909 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1912 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS)
1914 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1915 # include <fp_class.h>
1917 # define Perl_fp_class(x) fp_class(x)
1918 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1919 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1920 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1921 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1922 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1923 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1924 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1925 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1926 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1927 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1928 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1929 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1930 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1931 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1932 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1935 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1937 # define Perl_fp_class(x) fpclassify(x)
1938 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1939 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1940 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1941 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1942 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1945 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1948 # define Perl_fp_class(x) class(x)
1950 # define Perl_fp_class(x) _class(x)
1952 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1953 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1954 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1955 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1956 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1957 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1958 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1959 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1960 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1961 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1962 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1963 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1964 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1965 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1966 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1969 /* rumor has it that Win32 has _isnan() */
1973 # define Perl_isnan(x) isnan((NV)x)
1975 # ifdef Perl_fp_class_nan
1976 # define Perl_isnan(x) Perl_fp_class_nan(x)
1978 # ifdef HAS_UNORDERED
1979 # define Perl_isnan(x) unordered((x), 0.0)
1981 # define Perl_isnan(x) ((x)!=(x))
1988 int isnan(double d);
1993 # define Perl_isinf(x) isinf((NV)x)
1995 # ifdef Perl_fp_class_inf
1996 # define Perl_isinf(x) Perl_fp_class_inf(x)
1998 # define Perl_isinf(x) ((x)==NV_INF)
2003 #ifndef Perl_isfinite
2005 # define Perl_isfinite(x) finite((NV)x)
2007 # ifdef HAS_ISFINITE
2008 # define Perl_isfinite(x) isfinite(x)
2010 # ifdef Perl_fp_class_finite
2011 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2013 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2019 /* The default is to use Perl's own atof() implementation (in numeric.c).
2020 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2021 * it is however best to use the native implementation of atof.
2022 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2023 * Some good tests to try out with either setting are t/base/num.t,
2024 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2025 * you may need to be using a different function than atof! */
2027 #ifndef USE_PERL_ATOF
2029 # define USE_PERL_ATOF
2032 # if USE_PERL_ATOF == 0
2033 # undef USE_PERL_ATOF
2037 #ifdef USE_PERL_ATOF
2038 # define Perl_atof(s) Perl_my_atof(s)
2039 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2041 # define Perl_atof(s) (NV)atof(s)
2042 # define Perl_atof2(s, n) ((n) = atof(s))
2045 /* Previously these definitions used hardcoded figures.
2046 * It is hoped these formula are more portable, although
2047 * no data one way or another is presently known to me.
2048 * The "PERL_" names are used because these calculated constants
2049 * do not meet the ANSI requirements for LONG_MAX, etc., which
2050 * need to be constants acceptable to #if - kja
2051 * define PERL_LONG_MAX 2147483647L
2052 * define PERL_LONG_MIN (-LONG_MAX - 1)
2053 * define PERL ULONG_MAX 4294967295L
2056 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2057 # include <limits.h>
2059 /* Included values.h above if necessary; still including limits.h down here,
2060 * despite doing above, because math.h might have overridden... XXX - Allen */
2063 * Try to figure out max and min values for the integral types. THE CORRECT
2064 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2065 * following hacks are used if neither limits.h or values.h provide them:
2066 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2067 * for types < int: (unsigned TYPE)~(unsigned)0
2068 * The argument to ~ must be unsigned so that later signed->unsigned
2069 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2070 * and it must not be smaller than int because ~ does integral promotion.
2071 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2072 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2073 * The latter is a hack which happens to work on some machines but
2074 * does *not* catch any random system, or things like integer types
2075 * with NaN if that is possible.
2077 * All of the types are explicitly cast to prevent accidental loss of
2078 * numeric range, and in the hope that they will be less likely to confuse
2079 * over-eager optimizers.
2083 #define PERL_UCHAR_MIN ((unsigned char)0)
2086 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2089 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2091 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2096 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2097 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2098 * depending on local options. Until Configure detects this (or at least
2099 * detects whether the "signed" keyword is available) the CHAR ranges
2100 * will not be included. UCHAR functions normally.
2104 #define PERL_USHORT_MIN ((unsigned short)0)
2107 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2110 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2113 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2115 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2121 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2123 # ifdef MAXSHORT /* Often used in <values.h> */
2124 # define PERL_SHORT_MAX ((short)MAXSHORT)
2127 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2129 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2135 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2138 # define PERL_SHORT_MIN ((short)MINSHORT)
2141 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2143 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2149 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2152 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2154 # define PERL_UINT_MAX (~(unsigned int)0)
2158 #define PERL_UINT_MIN ((unsigned int)0)
2161 # define PERL_INT_MAX ((int)INT_MAX)
2163 # ifdef MAXINT /* Often used in <values.h> */
2164 # define PERL_INT_MAX ((int)MAXINT)
2166 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2171 # define PERL_INT_MIN ((int)INT_MIN)
2174 # define PERL_INT_MIN ((int)MININT)
2176 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2181 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2184 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2186 # define PERL_ULONG_MAX (~(unsigned long)0)
2190 #define PERL_ULONG_MIN ((unsigned long)0L)
2193 # define PERL_LONG_MAX ((long)LONG_MAX)
2195 # ifdef MAXLONG /* Often used in <values.h> */
2196 # define PERL_LONG_MAX ((long)MAXLONG)
2198 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2203 # define PERL_LONG_MIN ((long)LONG_MIN)
2206 # define PERL_LONG_MIN ((long)MINLONG)
2208 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2214 # define PERL_UQUAD_MAX (~(UV)0)
2215 # define PERL_UQUAD_MIN ((UV)0)
2216 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2217 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2221 struct RExC_state_t;
2222 struct _reg_trie_data;
2224 typedef MEM_SIZE STRLEN;
2227 typedef struct token TOKEN;
2228 typedef struct madprop MADPROP;
2229 typedef struct nexttoken NEXTTOKE;
2231 typedef struct op OP;
2232 typedef struct cop COP;
2233 typedef struct unop UNOP;
2234 typedef struct binop BINOP;
2235 typedef struct listop LISTOP;
2236 typedef struct logop LOGOP;
2237 typedef struct pmop PMOP;
2238 typedef struct svop SVOP;
2239 typedef struct padop PADOP;
2240 typedef struct pvop PVOP;
2241 typedef struct loop LOOP;
2244 typedef struct opslab OPSLAB;
2245 typedef struct opslot OPSLOT;
2248 typedef struct block_hooks BHK;
2249 typedef struct custom_op XOP;
2251 typedef struct interpreter PerlInterpreter;
2253 /* SGI's <sys/sema.h> has struct sv */
2255 # define STRUCT_SV perl_sv
2257 # define STRUCT_SV sv
2259 typedef struct STRUCT_SV SV;
2260 typedef struct av AV;
2261 typedef struct hv HV;
2262 typedef struct cv CV;
2263 typedef struct p5rx REGEXP;
2264 typedef struct gp GP;
2265 typedef struct gv GV;
2266 typedef struct io IO;
2267 typedef struct context PERL_CONTEXT;
2268 typedef struct block BLOCK;
2270 typedef struct magic MAGIC;
2271 typedef struct xpv XPV;
2272 typedef struct xpviv XPVIV;
2273 typedef struct xpvuv XPVUV;
2274 typedef struct xpvnv XPVNV;
2275 typedef struct xpvmg XPVMG;
2276 typedef struct xpvlv XPVLV;
2277 typedef struct xpvinvlist XINVLIST;
2278 typedef struct xpvav XPVAV;
2279 typedef struct xpvhv XPVHV;
2280 typedef struct xpvgv XPVGV;
2281 typedef struct xpvcv XPVCV;
2282 typedef struct xpvbm XPVBM;
2283 typedef struct xpvfm XPVFM;
2284 typedef struct xpvio XPVIO;
2285 typedef struct mgvtbl MGVTBL;
2286 typedef union any ANY;
2287 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2288 typedef struct ptr_tbl PTR_TBL_t;
2289 typedef struct clone_params CLONE_PARAMS;
2291 /* a pad or name pad is currently just an AV; but that might change,
2292 * so hide the type. */
2293 typedef struct padlist PADLIST;
2295 typedef AV PADNAMELIST;
2298 /* enable PERL_NEW_COPY_ON_WRITE by default */
2299 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2300 # define PERL_NEW_COPY_ON_WRITE
2303 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2304 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2305 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2307 # define PERL_ANY_COW
2310 # define PERL_SAWAMPERSAND
2315 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2316 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2317 # define USE_64_BIT_RAWIO /* implicit */
2321 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2322 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2323 * however, because operating systems like to do that themself. */
2326 # define FSEEKSIZE LSEEKSIZE
2328 # define FSEEKSIZE LONGSIZE
2332 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2333 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2334 # define USE_64_BIT_STDIO /* implicit */
2338 #ifdef USE_64_BIT_RAWIO
2341 # define Off_t off64_t
2343 # define LSEEKSIZE 8
2345 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2346 * will trigger defines like the ones below. Some 64-bit environments,
2347 * however, do not. Therefore we have to explicitly mix and match. */
2348 # if defined(USE_OPEN64)
2349 # define open open64
2351 # if defined(USE_LSEEK64)
2352 # define lseek lseek64
2354 # if defined(USE_LLSEEK)
2355 # define lseek llseek
2358 # if defined(USE_STAT64)
2359 # define stat stat64
2361 # if defined(USE_FSTAT64)
2362 # define fstat fstat64
2364 # if defined(USE_LSTAT64)
2365 # define lstat lstat64
2367 # if defined(USE_FLOCK64)
2368 # define flock flock64
2370 # if defined(USE_LOCKF64)
2371 # define lockf lockf64
2373 # if defined(USE_FCNTL64)
2374 # define fcntl fcntl64
2376 # if defined(USE_TRUNCATE64)
2377 # define truncate truncate64
2379 # if defined(USE_FTRUNCATE64)
2380 # define ftruncate ftruncate64
2384 #ifdef USE_64_BIT_STDIO
2385 # ifdef HAS_FPOS64_T
2387 # define Fpos_t fpos64_t
2389 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2390 * will trigger defines like the ones below. Some 64-bit environments,
2391 * however, do not. */
2392 # if defined(USE_FOPEN64)
2393 # define fopen fopen64
2395 # if defined(USE_FSEEK64)
2396 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2398 # if defined(USE_FTELL64)
2399 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2401 # if defined(USE_FSETPOS64)
2402 # define fsetpos fsetpos64
2404 # if defined(USE_FGETPOS64)
2405 # define fgetpos fgetpos64
2407 # if defined(USE_TMPFILE64)
2408 # define tmpfile tmpfile64
2410 # if defined(USE_FREOPEN64)
2411 # define freopen freopen64
2416 # include "iperlsys.h"
2421 # include "os2ish.h"
2423 # include "dosish.h"
2426 # include "vmsish.h"
2427 #elif defined(PLAN9)
2428 # include "./plan9/plan9ish.h"
2429 #elif defined(__VOS__)
2431 # include "./vos/vosish.h"
2433 # include "vos/vosish.h"
2435 #elif defined(__SYMBIAN32__)
2436 # include "symbian/symbianish.h"
2437 #elif defined(__HAIKU__)
2438 # include "haiku/haikuish.h"
2440 # include "unixish.h"
2443 /* NSIG logic from Configure --> */
2444 /* Strange style to avoid deeply-nested #if/#else/#endif */
2447 # define NSIG (_NSIG)
2453 # define NSIG (SIGMAX+1)
2459 # define NSIG (SIG_MAX+1)
2465 # define NSIG (_SIG_MAX+1)
2471 # define NSIG (MAXSIG+1)
2477 # define NSIG (MAX_SIG+1)
2482 # ifdef SIGARRAYSIZE
2483 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2489 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2493 /* Default to some arbitrary number that's big enough to get most
2494 of the common signals.
