3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
31 /* See L<perlguts/"The Perl API"> for detailed notes on
32 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
34 /* Note that from here --> to <-- the same logic is
35 * repeated in makedef.pl, so be certain to update
36 * both places when editing. */
39 # if !defined(MULTIPLICITY)
44 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
45 # ifndef PERL_GLOBAL_STRUCT
46 # define PERL_GLOBAL_STRUCT
50 #ifdef PERL_GLOBAL_STRUCT
57 # ifndef PERL_IMPLICIT_CONTEXT
58 # define PERL_IMPLICIT_CONTEXT
62 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
68 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
75 # include "symbian/symbian_proto.h"
78 /* Any stack-challenged places. The limit varies (and often
79 * is configurable), but using more than a kilobyte of stack
80 * is usually dubious in these systems. */
81 #if defined(__SYMBIAN32__)
82 /* Symbian: need to work around the SDK features. *
83 * On WINS: MS VC5 generates calls to _chkstk, *
84 * if a "large" stack frame is allocated. *
85 * gcc on MARM does not generate calls like these. */
86 # define USE_HEAP_INSTEAD_OF_STACK
89 /* Use the reentrant APIs like localtime_r and getpwent_r */
90 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
91 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
92 # define USE_REENTRANT_API
95 /* <--- here ends the logic shared by perl.h and makedef.pl */
97 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
98 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
102 #undef START_EXTERN_C
106 # define START_EXTERN_C extern "C" {
107 # define END_EXTERN_C }
108 # define EXTERN_C extern "C"
110 # define START_EXTERN_C
111 # define END_EXTERN_C
112 # define EXTERN_C extern
115 /* Fallback definitions in case we don't have definitions from config.h.
116 This should only matter for systems that don't use Configure and
117 haven't been modified to define PERL_STATIC_INLINE yet.
119 #if !defined(PERL_STATIC_INLINE)
120 # ifdef HAS_STATIC_INLINE
121 # define PERL_STATIC_INLINE static inline
123 # define PERL_STATIC_INLINE static
127 #ifdef PERL_GLOBAL_STRUCT
128 # ifndef PERL_GET_VARS
129 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
130 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
131 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
132 # ifndef PERLIO_FUNCS_CONST
133 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
136 # define PERL_GET_VARS() PL_VarsPtr
141 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
143 #ifdef PERL_GLOBAL_STRUCT
144 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
149 #ifdef PERL_IMPLICIT_CONTEXT
150 # ifndef MULTIPLICITY
151 # define MULTIPLICITY
153 # define tTHX PerlInterpreter*
154 # define pTHX tTHX my_perl PERL_UNUSED_DECL
155 # define aTHX my_perl
156 # define aTHXa(a) aTHX = (tTHX)a
157 # ifdef PERL_GLOBAL_STRUCT
158 # define dTHXa(a) dVAR; pTHX = (tTHX)a
160 # define dTHXa(a) pTHX = (tTHX)a
162 # ifdef PERL_GLOBAL_STRUCT
163 # define dTHX dVAR; pTHX = PERL_GET_THX
165 # define dTHX pTHX = PERL_GET_THX
179 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
180 # define PERL_TRACK_MEMPOOL
183 # undef PERL_TRACK_MEMPOOL
186 #define STATIC static
189 /* Do not use these macros. They were part of PERL_OBJECT, which was an
190 * implementation of multiplicity using C++ objects. They have been left
191 * here solely for the sake of XS code which has incorrectly
194 #define CPERLscope(x) x
195 #define CPERLarg void
198 #define PERL_OBJECT_THIS
199 #define _PERL_OBJECT_THIS
200 #define PERL_OBJECT_THIS_
201 #define CALL_FPTR(fptr) (*fptr)
202 #define MEMBER_TO_FPTR(name) name
203 #endif /* !PERL_CORE */
205 #define CALLRUNOPS PL_runops
207 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
209 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
210 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
211 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
212 (strbeg),(minend),(sv),(data),(flags))
213 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
214 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
215 (strend),(flags),(data))
216 #define CALLREG_INTUIT_STRING(prog) \
217 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
219 #define CALLREGFREE(prog) \
220 Perl_pregfree(aTHX_ (prog))
222 #define CALLREGFREE_PVT(prog) \
223 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
225 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
226 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
228 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
229 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
231 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
232 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
234 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