2499 /* <-- NSIG logic from Configure */
2501 #ifndef NO_ENVIRON_ARRAY
2502 # define USE_ENVIRON_ARRAY
2506 * initialise to avoid floating-point exceptions from overflow, etc
2508 #ifndef PERL_FPU_INIT
2509 # ifdef HAS_FPSETMASK
2510 # if HAS_FLOATINGPOINT_H
2511 # include <floatingpoint.h>
2513 /* Some operating systems have this as a macro, which in turn expands to a comma
2514 expression, and the last sub-expression is something that gets calculated,
2515 and then they have the gall to warn that a value computed is not used. Hence
2517 # define PERL_FPU_INIT (void)fpsetmask(0)
2519 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2520 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2521 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2522 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2524 # define PERL_FPU_INIT
2529 #ifndef PERL_FPU_PRE_EXEC
2530 # define PERL_FPU_PRE_EXEC {
2531 # define PERL_FPU_POST_EXEC }
2534 #ifndef PERL_SYS_INIT3_BODY
2535 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2539 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2540 Provides system-specific tune up of the C runtime environment necessary to
2541 run Perl interpreters. This should be called only once, before creating
2542 any Perl interpreters.
2544 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2545 Provides system-specific tune up of the C runtime environment necessary to
2546 run Perl interpreters. This should be called only once, before creating
2547 any Perl interpreters.
2549 =for apidoc Am|void|PERL_SYS_TERM|
2550 Provides system-specific clean up of the C runtime environment after
2551 running Perl interpreters. This should be called only once, after
2552 freeing any remaining Perl interpreters.
2557 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2558 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2559 #define PERL_SYS_TERM() Perl_sys_term()
2561 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2562 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2567 # ifdef _POSIX_PATH_MAX
2568 # if PATH_MAX > _POSIX_PATH_MAX
2569 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2570 * included the null byte or not. Later amendments of POSIX,
2571 * XPG4, the Austin Group, and the Single UNIX Specification
2572 * all explicitly include the null byte in the PATH_MAX.
2573 * Ditto for _POSIX_PATH_MAX. */
2574 # define MAXPATHLEN PATH_MAX
2576 # define MAXPATHLEN _POSIX_PATH_MAX
2579 # define MAXPATHLEN (PATH_MAX+1)
2582 # define MAXPATHLEN 1024 /* Err on the large side. */
2586 /* In case Configure was not used (we are using a "canned config"
2587 * such as Win32, or a cross-compilation setup, for example) try going
2588 * by the gcc major and minor versions. One useful URL is
2589 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2590 * but contrary to this information warn_unused_result seems
2591 * not to be in gcc 3.3.5, at least. --jhi
2592 * Also, when building extensions with an installed perl, this allows
2593 * the user to upgrade gcc and get the right attributes, rather than
2594 * relying on the list generated at Configure time. --AD
2595 * Set these up now otherwise we get confused when some of the <*thread.h>
2596 * includes below indirectly pull in <perlio.h> (which needs to know if we
2597 * have HASATTRIBUTE_FORMAT).
2601 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2602 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2603 # define HASATTRIBUTE_DEPRECATED
2605 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2606 # define HASATTRIBUTE_FORMAT
2607 # if defined __MINGW32__
2608 # define PRINTF_FORMAT_NULL_OK
2611 # if __GNUC__ >= 3 /* 3.0 -> */
2612 # define HASATTRIBUTE_MALLOC
2614 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2615 # define HASATTRIBUTE_NONNULL
2617 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2618 # define HASATTRIBUTE_NORETURN
2620 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2621 # define HASATTRIBUTE_PURE
2623 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2624 # define HASATTRIBUTE_UNUSED
2626 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2627 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2629 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2630 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2633 #endif /* #ifndef PERL_MICRO */
2635 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2636 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2637 * this results in many functions being undeclared which bothers C++
2638 * May make sense to have threads after "*ish.h" anyway
2641 #if defined(USE_ITHREADS)
2643 # include <nw5thread.h>
2646 # include <win32thread.h>
2649 # include "os2thread.h"
2651 # ifdef I_MACH_CTHREADS
2652 # include <mach/cthreads.h>
2653 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2654 # define MUTEX_INIT_CALLS_MALLOC
2656 typedef cthread_t perl_os_thread;
2657 typedef mutex_t perl_mutex;
2658 typedef condition_t perl_cond;
2659 typedef void * perl_key;
2660 # else /* Posix threads */
2662 # include <pthread.h>
2664 typedef pthread_t perl_os_thread;
2665 typedef pthread_mutex_t perl_mutex;
2666 typedef pthread_cond_t perl_cond;
2667 typedef pthread_key_t perl_key;
2668 # endif /* I_MACH_CTHREADS */
2671 # endif /* NETWARE */
2672 #endif /* USE_ITHREADS */
2679 # include "netware.h"
2682 #define STATUS_UNIX PL_statusvalue
2684 # define STATUS_NATIVE PL_statusvalue_vms
2686 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2687 * its contents can not be trusted. Unfortunately, Perl seems to check
2688 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2691 # include <stsdef.h>
2693 /* Presume this because if VMS changes it, it will require a new
2694 * set of APIs for waiting on children for binary compatibility.
2696 # define child_offset_bits (8)
2697 # ifndef C_FAC_POSIX
2698 # define C_FAC_POSIX 0x35A000
2701 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2702 * platform from the existing UNIX or Native status values.
2705 # define STATUS_EXIT \
2706 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2707 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2710 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2711 * exit code and shifts the UNIX value over the correct number of bits to
2712 * be a child status. Usually the number of bits is 8, but that could be
2713 * platform dependent. The NATIVE status code is presumed to have either
2714 * from a child process.
2717 /* This is complicated. The child processes return a true native VMS
2718 status which must be saved. But there is an assumption in Perl that
2719 the UNIX child status has some relationship to errno values, so
2720 Perl tries to translate it to text in some of the tests.
2721 In order to get the string translation correct, for the error, errno
2722 must be EVMSERR, but that generates a different text message
2723 than what the test programs are expecting. So an errno value must
2724 be derived from the native status value when an error occurs.
2725 That will hide the true native status message. With this version of
2726 perl, the true native child status can always be retrieved so that
2727 is not a problem. But in this case, Pl_statusvalue and errno may
2728 have different values in them.
2731 # define STATUS_NATIVE_CHILD_SET(n) \
2733 I32 evalue = (I32)n; \
2734 if (evalue == EVMSERR) { \
2735 PL_statusvalue_vms = vaxc$errno; \
2736 PL_statusvalue = evalue; \
2738 PL_statusvalue_vms = evalue; \
2739 if (evalue == -1) { \
2740 PL_statusvalue = -1; \
2741 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2743 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2744 set_vaxc_errno(evalue); \
2745 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2746 set_errno(EVMSERR); \
2747 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2748 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2752 # ifdef VMSISH_STATUS
2753 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2755 # define STATUS_CURRENT STATUS_UNIX
2758 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2759 * the NATIVE status to an equivalent value. Can not be used to translate
2760 * exit code values as exit code values are not guaranteed to have any
2761 * relationship at all to errno values.
2762 * This is used when Perl is forcing errno to have a specific value.
2764 # define STATUS_UNIX_SET(n) \
2766 I32 evalue = (I32)n; \
2767 PL_statusvalue = evalue; \
2768 if (PL_statusvalue != -1) { \
2769 if (PL_statusvalue != EVMSERR) { \
2770 PL_statusvalue &= 0xFFFF; \
2771 if (MY_POSIX_EXIT) \
2772 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2773 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2776 PL_statusvalue_vms = vaxc$errno; \
2779 else PL_statusvalue_vms = SS$_ABORT; \
2780 set_vaxc_errno(PL_statusvalue_vms); \
2783 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2784 * the NATIVE error status based on it.
2786 * When in the default mode to comply with the Perl VMS documentation,
2787 * 0 is a success and any other code sets the NATIVE status to a failure
2788 * code of SS$_ABORT.
2790 * In the new POSIX EXIT mode, native status will be set so that the
2791 * actual exit code will can be retrieved by the calling program or
2794 * If the exit code is not clearly a UNIX parent or child exit status,
2795 * it will be passed through as a VMS status.
2798 # define STATUS_UNIX_EXIT_SET(n) \
2800 I32 evalue = (I32)n; \
2801 PL_statusvalue = evalue; \
2802 if (MY_POSIX_EXIT) { \
2803 if (evalue <= 0xFF00) { \
2804 if (evalue > 0xFF) \
2805 evalue = (evalue >> child_offset_bits) & 0xFF; \
2806 PL_statusvalue_vms = \
2807 (C_FAC_POSIX | (evalue << 3 ) | \
2808 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2809 } else /* forgive them Perl, for they have sinned */ \
2810 PL_statusvalue_vms = evalue; \
2813 PL_statusvalue_vms = SS$_NORMAL; \
2814 else if (evalue <= 0xFF00) \
2815 PL_statusvalue_vms = SS$_ABORT; \
2816 else { /* forgive them Perl, for they have sinned */ \
2817 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2818 else PL_statusvalue_vms = vaxc$errno; \
2819 /* And obviously used a VMS status value instead of UNIX */ \
2820 PL_statusvalue = EVMSERR; \
2822 set_vaxc_errno(PL_statusvalue_vms); \
2827 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2828 * and sets the NATIVE error status based on it. This special case
2829 * is needed to maintain compatibility with past VMS behavior.
2831 * In the default mode on VMS, this number is passed through as
2832 * both the NATIVE and UNIX status. Which makes it different
2833 * that the STATUS_UNIX_EXIT_SET.
2835 * In the new POSIX EXIT mode, native status will be set so that the
2836 * actual exit code will can be retrieved by the calling program or
2839 * A POSIX exit code is from 0 to 255. If the exit code is higher
2840 * than this, it needs to be assumed that it is a VMS exit code and
2844 # define STATUS_EXIT_SET(n) \
2846 I32 evalue = (I32)n; \
2847 PL_statusvalue = evalue; \
2848 if (MY_POSIX_EXIT) \
2849 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2850 PL_statusvalue_vms = \
2851 (C_FAC_POSIX | (evalue << 3 ) | \
2852 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2854 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2855 set_vaxc_errno(PL_statusvalue_vms); \
2859 /* This macro forces a success status */
2860 # define STATUS_ALL_SUCCESS \
2861 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2863 /* This macro forces a failure status */
2864 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2865 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2866 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2869 # define STATUS_NATIVE PL_statusvalue_posix
2870 # if defined(WCOREDUMP)
2871 # define STATUS_NATIVE_CHILD_SET(n) \
2873 PL_statusvalue_posix = (n); \
2874 if (PL_statusvalue_posix == -1) \
2875 PL_statusvalue = -1; \
2878 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2879 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2880 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2883 # elif defined(WIFEXITED)
2884 # define STATUS_NATIVE_CHILD_SET(n) \
2886 PL_statusvalue_posix = (n); \
2887 if (PL_statusvalue_posix == -1) \
2888 PL_statusvalue = -1; \
2891 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2892 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2896 # define STATUS_NATIVE_CHILD_SET(n) \
2898 PL_statusvalue_posix = (n); \
2899 if (PL_statusvalue_posix == -1) \
2900 PL_statusvalue = -1; \
2903 PL_statusvalue_posix & 0xFFFF; \
2907 # define STATUS_UNIX_SET(n) \
2909 PL_statusvalue = (n); \
2910 if (PL_statusvalue != -1) \
2911 PL_statusvalue &= 0xFFFF; \
2913 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2914 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2915 # define STATUS_CURRENT STATUS_UNIX
2916 # define STATUS_EXIT STATUS_UNIX
2917 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2918 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2921 /* flags in PL_exit_flags for nature of exit() */
2922 #define PERL_EXIT_EXPECTED 0x01
2923 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2924 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2925 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2928 /* format to use for version numbers in file/directory names */
2929 /* XXX move to Configure? */
2930 /* This was only ever used for the current version, and that can be done at
2931 compile time, as PERL_FS_VERSION, so should we just delete it? */
2932 # ifndef PERL_FS_VER_FMT
2933 # define PERL_FS_VER_FMT "%d.%d.%d"
2937 #ifndef PERL_FS_VERSION
2938 # define PERL_FS_VERSION PERL_VERSION_STRING
2941 /* This defines a way to flush all output buffers. This may be a
2942 * performance issue, so we allow people to disable it. Also, if
2943 * we are using stdio, there are broken implementations of fflush(NULL)
2944 * out there, Solaris being the most prominent.
2946 #ifndef PERL_FLUSHALL_FOR_CHILD
2947 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2948 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2951 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2953 # define PERL_FLUSHALL_FOR_CHILD NOOP
2958 #ifndef PERL_WAIT_FOR_CHILDREN
2959 # define PERL_WAIT_FOR_CHILDREN NOOP
2962 /* the traditional thread-unsafe notion of "current interpreter". */
2963 #ifndef PERL_SET_INTERP
2964 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2967 #ifndef PERL_GET_INTERP
2968 # define PERL_GET_INTERP (PL_curinterp)
2971 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2972 # ifdef MULTIPLICITY
2973 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2975 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2979 This replaces the previous %_ "hack" by the "%p" hacks.
2980 All that is required is that the perl source does not
2981 use "%-p" or "%-<number>p" or "%<number>p" formats.
2982 These formats will still work in perl code.
2983 See comments in sv.c for further details.
2985 Robin Barker 2005-07-14
2987 No longer use %1p for VDf = %vd. RMB 2007-10-19
2991 # define SVf_(n) "-" STRINGIFY(n) "p"
2999 # define SVf32 SVf_(32)
3003 # define SVf256 SVf_(256)
3006 #define SVfARG(p) ((void*)(p))
3012 /* Not ideal, but we cannot easily include a number in an already-numeric
3013 * format sequence. */
3015 # define HEKf256 "3p"
3018 #define HEKfARG(p) ((void*)(p))
3020 /* Takes three arguments: is_utf8, length, str */
3022 # define UTF8f "d%"UVuf"%4p"
3024 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3027 /* not used; but needed for backward compatibility with XS code? - RMB */
3035 #ifdef HASATTRIBUTE_DEPRECATED
3036 # define __attribute__deprecated__ __attribute__((deprecated))
3038 #ifdef HASATTRIBUTE_FORMAT
3039 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3041 #ifdef HASATTRIBUTE_MALLOC
3042 # define __attribute__malloc__ __attribute__((__malloc__))
3044 #ifdef HASATTRIBUTE_NONNULL
3045 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3047 #ifdef HASATTRIBUTE_NORETURN
3048 # define __attribute__noreturn__ __attribute__((noreturn))
3050 #ifdef HASATTRIBUTE_PURE
3051 # define __attribute__pure__ __attribute__((pure))
3053 #ifdef HASATTRIBUTE_UNUSED
3054 # define __attribute__unused__ __attribute__((unused))
3056 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3057 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3060 /* If we haven't defined the attributes yet, define them to blank. */
3061 #ifndef __attribute__deprecated__
3062 # define __attribute__deprecated__
3064 #ifndef __attribute__format__
3065 # define __attribute__format__(x,y,z)
3067 #ifndef __attribute__malloc__
3068 # define __attribute__malloc__
3070 #ifndef __attribute__nonnull__
3071 # define __attribute__nonnull__(a)
3073 #ifndef __attribute__noreturn__
3074 # define __attribute__noreturn__
3076 #ifndef __attribute__pure__
3077 # define __attribute__pure__
3079 #ifndef __attribute__unused__
3080 # define __attribute__unused__
3082 #ifndef __attribute__warn_unused_result__
3083 # define __attribute__warn_unused_result__
3086 /* For functions that are marked as __attribute__noreturn__, it's not
3087 appropriate to call return. In either case, include the lint directive.
3089 #ifdef HASATTRIBUTE_NORETURN
3090 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3092 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3095 /* Some OS warn on NULL format to printf */
3096 #ifdef PRINTF_FORMAT_NULL_OK
3097 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3099 # define __attribute__format__null_ok__(x,y,z)
3102 #ifdef HAS_BUILTIN_EXPECT
3103 # define EXPECT(expr,val) __builtin_expect(expr,val)
3105 # define EXPECT(expr,val) (expr)
3107 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3108 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3109 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3113 /* Some unistd.h's give a prototype for pause() even though
3114 HAS_PAUSE ends up undefined. This causes the #define
3115 below to be rejected by the compiler. Sigh.
3120 #define Pause() sleep((32767<<16)+32767)
3124 # ifdef IOCPARM_MASK
3125 /* on BSDish systems we're safe */
3126 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3128 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3129 /* on Linux systems we're safe; except when we're not [perl #38223] */
3130 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3132 /* otherwise guess at what's safe */
3133 # define IOCPARM_LEN(x) 256
3138 #if defined(__CYGWIN__)
3140 * This symbol, if defined, indicates that the program should
3141 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3142 * that a file is in "binary" mode -- that is, that no translation
3143 * of bytes occurs on read or write operations.
3145 # define USEMYBINMODE /**/
3146 # include <io.h> /* for setmode() prototype */
3147 # define my_binmode(fp, iotype, mode) \
3148 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3152 void init_os_extras(void);
3155 #ifdef UNION_ANY_DEFINITION
3156 UNION_ANY_DEFINITION;
3165 void (*any_dptr) (void*);
3166 void (*any_dxptr) (pTHX_ void*);
3170 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3172 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3173 #define FILTER_DATA(idx) \
3174 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3175 #define FILTER_ISREADER(idx) \
3176 (PL_parser && PL_parser->rsfp_filters \
3177 && idx >= AvFILLp(PL_parser->rsfp_filters))
3178 #define PERL_FILTER_EXISTS(i) \
3179 (PL_parser && PL_parser->rsfp_filters \
3180 && (i) <= av_len(PL_parser->rsfp_filters))
3182 #if defined(_AIX) && !defined(_AIX43)
3183 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3184 /* We cannot include <crypt.h> to get the struct crypt_data
3185 * because of setkey prototype problems when threading */
3186 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3187 /* From OSF, Not needed in AIX
3195 #endif /* threading */
3199 # include "iperlsys.h"
3202 #ifdef __LIBCATAMOUNT__
3203 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3205 #define FAKE_BIT_BUCKET
3208 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3209 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3210 * defined by Configure, despite their names being similar to the
3211 * other defines like USE_ITHREADS. Configure in fact knows nothing
3212 * about the randomised hashes. Therefore to enable/disable the hash
3213 * randomisation defines use the Configure -Accflags=... instead. */
3214 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3215 # define USE_HASH_SEED
3218 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3219 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3220 * it's not really needed.
3223 # define YYTOKENTYPE
3229 YYSTYPE next_val; /* value of next token, if any */
3230 I32 next_type; /* type of next token */
3231 MADPROP *next_mad; /* everything else about that token */
3235 /* macros to define bit-fields in structs. */
3236 #ifndef PERL_BITFIELD8
3237 # define PERL_BITFIELD8 unsigned
3239 #ifndef PERL_BITFIELD16
3240 # define PERL_BITFIELD16 unsigned
3242 #ifndef PERL_BITFIELD32
3243 # define PERL_BITFIELD32 unsigned
3253 #include "opnames.h"
3260 #include "warnings.h"
3263 /* these would be in doio.h if there was such a file */
3264 #define my_stat() my_stat_flags(SV_GMAGIC)
3265 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3267 /* defined in sv.c, but also used in [ach]v.c */
3270 #undef _XPVCV_COMMON
3272 typedef struct _sublex_info SUBLEXINFO;
3273 struct _sublex_info {
3274 U8 super_state; /* lexer state to save */
3275 U16 sub_inwhat; /* "lex_inwhat" to use */
3276 OP *sub_op; /* "lex_op" to use */
3277 SV *repl; /* replacement of s/// or y/// */
3282 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3284 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3285 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3287 struct ptr_tbl_ent {
3288 struct ptr_tbl_ent* next;
3294 struct ptr_tbl_ent** tbl_ary;
3297 struct ptr_tbl_arena *tbl_arena;
3298 struct ptr_tbl_ent *tbl_arena_next;
3299 struct ptr_tbl_ent *tbl_arena_end;
3302 #if defined(htonl) && !defined(HAS_HTONL)
3305 #if defined(htons) && !defined(HAS_HTONS)
3308 #if defined(ntohl) && !defined(HAS_NTOHL)
3311 #if defined(ntohs) && !defined(HAS_NTOHS)
3319 # if (BYTEORDER & 0xffff) == 0x4321
3320 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3321 re-order their values. However, to behave identically to the alternative
3322 implementations, they should truncate to the correct size. */
3323 # define ntohl(x) ((x)&0xFFFFFFFF)
3324 # define htonl(x) ntohl(x)
3325 # define ntohs(x) ((x)&0xFFFF)
3326 # define htons(x) ntohs(x)
3327 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3329 /* Note that we can't straight out declare our own htonl and htons because
3330 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3331 to avoid the overhead of initialising the socket subsystem, but the headers
3332 that *declare* the various functions are still seen. If we declare our own
3333 htonl etc they will clash with the declarations in the Win32 headers. */
3335 PERL_STATIC_INLINE U32
3336 my_swap32(const U32 x) {
3337 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3338 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3341 PERL_STATIC_INLINE U16
3342 my_swap16(const U16 x) {
3343 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3346 # define htonl(x) my_swap32(x)
3347 # define ntohl(x) my_swap32(x)
3348 # define ntohs(x) my_swap16(x)
3349 # define htons(x) my_swap16(x)
3351 # error "Unsupported byteorder"
3352 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3353 the error message. Please check the value of the macro BYTEORDER, as defined
3354 in config.h. The values of BYTEORDER we expect are
3356 big endian little endian
3357 32 bit 0x4321 0x1234
3358 64 bit 0x87654321 0x12345678
3360 If you have a system with a different byte order, please see
3361 pod/perlhack.pod for how to submit a patch to add supporting code.
3367 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3370 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3371 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3372 re-order their values. However, to behave identically to the alternative
3373 implementations, they should truncate to the correct size. */
3374 # define vtohl(x) ((x)&0xFFFFFFFF)
3375 # define vtohs(x) ((x)&0xFFFF)
3376 # define htovl(x) vtohl(x)
3377 # define htovs(x) vtohs(x)
3378 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3379 # define vtohl(x) ((((x)&0xFF)<<24) \
3381 +(((x)&0x0000FF00)<<8) \
3382 +(((x)&0x00FF0000)>>8) )
3383 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3384 # define htovl(x) vtohl(x)
3385 # define htovs(x) vtohs(x)
3387 # error "Unsupported byteorder"
3388 /* If you have need for current perl on PDP-11 or similar, and can help test
3389 that blead keeps working on a mixed-endian system, then see
3390 pod/perlhack.pod for how to submit patches to things working again. */
3393 /* *MAX Plus 1. A floating point value.
3394 Hopefully expressed in a way that dodgy floating point can't mess up.
3395 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3397 May find that some broken compiler will want the value cast to I32.
3398 [after the shift, as signed >> may not be as secure as unsigned >>]
3400 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3401 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3402 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3403 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3404 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3406 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3408 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3409 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3410 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3412 /* This may look like unnecessary jumping through hoops, but converting
3413 out of range floating point values to integers *is* undefined behaviour,
3414 and it is starting to bite.