235 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
237 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
238 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
240 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
241 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
243 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
244 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
246 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
247 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
249 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
250 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
252 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
253 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
255 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
256 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
258 #define CALLREG_NAMED_BUFF_COUNT(rx) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
261 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
264 #define CALLREG_PACKAGE(rx) \
265 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
267 #if defined(USE_ITHREADS)
268 #define CALLREGDUPE(prog,param) \
269 Perl_re_dup(aTHX_ (prog),(param))
271 #define CALLREGDUPE_PVT(prog,param) \
272 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
281 * Because of backward compatibility reasons the PERL_UNUSED_DECL
282 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
284 * Note that there are C compilers such as MetroWerks CodeWarrior
285 * which do not have an "inlined" way (like the gcc __attribute__) of
286 * marking unused variables (they need e.g. a #pragma) and therefore
287 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
288 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
292 #if defined(__SYMBIAN32__) && defined(__GNUC__)
294 # define PERL_UNUSED_DECL
296 # define PERL_UNUSED_DECL __attribute__((unused))
300 #ifndef PERL_UNUSED_DECL
301 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
302 # define PERL_UNUSED_DECL __attribute__unused__
304 # define PERL_UNUSED_DECL
309 * for silencing unused variables that are actually used most of the time,
310 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
312 #ifndef PERL_UNUSED_ARG
313 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
315 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
317 # define PERL_UNUSED_ARG(x) ((void)x)
320 #ifndef PERL_UNUSED_VAR
321 # define PERL_UNUSED_VAR(x) ((void)x)
325 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
327 # define PERL_UNUSED_CONTEXT
330 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
331 * g++ allows them but seems to have problems with them
332 * (insane errors ensue).
333 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
335 #if defined(PERL_GCC_PEDANTIC) || \
336 (defined(__GNUC__) && defined(__cplusplus) && \
337 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
338 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
339 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
343 /* Use PERL_UNUSED_RESULT() to suppress the warnings about unused results
344 * of function calls, e.g. PERL_UNUSED_RESULT(foo(a, b)).
346 * The main reason for this is that the combination of gcc -Wunused-result
347 * (part of -Wall) and the __attribute__((warn_unused_result)) cannot
348 * be silenced with casting to void. This causes trouble when the system
349 * header files use the attribute.
351 * Use PERL_UNUSED_RESULT sparingly, though, since usually the warning
352 * is there for a good reason: you might lose success/failure information,
353 * or leak resources, or changes in resources.
355 * But sometimes you just want to ignore the return value, e.g. on
356 * codepaths soon ending up in abort, or in "best effort" attempts,
357 * or in situations where there is no good way to handle failures.
359 * Sometimes PERL_UNUSED_RESULT might not be the most natural way:
360 * another possibility is that you can capture the return value
361 * and use PERL_UNUSED_VAR on that.
363 * The __typeof__() is used instead of typeof() since typeof() is not
364 * available under strict C89, and because of compilers masquerading
365 * as gcc (clang and icc), we want exactly the gcc extension
366 * __typeof__ and nothing else.
368 #ifndef PERL_UNUSED_RESULT
369 # if defined(__GNUC__) && defined(HASATTRIBUTE_WARN_UNUSED_RESULT)
370 # define PERL_UNUSED_RESULT(v) STMT_START { __typeof__(v) z = (v); (void)sizeof(z); } STMT_END
372 # define PERL_UNUSED_RESULT(v) ((void)(v))
376 /* on gcc (and clang), specify that a warning should be temporarily
379 * GCC_DIAG_IGNORE(-Wmultichar);
383 * based on http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
385 * Note that "pragma GCC diagnostic push/pop" was added in GCC 4.6, Mar 2011;
386 * clang only pretends to be GCC 4.2, but still supports push/pop.
389 #if defined(__clang) || \
390 (defined( __GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406)
391 # define GCC_DIAG_DO_PRAGMA_(x) _Pragma (#x)
393 # define GCC_DIAG_IGNORE(x) _Pragma("GCC diagnostic push") \
394 GCC_DIAG_DO_PRAGMA_(GCC diagnostic ignored #x)
395 # define GCC_DIAG_RESTORE _Pragma("GCC diagnostic pop")
397 # define GCC_DIAG_IGNORE(w)
398 # define GCC_DIAG_RESTORE
402 #define NOOP /*EMPTY*/(void)0
403 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
404 check in of thread.h, explaining why we need dNOOP at all: */
405 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
406 /* Declaring a *function*, instead of a variable, ensures that we don't rely
407 on being able to suppress "unused" warnings. */
409 #define dNOOP (void)0
411 #define dNOOP extern int Perl___notused(void)
415 /* Don't bother defining tTHX ; using it outside
416 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
422 # define aTHXa(a) NOOP
423 # define dTHXa(a) dNOOP
441 /* these are only defined for compatibility; should not be used internally */
442 #if !defined(pTHXo) && !defined(PERL_CORE)
444 # define pTHXo_ pTHX_
446 # define aTHXo_ aTHX_
448 # define dTHXoa(x) dTHXa(x)
452 # define pTHXx PerlInterpreter *my_perl
453 # define pTHXx_ pTHXx,
454 # define aTHXx my_perl
455 # define aTHXx_ aTHXx,
459 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
460 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
461 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
462 #ifdef PERL_IMPLICIT_SYS
463 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
464 # define dTHXs dVAR; dTHX
469 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
476 /* Some platforms require marking function declarations
477 * for them to be exportable. Used in perlio.h, proto.h
478 * is handled either by the makedef.pl or by defining the
479 * PERL_CALLCONV to be something special. See also the
480 * definition of XS() in XSUB.h. */
481 #ifndef PERL_EXPORT_C
483 # define PERL_EXPORT_C extern "C"
485 # define PERL_EXPORT_C extern
488 #ifndef PERL_XS_EXPORT_C
490 # define PERL_XS_EXPORT_C extern "C"
492 # define PERL_XS_EXPORT_C
496 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
497 # ifndef PERL_USE_GCC_BRACE_GROUPS
498 # define PERL_USE_GCC_BRACE_GROUPS
503 * STMT_START { statements; } STMT_END;
504 * can be used as a single statement, as in
505 * if (x) STMT_START { ... } STMT_END; else ...
507 * Trying to select a version that gives no warnings...
509 #if !(defined(STMT_START) && defined(STMT_END))
510 # ifdef PERL_USE_GCC_BRACE_GROUPS
511 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
514 # define STMT_START do
515 # define STMT_END while (0)
519 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
520 # define BYTEORDER 0x1234
523 /* Overall memory policy? */
528 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
535 * The following contortions are brought to you on behalf of all the
536 * standards, semi-standards, de facto standards, not-so-de-facto standards
537 * of the world, as well as all the other botches anyone ever thought of.
538 * The basic theory is that if we work hard enough here, the rest of the
539 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
542 /* define this once if either system, instead of cluttering up the src */
543 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
547 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
548 # define STANDARD_C 1
551 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
552 # define DONT_DECLARE_STD 1
555 #if defined(HASVOLATILE) || defined(STANDARD_C)
556 # define VOL volatile
561 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
562 * you get a perl without taint support, but doubtlessly with a lesser
563 * degree of support. Do not do so unless you know exactly what it means
564 * technically, have a good reason to do so, and know exactly how the
565 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
566 * a potential security risk due to flat out ignoring the security-relevant
567 * taint flags. This being said, a perl without taint support compiled in
568 * has marginal run-time performance benefits.