3417 #define I_32(what) (cast_i32((NV)(what)))
3418 #define U_32(what) (cast_ulong((NV)(what)))
3419 #define I_V(what) (cast_iv((NV)(what)))
3420 #define U_V(what) (cast_uv((NV)(what)))
3422 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3423 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3424 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3425 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3426 : ((n) < U32_MAX_P1 ? (U32) (n) \
3427 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3428 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3429 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3430 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3431 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3432 : ((n) < UV_MAX_P1 ? (UV) (n) \
3433 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3436 #define U_S(what) ((U16)U_32(what))
3437 #define U_I(what) ((unsigned int)U_32(what))
3438 #define U_L(what) U_32(what)
3441 # define Perl_signbit signbit
3444 /* These do not care about the fractional part, only about the range. */
3445 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3446 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3448 /* Used with UV/IV arguments: */
3449 /* XXXX: need to speed it up */
3450 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3451 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3458 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3459 Uid_t getuid (void);
3460 Uid_t geteuid (void);
3461 Gid_t getgid (void);
3462 Gid_t getegid (void);
3466 #ifndef Perl_debug_log
3467 # define Perl_debug_log PerlIO_stderr()
3470 #ifndef Perl_error_log
3471 # define Perl_error_log (PL_stderrgv \
3472 && isGV(PL_stderrgv) \
3473 && GvIOp(PL_stderrgv) \
3474 && IoOFP(GvIOp(PL_stderrgv)) \
3475 ? IoOFP(GvIOp(PL_stderrgv)) \
3480 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3481 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3482 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3483 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3484 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3485 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3486 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3487 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3488 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3489 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3490 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3491 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3492 /* U is reserved for Unofficial, exploratory hacking */
3493 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3494 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3495 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3496 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3497 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3498 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3499 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3500 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3501 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3502 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3503 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3504 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3505 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3506 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3507 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3509 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3510 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3511 that something was done? */
3513 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3514 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3515 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3516 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3517 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3518 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3519 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3520 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3521 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3522 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3523 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3524 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3525 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3526 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3527 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3528 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3529 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3530 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3531 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3532 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3533 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3534 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3535 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3536 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3537 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3538 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3539 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3540 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3541 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3545 # define DEBUG_p_TEST DEBUG_p_TEST_
3546 # define DEBUG_s_TEST DEBUG_s_TEST_
3547 # define DEBUG_l_TEST DEBUG_l_TEST_
3548 # define DEBUG_t_TEST DEBUG_t_TEST_
3549 # define DEBUG_o_TEST DEBUG_o_TEST_
3550 # define DEBUG_c_TEST DEBUG_c_TEST_
3551 # define DEBUG_P_TEST DEBUG_P_TEST_
3552 # define DEBUG_m_TEST DEBUG_m_TEST_
3553 # define DEBUG_f_TEST DEBUG_f_TEST_
3554 # define DEBUG_r_TEST DEBUG_r_TEST_
3555 # define DEBUG_x_TEST DEBUG_x_TEST_
3556 # define DEBUG_u_TEST DEBUG_u_TEST_
3557 # define DEBUG_U_TEST DEBUG_U_TEST_
3558 # define DEBUG_H_TEST DEBUG_H_TEST_
3559 # define DEBUG_X_TEST DEBUG_X_TEST_
3560 # define DEBUG_D_TEST DEBUG_D_TEST_
3561 # define DEBUG_S_TEST DEBUG_S_TEST_
3562 # define DEBUG_T_TEST DEBUG_T_TEST_
3563 # define DEBUG_R_TEST DEBUG_R_TEST_
3564 # define DEBUG_J_TEST DEBUG_J_TEST_
3565 # define DEBUG_v_TEST DEBUG_v_TEST_
3566 # define DEBUG_C_TEST DEBUG_C_TEST_
3567 # define DEBUG_A_TEST DEBUG_A_TEST_
3568 # define DEBUG_q_TEST DEBUG_q_TEST_
3569 # define DEBUG_M_TEST DEBUG_M_TEST_
3570 # define DEBUG_B_TEST DEBUG_B_TEST_
3571 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3572 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3573 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3575 # define PERL_DEB(a) a
3576 # define PERL_DEBUG(a) if (PL_debug) a
3577 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3578 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3579 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3580 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3581 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3582 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3583 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3585 /* Temporarily turn off memory debugging in case the a
3586 * does memory allocation, either directly or indirectly. */
3587 # define DEBUG_m(a) \
3589 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3592 # define DEBUG__(t, a) \
3594 if (t) STMT_START {a;} STMT_END; \
3597 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3598 #ifndef PERL_EXT_RE_BUILD
3599 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3601 # define DEBUG_r(a) STMT_START {a;} STMT_END
3602 #endif /* PERL_EXT_RE_BUILD */
3603 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3604 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3605 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3606 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3607 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3608 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3609 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3610 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3611 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3613 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3614 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3615 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3616 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3617 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3618 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3619 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3620 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3621 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3623 #else /* DEBUGGING */
3625 # define DEBUG_p_TEST (0)
3626 # define DEBUG_s_TEST (0)
3627 # define DEBUG_l_TEST (0)
3628 # define DEBUG_t_TEST (0)
3629 # define DEBUG_o_TEST (0)
3630 # define DEBUG_c_TEST (0)
3631 # define DEBUG_P_TEST (0)
3632 # define DEBUG_m_TEST (0)
3633 # define DEBUG_f_TEST (0)
3634 # define DEBUG_r_TEST (0)
3635 # define DEBUG_x_TEST (0)
3636 # define DEBUG_u_TEST (0)
3637 # define DEBUG_U_TEST (0)
3638 # define DEBUG_H_TEST (0)
3639 # define DEBUG_X_TEST (0)
3640 # define DEBUG_D_TEST (0)
3641 # define DEBUG_S_TEST (0)
3642 # define DEBUG_T_TEST (0)
3643 # define DEBUG_R_TEST (0)
3644 # define DEBUG_J_TEST (0)
3645 # define DEBUG_v_TEST (0)
3646 # define DEBUG_C_TEST (0)
3647 # define DEBUG_A_TEST (0)
3648 # define DEBUG_q_TEST (0)
3649 # define DEBUG_M_TEST (0)
3650 # define DEBUG_B_TEST (0)
3651 # define DEBUG_Xv_TEST (0)
3652 # define DEBUG_Uv_TEST (0)
3653 # define DEBUG_Pv_TEST (0)
3655 # define PERL_DEB(a)
3656 # define PERL_DEBUG(a)
3682 # define DEBUG_Xv(a)
3683 # define DEBUG_Uv(a)
3684 # define DEBUG_Pv(a)
3685 #endif /* DEBUGGING */
3688 #define DEBUG_SCOPE(where) \
3690 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3691 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3692 __FILE__, __LINE__));
3694 #if defined(DEBUGGING) && defined(I_ASSERT)
3695 # include <assert.h>
3698 /* Keep the old croak based assert for those who want it, and as a fallback if
3699 the platform is so heretically non-ANSI that it can't assert. */
3701 #define Perl_assert(what) PERL_DEB( \
3702 ((what) ? ((void) 0) : \
3703 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3704 "\", line %d", STRINGIFY(what), __LINE__), \
3708 # define assert(what) Perl_assert(what)
3711 # define assert_(what) assert(what),
3713 # define assert_(what)
3717 I32 (*uf_val)(pTHX_ IV, SV*);
3718 I32 (*uf_set)(pTHX_ IV, SV*);
3722 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3723 * XS code wanting to be backward compatible can do something
3724 * like the following:
3726 #ifndef PERL_MG_UFUNC
3727 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3730 static PERL_MG_UFUNC(foo_get, index, val)
3740 #ifndef PERL_MG_UFUNC
3741 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3744 /* Fix these up for __STDC__ */
3745 #ifndef DONT_DECLARE_STD
3746 char *mktemp (char*);
3748 double atof (const char*);
3753 /* All of these are in stdlib.h or time.h for ANSI C */
3755 struct tm *gmtime(), *localtime();
3757 char *(strchr)(), *(strrchr)();
3758 char *(strcpy)(), *(strcat)();
3760 char *strchr(), *strrchr();
3761 char *strcpy(), *strcat();
3763 #endif /* ! STANDARD_C */
3770 double exp (double);
3771 double log (double);
3772 double log10 (double);
3773 double sqrt (double);
3774 double frexp (double,int*);
3775 double ldexp (double,int);
3776 double modf (double,double*);
3777 double sin (double);
3778 double cos (double);
3779 double atan2 (double,double);
3780 double pow (double,double);
3784 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3785 # define NV_INF LDBL_INFINITY
3787 #if !defined(NV_INF) && defined(DBL_INFINITY)
3788 # define NV_INF (NV)DBL_INFINITY
3790 #if !defined(NV_INF) && defined(INFINITY)