569 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
570 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
571 * silently ignores -t/-T instead of throwing an exception.
573 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
574 * voids your nonexistent warranty!
576 #if defined(SILENT_NO_TAINT_SUPPORT) && !defined(NO_TAINT_SUPPORT)
577 # define NO_TAINT_SUPPORT 1
580 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
581 * operations into no-ops for a very modest speed-up. Enable only if you
582 * know what you're doing: tests and CPAN modules' tests are bound to fail.
584 #ifdef NO_TAINT_SUPPORT
586 # define TAINT_NOT NOOP
587 # define TAINT_IF(c) NOOP
588 # define TAINT_ENV() NOOP
589 # define TAINT_PROPER(s) NOOP
590 # define TAINT_set(s) NOOP
592 # define TAINTING_get 0
593 # define TAINTING_set(s) NOOP
594 # define TAINT_WARN_get 0
595 # define TAINT_WARN_set(s) NOOP
597 # define TAINT (PL_tainted = TRUE)
598 # define TAINT_NOT (PL_tainted = FALSE)
599 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
600 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
601 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
602 # define TAINT_set(s) (PL_tainted = (s))
603 # define TAINT_get (PL_tainted)
604 # define TAINTING_get (PL_tainting)
605 # define TAINTING_set(s) (PL_tainting = (s))
606 # define TAINT_WARN_get (PL_taint_warn)
607 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
610 /* flags used internally only within pp_subst and pp_substcont */
612 # define SUBST_TAINT_STR 1 /* string tainted */
613 # define SUBST_TAINT_PAT 2 /* pattern tainted */
614 # define SUBST_TAINT_REPL 4 /* replacement tainted */
615 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
616 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
619 /* XXX All process group stuff is handled in pp_sys.c. Should these
620 defines move there? If so, I could simplify this a lot. --AD 9/96.
622 /* Process group stuff changed from traditional BSD to POSIX.
623 perlfunc.pod documents the traditional BSD-style syntax, so we'll
624 try to preserve that, if possible.
627 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
629 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
630 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
632 # ifdef HAS_SETPGRP2 /* DG/UX */
633 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
637 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
638 # define HAS_SETPGRP /* Well, effectively it does . . . */
641 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
642 our life easier :-) so we'll try it.
645 # define BSD_GETPGRP(pid) getpgid((pid))
647 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
648 # define BSD_GETPGRP(pid) getpgrp((pid))
650 # ifdef HAS_GETPGRP2 /* DG/UX */
651 # define BSD_GETPGRP(pid) getpgrp2((pid))
655 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
656 # define HAS_GETPGRP /* Well, effectively it does . . . */
659 /* These are not exact synonyms, since setpgrp() and getpgrp() may
660 have different behaviors, but perl.h used to define USE_BSDPGRP
661 (prior to 5.003_05) so some extension might depend on it.
663 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
669 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
670 pthread.h must be included before all other header files.
672 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
673 # include <pthread.h>
676 #include <sys/types.h>
688 # include <varargs.h>
694 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
706 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
708 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
710 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
711 && defined(HAS_STRXFRM)
712 # define USE_LOCALE_COLLATE
714 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
715 # define USE_LOCALE_CTYPE
717 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
718 # define USE_LOCALE_NUMERIC
720 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
721 # define USE_LOCALE_MESSAGES
723 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
724 # define USE_LOCALE_MONETARY
726 # ifndef WIN32 /* No wrapper except on Windows */
727 # define my_setlocale(a,b) setlocale(a,b)
729 #endif /* !NO_LOCALE && HAS_SETLOCALE */
734 # ifdef PARAM_NEEDS_TYPES
735 # include <sys/types.h>
737 # include <sys/param.h>
740 /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month
741 value something like 199306. This may be useful if no more-specific
742 feature test is available.
750 /* Use all the "standard" definitions? */
751 #if defined(STANDARD_C) && defined(I_STDLIB)
755 /* If this causes problems, set i_unistd=undef in the hint file. */
762 # include <sys/wait.h>
766 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
769 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
770 EXTERN_C int syscall(int, ...);
773 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
774 EXTERN_C int usleep(unsigned int);
779 /* macros for correct constant construction */
781 # define U16_CONST(x) ((U16)x##U)
783 # define U16_CONST(x) ((U16)x##UL)
787 # define U32_CONST(x) ((U32)x##U)
789 # define U32_CONST(x) ((U32)x##UL)
794 # define U64_CONST(x) ((U64)x##U)
796 # define U64_CONST(x) ((U64)x##UL)
797 # elif QUADKIND == QUAD_IS_LONG_LONG
798 # define U64_CONST(x) ((U64)x##ULL)
799 # elif QUADKIND == QUAD_IS___INT64
800 # define U64_CONST(x) ((U64)x##UI64)
801 # else /* best guess we can make */
802 # define U64_CONST(x) ((U64)x##UL)
806 /* byte-swapping functions for big-/little-endian conversion */
807 # define _swab_16_(x) ((U16)( \
808 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
809 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
811 # define _swab_32_(x) ((U32)( \
812 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
813 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
814 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
815 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
818 # define _swab_64_(x) ((U64)( \
819 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
820 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
821 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
822 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
823 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
824 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
825 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
826 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
829 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
830 at least on FreeBSD. YMMV, so experiment. */
831 #ifndef PERL_ARENA_SIZE
832 #define PERL_ARENA_SIZE 4080
835 /* Maximum level of recursion */
836 #ifndef PERL_SUB_DEPTH_WARN
837 #define PERL_SUB_DEPTH_WARN 100
840 #endif /* PERL_CORE */
842 /* We no longer default to creating a new SV for GvSV.
843 Do this before embed. */
844 #ifndef PERL_CREATE_GVSV
845 # ifndef PERL_DONT_CREATE_GVSV
846 # define PERL_DONT_CREATE_GVSV
850 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
851 #define PERL_USES_PL_PIDSTATUS
854 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
855 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
858 #define MEM_SIZE Size_t
860 /* Round all values passed to malloc up, by default to a multiple of
863 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
864 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
867 /* sv_grow() will expand strings by at least a certain percentage of
868 the previously *used* length to avoid excessive calls to realloc().
869 The default is 25% of the current length.
871 #ifndef PERL_STRLEN_EXPAND_SHIFT
872 # define PERL_STRLEN_EXPAND_SHIFT 2
875 #if defined(STANDARD_C) && defined(I_STDDEF) && !defined(PERL_GCC_PEDANTIC)
877 # define STRUCT_OFFSET(s,m) offsetof(s,m)
879 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
882 /* ptrdiff_t is C11, so undef it under pedantic builds */
883 #ifdef PERL_GCC_PEDANTIC
884 # undef HAS_PTRDIFF_T
887 #ifndef __SYMBIAN32__
888 # if defined(I_STRING) || defined(__cplusplus)
891 # include <strings.h>
895 /* This comes after <stdlib.h> so we don't try to change the standard
896 * library prototypes; we'll use our own in proto.h instead. */
899 # ifdef PERL_POLLUTE_MALLOC
900 # ifndef PERL_EXTMALLOC_DEF
901 # define Perl_malloc malloc
902 # define Perl_calloc calloc
903 # define Perl_realloc realloc
904 # define Perl_mfree free
907 # define EMBEDMYMALLOC /* for compatibility */
910 # define safemalloc Perl_malloc
911 # define safecalloc Perl_calloc
912 # define saferealloc Perl_realloc
913 # define safefree Perl_mfree
914 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
915 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
918 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
919 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
920 # define panic_write2(s) write(2, s, strlen(s))
921 # define CHECK_MALLOC_TAINT(newval) \
922 CHECK_MALLOC_TOO_LATE_FOR_( \
924 PERL_UNUSED_RESULT(panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n"));\
926 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
927 if (doing_taint(argc,argv,env)) { \
928 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
931 # define safemalloc safesysmalloc