3791 # define NV_INF (NV)INFINITY
3793 #if !defined(NV_INF) && defined(INF)
3794 # define NV_INF (NV)INF
3796 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3797 # define NV_INF (NV)HUGE_VALL
3799 #if !defined(NV_INF) && defined(HUGE_VAL)
3800 # define NV_INF (NV)HUGE_VAL
3803 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3804 # if !defined(NV_NAN) && defined(LDBL_NAN)
3805 # define NV_NAN LDBL_NAN
3807 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3808 # define NV_NAN LDBL_QNAN
3810 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3811 # define NV_NAN LDBL_SNAN
3814 #if !defined(NV_NAN) && defined(DBL_NAN)
3815 # define NV_NAN (NV)DBL_NAN
3817 #if !defined(NV_NAN) && defined(DBL_QNAN)
3818 # define NV_NAN (NV)DBL_QNAN
3820 #if !defined(NV_NAN) && defined(DBL_SNAN)
3821 # define NV_NAN (NV)DBL_SNAN
3823 #if !defined(NV_NAN) && defined(QNAN)
3824 # define NV_NAN (NV)QNAN
3826 #if !defined(NV_NAN) && defined(SNAN)
3827 # define NV_NAN (NV)SNAN
3829 #if !defined(NV_NAN) && defined(NAN)
3830 # define NV_NAN (NV)NAN
3834 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3835 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3837 # if !defined(WIN32) && !defined(VMS)
3839 char *crypt (const char*, const char*);
3841 # endif /* !WIN32 */
3842 # endif /* !NeXT && !__NeXT__ */
3843 # ifndef DONT_DECLARE_STD
3845 char *getenv (const char*);
3846 # endif /* !getenv */
3847 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3848 # ifdef _FILE_OFFSET_BITS
3849 # if _FILE_OFFSET_BITS == 64
3850 Off_t lseek (int,Off_t,int);
3854 # endif /* !DONT_DECLARE_STD */
3857 char *getlogin (void);
3859 # endif /* !WIN32 */
3860 #endif /* !__cplusplus */
3862 /* Fixme on VMS. This needs to be a run-time, not build time options */
3863 /* Also rename() is affected by this */
3864 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3865 #define UNLINK unlnk
3866 I32 unlnk (pTHX_ const char*);
3868 #define UNLINK PerlLIO_unlink
3871 /* some versions of glibc are missing the setresuid() proto */
3872 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3873 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3875 /* some versions of glibc are missing the setresgid() proto */
3876 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3877 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3880 #ifndef HAS_SETREUID
3881 # ifdef HAS_SETRESUID
3882 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3883 # define HAS_SETREUID
3886 #ifndef HAS_SETREGID
3887 # ifdef HAS_SETRESGID
3888 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3889 # define HAS_SETREGID
3893 /* Sighandler_t defined in iperlsys.h */
3895 #ifdef HAS_SIGACTION
3896 typedef struct sigaction Sigsave_t;
3898 typedef Sighandler_t Sigsave_t;
3909 # define RUNOPS_DEFAULT Perl_runops_debug
3911 # define RUNOPS_DEFAULT Perl_runops_standard
3915 EXTERN_C void PerlIO_teardown(void);
3916 # ifdef USE_ITHREADS
3917 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3918 # define PERLIO_TERM \
3920 PerlIO_teardown(); \
3921 MUTEX_DESTROY(&PL_perlio_mutex);\
3924 # define PERLIO_INIT
3925 # define PERLIO_TERM PerlIO_teardown()
3928 # define PERLIO_INIT
3929 # define PERLIO_TERM
3933 # ifdef MUTEX_INIT_CALLS_MALLOC
3934 # define MALLOC_INIT \
3936 PL_malloc_mutex = NULL; \
3937 MUTEX_INIT(&PL_malloc_mutex); \
3939 # define MALLOC_TERM \
3941 perl_mutex tmp = PL_malloc_mutex; \
3942 PL_malloc_mutex = NULL; \
3943 MUTEX_DESTROY(&tmp); \
3946 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3947 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3950 # define MALLOC_INIT
3951 # define MALLOC_TERM
3954 #if defined(PERL_IMPLICIT_CONTEXT)
3956 struct perl_memory_debug_header;
3957 struct perl_memory_debug_header {
3962 struct perl_memory_debug_header *prev;
3963 struct perl_memory_debug_header *next;
3966 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3967 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3968 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3974 #ifdef PERL_TRACK_MEMPOOL
3975 # define INIT_TRACK_MEMPOOL(header, interp) \
3977 (header).interpreter = (interp); \
3978 (header).prev = (header).next = &(header); \
3981 # define INIT_TRACK_MEMPOOL(header, interp)
3984 #ifdef I_MALLOCMALLOC
3985 /* Needed for malloc_size(), malloc_good_size() on some systems */
3986 # include <malloc/malloc.h>
3990 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
3992 # ifdef HAS_MALLOC_SIZE
3993 # ifdef PERL_TRACK_MEMPOOL
3994 # define Perl_safesysmalloc_size(where) \
3995 (malloc_size(((char *)(where)) - sTHX) - sTHX)
3997 # define Perl_safesysmalloc_size(where) malloc_size(where)
4000 # ifdef HAS_MALLOC_GOOD_SIZE
4001 # ifdef PERL_TRACK_MEMPOOL
4002 # define Perl_malloc_good_size(how_much) \
4003 (malloc_good_size((how_much) + sTHX) - sTHX)
4005 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4008 /* Having this as the identity operation makes some code simpler. */
4009 # define Perl_malloc_good_size(how_much) (how_much)
4013 typedef int (*runops_proc_t)(pTHX);
4014 typedef void (*share_proc_t) (pTHX_ SV *sv);
4015 typedef int (*thrhook_proc_t) (pTHX);
4016 typedef OP* (*PPADDR_t[]) (pTHX);
4017 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4018 typedef void (*despatch_signals_proc_t) (pTHX);
4020 /* NeXT has problems with crt0.o globals */
4021 #if defined(__DYNAMIC__) && \
4022 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4023 # if defined(NeXT) || defined(__NeXT)
4024 # include <mach-o/dyld.h>
4025 # define environ (*environ_pointer)
4026 EXT char *** environ_pointer;
4028 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4029 # include <crt_externs.h> /* for the env array */
4030 # define environ (*_NSGetEnviron())
4034 /* VMS and some other platforms don't use the environ array */
4035 # ifdef USE_ENVIRON_ARRAY
4036 # if !defined(DONT_DECLARE_STD) || \
4037 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4039 extern char ** environ; /* environment variables supplied via exec */
4044 #define PERL_PATCHLEVEL_H_IMPLICIT
4045 #include "patchlevel.h"
4046 #undef PERL_PATCHLEVEL_H_IMPLICIT
4048 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4049 STRINGIFY(PERL_VERSION) "." \
4050 STRINGIFY(PERL_SUBVERSION)
4052 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4053 STRINGIFY(PERL_API_VERSION) "." \
4054 STRINGIFY(PERL_API_SUBVERSION)
4058 /* handy constants */
4059 EXTCONST char PL_warn_uninit[]
4060 INIT("Use of uninitialized value%s%s%s");
4061 EXTCONST char PL_warn_uninit_sv[]
4062 INIT("Use of uninitialized value%"SVf"%s%s");
4063 EXTCONST char PL_warn_nosemi[]
4064 INIT("Semicolon seems to be missing");
4065 EXTCONST char PL_warn_reserved[]
4066 INIT("Unquoted string \"%s\" may clash with future reserved word");
4067 EXTCONST char PL_warn_nl[]
4068 INIT("Unsuccessful %s on filename containing newline");
4069 EXTCONST char PL_no_wrongref[]
4070 INIT("Can't use %s ref as %s ref");
4071 /* The core no longer needs these here. If you require the string constant,
4072 please inline a copy into your own code. */
4073 EXTCONST char PL_no_symref[] __attribute__deprecated__
4074 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4075 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4076 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4077 EXTCONST char PL_no_usym[]
4078 INIT("Can't use an undefined value as %s reference");
4079 EXTCONST char PL_no_aelem[]
4080 INIT("Modification of non-creatable array value attempted, subscript %d");
4081 EXTCONST char PL_no_helem_sv[]
4082 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4083 EXTCONST char PL_no_modify[]
4084 INIT("Modification of a read-only value attempted");
4085 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4086 INIT("Out of memory!\n");
4087 EXTCONST char PL_no_security[]
4088 INIT("Insecure dependency in %s%s");
4089 EXTCONST char PL_no_sock_func[]
4090 INIT("Unsupported socket function \"%s\" called");
4091 EXTCONST char PL_no_dir_func[]
4092 INIT("Unsupported directory function \"%s\" called");
4093 EXTCONST char PL_no_func[]
4094 INIT("The %s function is unimplemented");
4095 EXTCONST char PL_no_myglob[]
4096 INIT("\"%s\" variable %s can't be in a package");
4097 EXTCONST char PL_no_localize_ref[]
4098 INIT("Can't localize through a reference");
4099 EXTCONST char PL_memory_wrap[]
4100 INIT("panic: memory wrap");
4102 EXTCONST char PL_Yes[]
4104 EXTCONST char PL_No[]
4106 EXTCONST char PL_hexdigit[]
4107 INIT("0123456789abcdef0123456789ABCDEF");
4109 /* This is constant on most architectures, a global on OS/2 */
4111 EXTCONST char PL_sh_path[]
4112 INIT(SH_PATH); /* full path of shell */
4116 EXTCONST char PL_cshname[]
4118 # define PL_cshlen (sizeof(CSH "") - 1)
4121 /* These are baked at compile time into any shared perl library.
4122 In future releases this will allow us in main() to sanity test the
4123 library we're linking against. */
4125 EXTCONST U8 PL_revision
4126 INIT(PERL_REVISION);
4127 EXTCONST U8 PL_version
4129 EXTCONST U8 PL_subversion
4130 INIT(PERL_SUBVERSION);
4132 EXTCONST char PL_uuemap[65]
4133 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4136 EXTCONST char PL_uudmap[256] =
4138 # include "uuudmap.h"
4140 # include "uudmap.h"
4143 EXTCONST char PL_bitcount[256] =
4145 # include "ubitcount.h"
4147 # include "bitcount.h"
4150 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4151 EXTCONST int PL_sig_num[] = { SIG_NUM };
4153 EXTCONST char PL_uudmap[256];
4154 EXTCONST char PL_bitcount[256];
4155 EXTCONST char* const PL_sig_name[];
4156 EXTCONST int PL_sig_num[];
4159 /* fast conversion and case folding tables. The folding tables complement the
4160 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4161 * folds such as outside the range or to multiple characters. */
4166 /* The EBCDIC fold table depends on the code page, and hence is found in
4169 EXTCONST unsigned char PL_fold[] = {
4170 0, 1, 2, 3, 4, 5, 6, 7,
4171 8, 9, 10, 11, 12, 13, 14, 15,
4172 16, 17, 18, 19, 20, 21, 22, 23,
4173 24, 25, 26, 27, 28, 29, 30, 31,
4174 32, 33, 34, 35, 36, 37, 38, 39,
4175 40, 41, 42, 43, 44, 45, 46, 47,
4176 48, 49, 50, 51, 52, 53, 54, 55,
4177 56, 57, 58, 59, 60, 61, 62, 63,
4178 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4179 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4180 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4181 'x', 'y', 'z', 91, 92, 93, 94, 95,
4182 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4183 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4184 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4185 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4186 128, 129, 130, 131, 132, 133, 134, 135,
4187 136, 137, 138, 139, 140, 141, 142, 143,
4188 144, 145, 146, 147, 148, 149, 150, 151,
4189 152, 153, 154, 155, 156, 157, 158, 159,
4190 160, 161, 162, 163, 164, 165, 166, 167,
4191 168, 169, 170, 171, 172, 173, 174, 175,
4192 176, 177, 178, 179, 180, 181, 182, 183,
4193 184, 185, 186, 187, 188, 189, 190, 191,
4194 192, 193, 194, 195, 196, 197, 198, 199,
4195 200, 201, 202, 203, 204, 205, 206, 207,
4196 208, 209, 210, 211, 212, 213, 214, 215,
4197 216, 217, 218, 219, 220, 221, 222, 223,
4198 224, 225, 226, 227, 228, 229, 230, 231,
4199 232, 233, 234, 235, 236, 237, 238, 239,
4200 240, 241, 242, 243, 244, 245, 246, 247,
4201 248, 249, 250, 251, 252, 253, 254, 255
4203 EXTCONST unsigned char PL_fold_latin1[] = {
4204 /* Full latin1 complement folding, except for three problematic code points:
4205 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4206 * fold complements outside the Latin1 range, so can't match something
4207 * that isn't in utf8.
4208 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4209 * not one, so can't be represented in this table.