932 # define safecalloc safesyscalloc
933 # define saferealloc safesysrealloc
934 # define safefree safesysfree
935 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
936 # define CHECK_MALLOC_TAINT(newval) ((void)0)
937 # define MALLOC_CHECK_TAINT(argc,argv,env)
938 #endif /* MYMALLOC */
940 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
941 #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)
942 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
943 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
944 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
946 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
948 #define strrchr rindex
956 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
958 extern char * memcpy (char*, char*, int);
964 # define memcpy(d,s,l) bcopy(s,d,l)
966 # define memcpy(d,s,l) my_bcopy(s,d,l)
969 #endif /* HAS_MEMCPY */
972 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
974 extern char *memset (char*, int, int);
979 # define memset(d,c,l) my_memset(d,c,l)
980 #endif /* HAS_MEMSET */
982 #if !defined(HAS_MEMMOVE) && !defined(memmove)
983 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
984 # define memmove(d,s,l) bcopy(s,d,l)
986 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
987 # define memmove(d,s,l) memcpy(d,s,l)
989 # define memmove(d,s,l) my_bcopy(s,d,l)
994 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
998 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
999 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1001 extern int memcmp (char*, char*, int);
1006 # define memcmp my_memcmp
1008 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1012 # define memzero(d,l) memset(d,0,l)
1015 # define memzero(d,l) bzero(d,l)
1017 # define memzero(d,l) my_bzero(d,l)
1025 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1032 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1034 #endif /* !HAS_BCMP */
1037 # include <netinet/in.h>
1041 # include <arpa/inet.h>
1045 # include <sys/stat.h>
1048 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1049 This definition should ideally go into win32/win32.h, but S_IFIFO is
1050 used later here in perl.h before win32/win32.h is being included. */
1051 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1052 # define S_IFIFO _S_IFIFO
1055 /* The stat macros for Unisoft System V/88 (and derivatives
1056 like UTekV) are broken, sometimes giving false positives. Undefine
1057 them here and let the code below set them to proper values.
1059 The ghs macro stands for GreenHills Software C-1.8.5 which
1060 is the C compiler for sysV88 and the various derivatives.
1061 This header file bug is corrected in gcc-2.5.8 and later versions.
1062 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1064 #if defined(m88k) && defined(ghs)
1078 # ifdef I_SYS_TIME_KERNEL
1081 # include <sys/time.h>
1082 # ifdef I_SYS_TIME_KERNEL
1087 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1088 # include <sys/times.h>
1091 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1092 # undef HAS_STRERROR
1097 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1098 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1101 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1102 * This is important for using IPv6.
1103 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1104 * a bad idea since it breaks send() and recv(). */
1105 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1106 # define _SOCKADDR_LEN
1109 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1110 # include <sys/socket.h>
1111 # if defined(USE_SOCKS) && defined(I_SOCKS)
1112 # if !defined(INCLUDE_PROTOTYPES)
1113 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1114 # define PERL_SOCKS_NEED_PROTOTYPES
1117 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1118 # undef INCLUDE_PROTOTYPES
1119 # undef PERL_SOCKS_NEED_PROTOTYPES
1130 # include <net/errno.h>
1135 /* sockatmark() is so new (2001) that many places might have it hidden
1136 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1137 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1138 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1139 # if defined(__THROW) && defined(__GLIBC__)
1140 int sockatmark(int) __THROW;
1142 int sockatmark(int);
1146 #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. */
1147 EXTERN_C int fchdir(int);
1148 EXTERN_C int flock(int, int);
1149 EXTERN_C int fseeko(FILE *, off_t, int);
1150 EXTERN_C off_t ftello(FILE *);
1153 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1154 EXTERN_C char *crypt(const char *, const char *);
1155 EXTERN_C char **environ;
1158 #if defined(__cplusplus)
1159 # if defined(BSDish)
1160 EXTERN_C char **environ;
1161 # elif defined(__CYGWIN