4211 * All have to be specially handled */
4212 0, 1, 2, 3, 4, 5, 6, 7,
4213 8, 9, 10, 11, 12, 13, 14, 15,
4214 16, 17, 18, 19, 20, 21, 22, 23,
4215 24, 25, 26, 27, 28, 29, 30, 31,
4216 32, 33, 34, 35, 36, 37, 38, 39,
4217 40, 41, 42, 43, 44, 45, 46, 47,
4218 48, 49, 50, 51, 52, 53, 54, 55,
4219 56, 57, 58, 59, 60, 61, 62, 63,
4220 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4221 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4222 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4223 'x', 'y', 'z', 91, 92, 93, 94, 95,
4224 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4225 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4226 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4227 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4228 128, 129, 130, 131, 132, 133, 134, 135,
4229 136, 137, 138, 139, 140, 141, 142, 143,
4230 144, 145, 146, 147, 148, 149, 150, 151,
4231 152, 153, 154, 155, 156, 157, 158, 159,
4232 160, 161, 162, 163, 164, 165, 166, 167,
4233 168, 169, 170, 171, 172, 173, 174, 175,
4234 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4235 184, 185, 186, 187, 188, 189, 190, 191,
4236 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4237 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4238 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4239 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4240 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4241 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4242 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4243 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4244 255 /* y with diaeresis */
4247 /* If these tables are accessed through ebcdic, the access will be converted to
4249 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4250 0, 1, 2, 3, 4, 5, 6, 7,
4251 8, 9, 10, 11, 12, 13, 14, 15,
4252 16, 17, 18, 19, 20, 21, 22, 23,
4253 24, 25, 26, 27, 28, 29, 30, 31,
4254 32, 33, 34, 35, 36, 37, 38, 39,
4255 40, 41, 42, 43, 44, 45, 46, 47,
4256 48, 49, 50, 51, 52, 53, 54, 55,
4257 56, 57, 58, 59, 60, 61, 62, 63,
4258 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4259 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4260 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4261 'x', 'y', 'z', 91, 92, 93, 94, 95,
4262 96, 97, 98, 99, 100, 101, 102, 103,
4263 104, 105, 106, 107, 108, 109, 110, 111,
4264 112, 113, 114, 115, 116, 117, 118, 119,
4265 120, 121, 122, 123, 124, 125, 126, 127,
4266 128, 129, 130, 131, 132, 133, 134, 135,
4267 136, 137, 138, 139, 140, 141, 142, 143,
4268 144, 145, 146, 147, 148, 149, 150, 151,
4269 152, 153, 154, 155, 156, 157, 158, 159,
4270 160, 161, 162, 163, 164, 165, 166, 167,
4271 168, 169, 170, 171, 172, 173, 174, 175,
4272 176, 177, 178, 179, 180, 181, 182, 183,
4273 184, 185, 186, 187, 188, 189, 190, 191,
4274 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4275 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4276 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4277 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4278 224, 225, 226, 227, 228, 229, 230, 231,
4279 232, 233, 234, 235, 236, 237, 238, 239,
4280 240, 241, 242, 243, 244, 245, 246, 247,
4281 248, 249, 250, 251, 252, 253, 254, 255
4284 /* upper and title case of latin1 characters, modified so that the three tricky
4285 * ones are mapped to 255 (which is one of the three) */
4286 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4287 0, 1, 2, 3, 4, 5, 6, 7,
4288 8, 9, 10, 11, 12, 13, 14, 15,
4289 16, 17, 18, 19, 20, 21, 22, 23,
4290 24, 25, 26, 27, 28, 29, 30, 31,
4291 32, 33, 34, 35, 36, 37, 38, 39,
4292 40, 41, 42, 43, 44, 45, 46, 47,
4293 48, 49, 50, 51, 52, 53, 54, 55,
4294 56, 57, 58, 59, 60, 61, 62, 63,
4295 64, 65, 66, 67, 68, 69, 70, 71,
4296 72, 73, 74, 75, 76, 77, 78, 79,
4297 80, 81, 82, 83, 84, 85, 86, 87,
4298 88, 89, 90, 91, 92, 93, 94, 95,
4299 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4300 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4301 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4302 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4303 128, 129, 130, 131, 132, 133, 134, 135,
4304 136, 137, 138, 139, 140, 141, 142, 143,
4305 144, 145, 146, 147, 148, 149, 150, 151,
4306 152, 153, 154, 155, 156, 157, 158, 159,
4307 160, 161, 162, 163, 164, 165, 166, 167,
4308 168, 169, 170, 171, 172, 173, 174, 175,
4309 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4310 184, 185, 186, 187, 188, 189, 190, 191,
4311 192, 193, 194, 195, 196, 197, 198, 199,
4312 200, 201, 202, 203, 204, 205, 206, 207,
4313 208, 209, 210, 211, 212, 213, 214, 215,
4314 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4315 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4316 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4317 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4318 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4320 #endif /* !EBCDIC, but still in DOINIT */
4321 #else /* ! DOINIT */
4323 EXTCONST unsigned char PL_fold[];
4324 EXTCONST unsigned char PL_fold_latin1[];
4325 EXTCONST unsigned char PL_mod_latin1_uc[];
4326 EXTCONST unsigned char PL_latin1_lc[];
4330 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4332 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4333 0, 1, 2, 3, 4, 5, 6, 7,
4334 8, 9, 10, 11, 12, 13, 14, 15,
4335 16, 17, 18, 19, 20, 21, 22, 23,
4336 24, 25, 26, 27, 28, 29, 30, 31,
4337 32, 33, 34, 35, 36, 37, 38, 39,
4338 40, 41, 42, 43, 44, 45, 46, 47,
4339 48, 49, 50, 51, 52, 53, 54, 55,
4340 56, 57, 58, 59, 60, 61, 62, 63,
4341 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4342 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4343 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4344 'x', 'y', 'z', 91, 92, 93, 94, 95,
4345 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4346 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4347 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4348 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4349 128, 129, 130, 131, 132, 133, 134, 135,
4350 136, 137, 138, 139, 140, 141, 142, 143,
4351 144, 145, 146, 147, 148, 149, 150, 151,
4352 152, 153, 154, 155, 156, 157, 158, 159,
4353 160, 161, 162, 163, 164, 165, 166, 167,
4354 168, 169, 170, 171, 172, 173, 174, 175,
4355 176, 177, 178, 179, 180, 181, 182, 183,
4356 184, 185, 186, 187, 188, 189, 190, 191,
4357 192, 193, 194, 195, 196, 197, 198, 199,
4358 200, 201, 202, 203, 204, 205, 206, 207,
4359 208, 209, 210, 211, 212, 213, 214, 215,
4360 216, 217, 218, 219, 220, 221, 222, 223,
4361 224, 225, 226, 227, 228, 229, 230, 231,
4362 232, 233, 234, 235, 236, 237, 238, 239,
4363 240, 241, 242, 243, 244, 245, 246, 247,
4364 248, 249, 250, 251, 252, 253, 254, 255
4367 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4369 #endif /* !PERL_GLOBAL_STRUCT */
4373 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4374 1, 2, 84, 151, 154, 155, 156, 157,
4375 165, 246, 250, 3, 158, 7, 18, 29,
4376 40, 51, 62, 73, 85, 96, 107, 118,
4377 129, 140, 147, 148, 149, 150, 152, 153,
4378 255, 6, 8, 9, 10, 11, 12, 13,
4379 14, 15, 24, 25, 26, 27, 28, 226,
4380 29, 30, 31, 32, 33, 43, 44, 45,
4381 46, 47, 48, 49, 50, 76, 77, 78,
4382 79, 80, 81, 82, 83, 84, 85, 86,
4383 87, 94, 95, 234, 181, 233, 187, 190,
4384 180, 96, 97, 98, 99, 100, 101, 102,
4385 104, 112, 182, 174, 236, 232, 229, 103,
4386 228, 226, 114, 115, 116, 117, 118, 119,
4387 120, 121, 122, 235, 176, 230, 194, 162,
4388 130, 131, 132, 133, 134, 135, 136, 137,
4389 138, 139, 201, 205, 163, 217, 220, 224,
4390 5, 248, 227, 244, 242, 255, 241, 231,
4391 240, 253, 16, 197, 19, 20, 21, 187,
4392 23, 169, 210, 245, 237, 249, 247, 239,
4393 168, 252, 34, 196, 36, 37, 38, 39,
4394 41, 42, 251, 254, 238, 223, 221, 213,
4395 225, 177, 52, 53, 54, 55, 56, 57,
4396 58, 59, 60, 61, 63, 64, 65, 66,
4397 67, 68, 69, 70, 71, 72, 74, 75,
4398 205, 208, 186, 202, 200, 218, 198, 179,
4399 178, 214, 88, 89, 90, 91, 92, 93,
4400 217, 166, 170, 207, 199, 209, 206, 204,
4401 160, 212, 105, 106, 108, 109, 110, 111,
4402 203, 113, 216, 215, 192, 175, 193, 243,
4403 172, 161, 123, 124, 125, 126, 127, 128,
4404 222, 219, 211, 195, 188, 193, 185, 184,
4405 191, 183, 141, 142, 143, 144, 145, 146
4407 #else /* ascii rather than ebcdic */
4408 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4409 1, 2, 84, 151, 154, 155, 156, 157,
4410 165, 246, 250, 3, 158, 7, 18, 29,
4411 40, 51, 62, 73, 85, 96, 107, 118,
4412 129, 140, 147, 148, 149, 150, 152, 153,
4413 255, 182, 224, 205, 174, 176, 180, 217,
4414 233, 232, 236, 187, 235, 228, 234, 226,
4415 222, 219, 211, 195, 188, 193, 185, 184,
4416 191, 183, 201, 229, 181, 220, 194, 162,
4417 163, 208, 186, 202, 200, 218, 198, 179,
4418 178, 214, 166, 170, 207, 199, 209, 206,
4419 204, 160, 212, 216, 215, 192, 175, 173,
4420 243, 172, 161, 190, 203, 189, 164, 230,
4421 167, 248, 227, 244, 242, 255, 241, 231,
4422 240, 253, 169, 210, 245, 237, 249, 247,
4423 239, 168, 252, 251, 254, 238, 223, 221,
4424 213, 225, 177, 197, 171, 196, 159, 4,
4425 5, 6, 8, 9, 10, 11, 12, 13,
4426 14, 15, 16, 17, 19, 20, 21, 22,
4427 23, 24, 25, 26, 27, 28, 30, 31,
4428 32, 33, 34, 35, 36, 37, 38, 39,
4429 41, 42, 43, 44, 45, 46, 47, 48,
4430 49, 50, 52, 53, 54, 55, 56, 57,
4431 58, 59, 60, 61, 63, 64, 65, 66,
4432 67, 68, 69, 70, 71, 72, 74, 75,
4433 76, 77, 78, 79, 80, 81, 82, 83,
4434 86, 87, 88, 89, 90, 91, 92, 93,
4435 94, 95, 97, 98, 99, 100, 101, 102,
4436 103, 104, 105, 106, 108, 109, 110, 111,
4437 112, 113, 114, 115, 116, 117, 119, 120,
4438 121, 122, 123, 124, 125, 126, 127, 128,
4439 130, 131, 132, 133, 134, 135, 136, 137,
4440 138, 139, 141, 142, 143, 144, 145, 146
4444 EXTCONST unsigned char PL_freq[];
4447 /* Although only used for debugging, these constants must be available in
4448 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4449 * which has DEBUGGING enabled always */
4451 EXTCONST char* const PL_block_type[] = {
4466 EXTCONST char* PL_block_type[];
4469 /* These are all the compile time options that affect binary compatibility.
4470 Other compile time options that are binary compatible are in perl.c
4471 Both are combined for the output of perl -V
4472 However, this string will be embedded in any shared perl library, which will
4473 allow us add a comparison check in perlmain.c in the near future. */
4475 EXTCONST char PL_bincompat_options[] =
4476 # ifdef DEBUG_LEAKING_SCALARS
4477 " DEBUG_LEAKING_SCALARS"
4479 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4480 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4488 # ifdef HAVE_INTERP_INTERN
4489 " HAVE_INTERP_INTERN"
4491 # ifdef MULTIPLICITY
4497 # ifdef PERLIO_LAYERS
4500 # ifdef PERL_DEBUG_READONLY_OPS
4501 " PERL_DEBUG_READONLY_OPS"
4503 # ifdef PERL_GLOBAL_STRUCT
4504 " PERL_GLOBAL_STRUCT"
4506 # ifdef PERL_IMPLICIT_CONTEXT
4507 " PERL_IMPLICIT_CONTEXT"
4509 # ifdef PERL_IMPLICIT_SYS
4510 " PERL_IMPLICIT_SYS"
4518 # ifdef PERL_NEED_APPCTX
4521 # ifdef PERL_NEED_TIMESBASE
4522 " PERL_NEED_TIMESBASE"
4524 # ifdef PERL_OLD_COPY_ON_WRITE
4525 " PERL_OLD_COPY_ON_WRITE"
4530 # ifdef PERL_SAWAMPERSAND
4531 " PERL_SAWAMPERSAND"
4533 # ifdef PERL_TRACK_MEMPOOL
4534 " PERL_TRACK_MEMPOOL"
4536 # ifdef PERL_USES_PL_PIDSTATUS
4537 " PERL_USES_PL_PIDSTATUS"
4539 # ifdef USE_64_BIT_ALL
4542 # ifdef USE_64_BIT_INT
4548 # ifdef USE_ITHREADS
4551 # ifdef USE_LARGE_FILES
4554 # ifdef USE_LOCALE_COLLATE
4555 " USE_LOCALE_COLLATE"
4557 # ifdef USE_LOCALE_NUMERIC
4558 " USE_LOCALE_NUMERIC"
4560 # ifdef USE_LONG_DOUBLE
4566 # ifdef USE_REENTRANT_API
4567 " USE_REENTRANT_API"
4575 # ifdef VMS_DO_SOCKETS
4578 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4579 " VMS_SHORTEN_LONG_SYMBOLS"
4581 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4582 " VMS_SYMBOL_CASE_AS_IS"
4586 EXTCONST char PL_bincompat_options[];
4589 #ifndef PERL_SET_PHASE
4590 # define PERL_SET_PHASE(new_phase) \
4591 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4592 PL_phase = new_phase;
4595 /* The interpreter phases. If these ever change, PL_phase_names right below will
4596 * need to be updated accordingly. */
4598 PERL_PHASE_CONSTRUCT = 0,
4599 PERL_PHASE_START = 1,
4600 PERL_PHASE_CHECK = 2,
4601 PERL_PHASE_INIT = 3,
4604 PERL_PHASE_DESTRUCT = 6
4608 EXTCONST char *const PL_phase_names[] = {
4618 EXTCONST char *const PL_phase_names[];
4622 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4623 * instead of using the newer PL_phase, which provides everything PL_dirty
4624 * provided, and more. */
4625 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4627 # define PL_amagic_generation PL_na
4628 #endif /* !PERL_CORE */
4630 #define PL_hints PL_compiling.cop_hints
4634 /*****************************************************************************/
4635 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4636 /*****************************************************************************/
4637 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4640 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4649 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4660 XTERMORDORDOR /* evil hack */
4661 /* update exp_name[] in toke.c if adding to this enum */
4664 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4665 special and there is no need for HINT_PRIVATE_MASK for COPs
4666 However, bitops store HINT_INTEGER in their op_private. */
4667 #define HINT_INTEGER 0x00000001 /* integer pragma */
4668 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4669 #define HINT_LOCALE 0x00000004 /* locale pragma */
4670 #define HINT_BYTES 0x00000008 /* bytes pragma */
4671 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4673 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4674 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4675 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4677 #define HINT_BLOCK_SCOPE 0x00000100
4678 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4679 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4680 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4682 /* The HINT_NEW_* constants are used by the overload pragma */
4683 #define HINT_NEW_INTEGER 0x00001000
4684 #define HINT_NEW_FLOAT 0x00002000
4685 #define HINT_NEW_BINARY 0x00004000
4686 #define HINT_NEW_STRING 0x00008000
4687 #define HINT_NEW_RE 0x00010000
4688 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4689 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4690 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4692 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4693 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4695 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4696 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4698 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4700 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4702 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4704 /* Note: Used for NATIVE_HINTS, currently
4705 defined by vms/vmsish.h:
4710 /* The following are stored in $^H{sort}, not in PL_hints */
4711 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4712 #define HINT_SORT_QUICKSORT 0x00000001
4713 #define HINT_SORT_MERGESORT 0x00000002
4714 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4716 /* flags for PL_sawampersand */
4718 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4719 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4720 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4722 #ifndef PERL_SAWAMPERSAND
4723 # define PL_sawampersand \
4724 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4727 /* Various states of the input record separator SV (rs) */
4728 #define RsSNARF(sv) (! SvOK(sv))
4729 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4730 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4731 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4733 /* A struct for keeping various DEBUGGING related stuff,
4734 * neatly packed. Currently only scratch variables for
4735 * constructing debug output are included. Needed always,
4736 * not just when DEBUGGING, though, because of the re extension. c*/
4737 struct perl_debug_pad {
4741 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4742 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4743 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4746 /* Enable variables which are pointers to functions */
4747 typedef void (*peep_t)(pTHX_ OP* o);
4748 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4749 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4750 char* strend, char* strbeg, I32 minend,
4751 SV* screamer, void* data, U32 flags);
4752 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4753 char *strpos, char *strend,
4755 re_scream_pos_data *d);
4756 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4757 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4758 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4759 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4761 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4762 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4763 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4764 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4765 typedef void (*XSINIT_t) (pTHX);
4766 typedef void (*ATEXIT_t) (pTHX_ void*);
4767 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4769 typedef OP* (*Perl_ppaddr_t)(pTHX);
4770 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4771 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4772 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4773 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4775 typedef void(*globhook_t)(pTHX);
4777 #define KEYWORD_PLUGIN_DECLINE 0
4778 #define KEYWORD_PLUGIN_STMT 1
4779 #define KEYWORD_PLUGIN_EXPR 2
4781 /* Interpreter exitlist entry */
4782 typedef struct exitlistentry {
4783 void (*fn) (pTHX_ void*);
4785 } PerlExitListEntry;
4787 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4788 /* These have to be before perlvars.h */
4789 #if !defined(HAS_SIGACTION) && defined(VMS)
4790 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4792 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4793 #if defined(KILL_BY_SIGPRC)
4794 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4797 #if !defined(MULTIPLICITY)
4799 struct interpreter {
4805 /* If we have multiple interpreters define a struct
4806 holding variables which must be per-interpreter
4807 If we don't have threads anything that would have
4808 be per-thread is per-interpreter.
4811 /* Set up PERLVAR macros for populating structs */
4812 # define PERLVAR(prefix,var,type) type prefix##var;
4814 /* 'var' is an array of length 'n' */
4815 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4817 /* initialize 'var' to init' */
4818 # define PERLVARI(prefix,var,type,init) type prefix##var;
4820 /* like PERLVARI, but make 'var' a const */
4821 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4823 struct interpreter {
4824 # include "intrpvar.h"
4827 EXTCONST U16 PL_interp_size
4828 INIT(sizeof(struct interpreter));
4830 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4831 STRUCT_OFFSET(struct interpreter, member) + \
4832 sizeof(((struct interpreter*)0)->member)
4834 /* This will be useful for subsequent releases, because this has to be the
4835 same in your libperl as in main(), else you have a mismatch and must abort.
4837 EXTCONST U16 PL_interp_size_5_18_0
4838 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4841 # ifdef PERL_GLOBAL_STRUCT
4842 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4843 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4846 # include "perlvars.h"
4849 EXTCONST U16 PL_global_struct_size
4850 INIT(sizeof(struct perl_vars));
4853 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4854 EXT struct perl_vars PL_Vars;
4855 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4856 # undef PERL_GET_VARS
4857 # define PERL_GET_VARS() PL_VarsPtr
4858 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4859 # else /* PERL_CORE */
4860 # if !defined(__GNUC__) || !defined(WIN32)
4863 struct perl_vars *PL_VarsPtr;
4864 # define PL_Vars (*((PL_VarsPtr) \
4865 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4866 # endif /* PERL_CORE */
4867 # endif /* PERL_GLOBAL_STRUCT */
4869 /* Done with PERLVAR macros for now ... */
4875 #endif /* MULTIPLICITY */
4877 struct tempsym; /* defined in pp_pack.c */
4882 #ifndef PERL_CALLCONV
4884 # define PERL_CALLCONV extern "C"
4886 # define PERL_CALLCONV
4889 #ifndef PERL_CALLCONV_NO_RET
4890 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4893 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4894 dont have a noreturn as a declaration specifier
4896 #ifndef PERL_STATIC_NO_RET
4897 # define PERL_STATIC_NO_RET STATIC
4899 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4900 builds that dont have a noreturn as a declaration specifier
4902 #ifndef PERL_STATIC_INLINE_NO_RET
4903 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4909 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4910 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4913 # include "malloc_ctl.h"
4918 /* this has structure inits, so it cannot be included before here */
4921 /* The following must follow proto.h as #defines mess up syntax */
4923 #if !defined(PERL_FOR_X2P)
4924 # include "embedvar.h"
4927 # undef PL_madskills
4929 # define PL_madskills 0
4933 /* Now include all the 'global' variables
4934 * If we don't have threads or multiple interpreters
4935 * these include variables that would have been their struct-s
4938 #define PERLVAR(prefix,var,type) EXT type PL_##var;
4939 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
4940 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
4941 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
4943 #if !defined(MULTIPLICITY)
4945 # include "intrpvar.h"
4950 /* All core uses now exterminated. Ensure no zombies can return: */
4954 /* Now all the config stuff is setup we can include embed.h
4955 In particular, need the relevant *ish file included already, as it may
4956 define HAVE_INTERP_INTERN */
4960 # define op_getmad(arg,pegop,slot) NOOP
4963 #ifndef PERL_GLOBAL_STRUCT
4966 # include "perlvars.h"
4978 /* dummy variables that hold pointers to both runops functions, thus forcing
4979 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
4981 EXTCONST runops_proc_t PL_runops_std
4982 INIT(Perl_runops_standard);
4983 EXTCONST runops_proc_t PL_runops_dbg
4984 INIT(Perl_runops_debug);
4986 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4987 * magic vtables const, but this is incompatible with SWIG which
4988 * does want to modify the vtables. */
4989 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
4990 # define EXT_MGVTBL EXTCONST MGVTBL
4992 # define EXT_MGVTBL EXT MGVTBL
4995 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
4996 #define PERL_MAGIC_VALUE_MAGIC 0x80
4997 #define PERL_MAGIC_VTABLE_MASK 0x3F
4998 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
4999 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5000 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5001 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5003 #include "mg_vtable.h"
5006 EXTCONST U8 PL_magic_data[256] =
5008 # include "umg_data.h"
5010 # include "mg_data.h"
5014 EXTCONST U8 PL_magic_data[256];
5018 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5020 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5022 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5024 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5026 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5028 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5030 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5034 EXTCONST bool PL_valid_types_IVX[];
5035 EXTCONST bool PL_valid_types_NVX[];
5036 EXTCONST bool PL_valid_types_PVX[];
5037 EXTCONST bool PL_valid_types_RV[];
5038 EXTCONST bool PL_valid_types_IV_set[];
5039 EXTCONST bool PL_valid_types_NV_set[];
5043 #ifndef PERL_NO_INLINE_FUNCTIONS
5044 /* Static inline funcs that depend on includes and declarations above.
5045 Some of these reference functions in the perl object files, and some
5046 compilers aren't smart enough to eliminate unused static inline
5047 functions, so including this file in source code can cause link errors
5048 even if the source code uses none of the functions. Hence including these
5049 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5050 (obviously) result in unworkable XS code, but allows simple probing code
5051 to continue to work, because it permits tests to include the perl headers
5052 for definitions without creating a link dependency on the perl library
5053 (which may not exist yet).
5056 # include "inline.h"
5059 #include "overload.h"
5068 CV* table[NofAMmeth];
5070 struct am_table_short {
5076 typedef struct am_table AMT;
5077 typedef struct am_table_short AMTS;
5079 #define AMGfallNEVER 1
5081 #define AMGfallYES 3
5083 #define AMTf_AMAGIC 1
5084 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5085 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5086 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5088 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5091 * some compilers like to redefine cos et alia as faster
5092 * (and less accurate?) versions called F_cos et cetera (Quidquid
5093 * latine dictum sit, altum viditur.) This trick collides with
5094 * the Perl overloading (amg). The following #defines fool both.
5099 # define F_atan2_amg atan2_amg
5102 # define F_cos_amg cos_amg
5105 # define F_exp_amg exp_amg
5108 # define F_log_amg log_amg
5111 # define F_pow_amg pow_amg
5114 # define F_sin_amg sin_amg
5117 # define F_sqrt_amg sqrt_amg
5119 #endif /* _FASTMATH */
5121 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5122 PERLDBf_NOOPT | PERLDBf_INTER | \
5123 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5124 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5126 /* No _NONAME, _GOTO */
5127 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5128 #define PERLDBf_LINE 0x02 /* Keep line # */
5129 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5130 #define PERLDBf_INTER 0x08 /* Preserve more data for
5131 later inspections */
5132 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5133 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5134 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5135 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5136 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5137 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5138 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5139 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5140 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5142 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5143 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5144 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5145 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5146 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5147 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5148 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5149 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5150 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5151 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5152 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5153 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5154 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5156 #ifdef USE_LOCALE_NUMERIC
5158 #define SET_NUMERIC_STANDARD() \
5159 set_numeric_standard();
5161 #define SET_NUMERIC_LOCAL() \
5162 set_numeric_local();
5164 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5166 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5168 /* Returns non-zero If either form of the locale pragma is in effect */
5169 #define IN_SOME_LOCALE_FORM_RUNTIME \
5170 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5172 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5173 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5174 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5177 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5178 #define IN_SOME_LOCALE_FORM \
5179 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5180 : IN_SOME_LOCALE_FORM_RUNTIME)
5182 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5183 bool was_local = PL_numeric_local && IN_LOCALE; \
5184 if (was_local) SET_NUMERIC_STANDARD();
5186 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5187 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5188 if (was_standard) SET_NUMERIC_LOCAL();
5190 #define RESTORE_NUMERIC_LOCAL() \
5191 if (was_local) SET_NUMERIC_LOCAL();
5193 #define RESTORE_NUMERIC_STANDARD() \
5194 if (was_standard) SET_NUMERIC_STANDARD();
5196 #define Atof my_atof
5198 #else /* !USE_LOCALE_NUMERIC */
5200 #define SET_NUMERIC_STANDARD() /**/
5201 #define SET_NUMERIC_LOCAL() /**/
5202 #define IS_NUMERIC_RADIX(a, b) (0)
5203 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5204 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5205 #define RESTORE_NUMERIC_LOCAL() /**/
5206 #define RESTORE_NUMERIC_STANDARD() /**/
5207 #define Atof my_atof
5208 #define IN_LOCALE_RUNTIME 0
5209 #define IN_LOCALE_COMPILETIME 0
5211 #endif /* !USE_LOCALE_NUMERIC */
5213 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5214 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5216 # define strtoll __strtoll /* secret handshake */
5219 # define strtoll _strtoi64 /* secret handshake */
5221 # if !defined(Strtol) && defined(HAS_STRTOLL)
5222 # define Strtol strtoll
5224 # if !defined(Strtol) && defined(HAS_STRTOQ)
5225 # define Strtol strtoq
5227 /* is there atoq() anywhere? */
5229 #if !defined(Strtol) && defined(HAS_STRTOL)
5230 # define Strtol strtol
5233 /* It would be more fashionable to use Strtol() to define atol()
5234 * (as is done for Atoul(), see below) but for backward compatibility
5235 * we just assume atol(). */
5236 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5237 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5239 # define atoll _atoi64 /* secret handshake */
5247 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5248 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5250 # define strtoull __strtoull /* secret handshake */
5253 # define strtoull _strtoui64 /* secret handshake */
5255 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5256 # define Strtoul strtoull
5258 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5259 # define Strtoul strtouq
5261 /* is there atouq() anywhere? */
5263 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5264 # define Strtoul strtoul
5266 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5267 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5270 # define Atoul(s) Strtoul(s, NULL, 10)
5274 /* if these never got defined, they need defaults */
5275 #ifndef PERL_SET_CONTEXT
5276 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5279 #ifndef PERL_GET_CONTEXT
5280 # define PERL_GET_CONTEXT PERL_GET_INTERP
5283 #ifndef PERL_GET_THX
5284 # define PERL_GET_THX ((void*)NULL)
5287 #ifndef PERL_SET_THX
5288 # define PERL_SET_THX(t) NOOP
5291 #ifndef PERL_SCRIPT_MODE
5292 #define PERL_SCRIPT_MODE "r"
5296 * Some operating systems are stingy with stack allocation,
5297 * so perl may have to guard against stack overflow.
5299 #ifndef PERL_STACK_OVERFLOW_CHECK
5300 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5304 * Some nonpreemptive operating systems find it convenient to
5305 * check for asynchronous conditions after each op execution.
5306 * Keep this check simple, or it may slow down execution
5311 # ifndef PERL_ASYNC_CHECK
5312 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5316 #ifndef PERL_ASYNC_CHECK
5317 # define PERL_ASYNC_CHECK() NOOP
5321 * On some operating systems, a memory allocation may succeed,
5322 * but put the process too close to the system's comfort limit.
5323 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5326 #ifndef PERL_ALLOC_CHECK
5327 #define PERL_ALLOC_CHECK(p) NOOP
5331 # include <sys/ipc.h>
5332 # include <sys/sem.h>
5333 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5336 struct semid_ds *buf;
5337 unsigned short *array;
5340 # ifdef USE_SEMCTL_SEMUN
5341 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5342 union gccbug_semun {
5344 struct semid_ds *buf;
5345 unsigned short *array;
5348 # define semun gccbug_semun
5350 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5352 # ifdef USE_SEMCTL_SEMID_DS
5353 # ifdef EXTRA_F_IN_SEMUN_BUF
5354 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5356 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5363 * Boilerplate macros for initializing and accessing interpreter-local
5364 * data from C. All statics in extensions should be reworked to use
5365 * this, if you want to make the extension thread-safe. See
5366 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5367 * and perlxs.pod for more.
5369 * Code that uses these macros is responsible for the following:
5370 * 1. #define MY_CXT_KEY to a unique string, e.g.
5371 * "DynaLoader::_guts" XS_VERSION
5372 * XXX in the current implementation, this string is ignored.
5373 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5374 * all the data that needs to be interpreter-local.
5375 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5376 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5377 * (typically put in the BOOT: section).
5378 * 5. Use the members of the my_cxt_t structure everywhere as
5380 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5384 #if defined(PERL_IMPLICIT_CONTEXT)
5386 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5387 * right after the definition (i.e. at file scope). The non-threads
5388 * case below uses it to declare the data as static. */
5389 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5390 # define START_MY_CXT
5391 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5392 # define MY_CXT_INIT_ARG MY_CXT_KEY
5394 # define START_MY_CXT static int my_cxt_index = -1;
5395 # define MY_CXT_INDEX my_cxt_index
5396 # define MY_CXT_INIT_ARG &my_cxt_index
5397 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5399 /* Creates and zeroes the per-interpreter data.
5400 * (We allocate my_cxtp in a Perl SV so that it will be released when
5401 * the interpreter goes away.) */
5402 # define MY_CXT_INIT \
5403 my_cxt_t *my_cxtp = \
5404 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5405 PERL_UNUSED_VAR(my_cxtp)
5406 # define MY_CXT_INIT_INTERP(my_perl) \
5407 my_cxt_t *my_cxtp = \
5408 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5409 PERL_UNUSED_VAR(my_cxtp)
5411 /* This declaration should be used within all functions that use the
5412 * interpreter-local data. */
5414 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5415 # define dMY_CXT_INTERP(my_perl) \
5416 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5418 /* Clones the per-interpreter data. */
5419 # define MY_CXT_CLONE \
5420 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5421 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5422 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5425 /* This macro must be used to access members of the my_cxt_t structure.
5426 * e.g. MY_CXT.some_data */
5427 # define MY_CXT (*my_cxtp)
5429 /* Judicious use of these macros can reduce the number of times dMY_CXT
5430 * is used. Use is similar to pTHX, aTHX etc. */
5431 # define pMY_CXT my_cxt_t *my_cxtp
5432 # define pMY_CXT_ pMY_CXT,
5433 # define _pMY_CXT ,pMY_CXT
5434 # define aMY_CXT my_cxtp
5435 # define aMY_CXT_ aMY_CXT,
5436 # define _aMY_CXT ,aMY_CXT
5438 #else /* PERL_IMPLICIT_CONTEXT */
5440 # define START_MY_CXT static my_cxt_t my_cxt;
5441 # define dMY_CXT_SV dNOOP
5442 # define dMY_CXT dNOOP
5443 # define dMY_CXT_INTERP(my_perl) dNOOP
5444 # define MY_CXT_INIT NOOP
5445 # define MY_CXT_CLONE NOOP
5446 # define MY_CXT my_cxt
5448 # define pMY_CXT void
5455 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5466 # include <sys/file.h>
5469 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5470 int flock(int fd, int op);
5474 /* Assume UNIX defaults */
5475 # define O_RDONLY 0000
5476 # define O_WRONLY 0001
5477 # define O_RDWR 0002
5478 # define O_CREAT 0100
5489 #if O_TEXT != O_BINARY
5490 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5491 * that is, you are somehow DOSish. */
5492 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5493 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5494 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5495 /* VOS has O_TEXT != O_BINARY, and they have effect,
5496 * but VOS always uses LF, never CRLF. */
5497 /* If you have O_TEXT different from your O_BINARY but you still are
5498 * not a CRLF shop. */
5499 # undef PERLIO_USING_CRLF
5501 /* If you really are DOSish. */
5502 # define PERLIO_USING_CRLF 1
5507 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5510 #ifndef EXEC_ARGV_CAST
5511 #define EXEC_ARGV_CAST(x) (char **)x
5514 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5515 int). value returned in pointed-
5517 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5518 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5519 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5520 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5521 #define IS_NUMBER_NAN 0x20 /* this is not */
5523 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5526 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5527 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5528 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5529 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5530 numbers which are <= UV_MAX */
5532 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5534 /* to let user control profiling */
5535 #ifdef PERL_GPROF_CONTROL
5536 extern void moncontrol(int);
5537 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5539 #define PERL_GPROF_MONCONTROL(x)
5546 /* ISO 6429 NEL - C1 control NExt Line */
5547 /* See http://www.unicode.org/unicode/reports/tr13/ */
5548 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5550 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5551 #define UNICODE_LINE_SEPA_0 0xE2
5552 #define UNICODE_LINE_SEPA_1 0x80
5553 #define UNICODE_LINE_SEPA_2 0xA8
5554 #define UNICODE_PARA_SEPA_0 0xE2
5555 #define UNICODE_PARA_SEPA_1 0x80
5556 #define UNICODE_PARA_SEPA_2 0xA9
5558 #ifndef PIPESOCK_MODE
5559 # define PIPESOCK_MODE
5562 #ifndef SOCKET_OPEN_MODE
5563 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5566 #ifndef PIPE_OPEN_MODE
5567 # define PIPE_OPEN_MODE PIPESOCK_MODE
5570 #define PERL_MAGIC_UTF8_CACHESIZE 2
5572 #define PERL_UNICODE_STDIN_FLAG 0x0001
5573 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5574 #define PERL_UNICODE_STDERR_FLAG 0x0004
5575 #define PERL_UNICODE_IN_FLAG 0x0008
5576 #define PERL_UNICODE_OUT_FLAG 0x0010
5577 #define PERL_UNICODE_ARGV_FLAG 0x0020
5578 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5579 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5580 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5582 #define PERL_UNICODE_STD_FLAG \
5583 (PERL_UNICODE_STDIN_FLAG | \
5584 PERL_UNICODE_STDOUT_FLAG | \
5585 PERL_UNICODE_STDERR_FLAG)
5587 #define PERL_UNICODE_INOUT_FLAG \
5588 (PERL_UNICODE_IN_FLAG | \
5589 PERL_UNICODE_OUT_FLAG)
5591 #define PERL_UNICODE_DEFAULT_FLAGS \
5592 (PERL_UNICODE_STD_FLAG | \
5593 PERL_UNICODE_INOUT_FLAG | \
5594 PERL_UNICODE_LOCALE_FLAG)
5596 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5598 #define PERL_UNICODE_STDIN 'I'
5599 #define PERL_UNICODE_STDOUT 'O'
5600 #define PERL_UNICODE_STDERR 'E'
5601 #define PERL_UNICODE_STD 'S'
5602 #define PERL_UNICODE_IN 'i'
5603 #define PERL_UNICODE_OUT 'o'
5604 #define PERL_UNICODE_INOUT 'D'
5605 #define PERL_UNICODE_ARGV 'A'
5606 #define PERL_UNICODE_LOCALE 'L'
5607 #define PERL_UNICODE_WIDESYSCALLS 'W'
5608 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5610 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5612 /* Use instead of abs() since abs() forces its argument to be an int,
5613 * but also beware since this evaluates its argument twice, so no x++. */
5614 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5616 #if defined(__DECC) && defined(__osf__)
5617 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5620 #define do_open(g, n, l, a, rm, rp, sf) \
5621 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5622 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5623 # define do_exec(cmd) do_exec3(cmd,0,0)
5626 # define do_aexec Perl_do_aexec
5628 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5631 /* check embedded \0 characters in pathnames passed to syscalls,
5632 but allow one ending \0 */
5633 #define IS_SAFE_SYSCALL(p, len, what, op_name) (S_is_safe_syscall(aTHX_ (p), (len), (what), (op_name)))
5635 #define IS_SAFE_PATHNAME(p, len, op_name) IS_SAFE_SYSCALL((p), (len), "pathname", (op_name))
5638 #define NO_ENV_ARRAY_IN_MAIN
5641 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5642 * are here so that they are available throughout the core
5643 * NOTE that even though some are for _escape and some for _pretty
5644 * there must not be any clashes as the flags from _pretty are
5645 * passed straight through to _escape.
5648 #define PERL_PV_ESCAPE_QUOTE 0x0001
5649 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5651 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5652 #define PERL_PV_PRETTY_LTGT 0x0004
5654 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5656 #define PERL_PV_ESCAPE_UNI 0x0100
5657 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5658 #define PERL_PV_ESCAPE_NONASCII 0x0400
5660 #define PERL_PV_ESCAPE_ALL 0x1000
5661 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5662 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5663 #define PERL_PV_ESCAPE_RE 0x8000
5665 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5667 /* used by pv_display in dump.c*/
5668 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5669 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5673 (KEEP THIS LAST IN perl.h!)
5715 so that Configure picks them up.
5717 (KEEP THIS LAST IN perl.h!)
5721 #endif /* Include guard */
5725 * c-indentation-style: bsd
5727 * indent-tabs-mode: nil
5730 * ex: set ts=8 sts=4 sw=4 et: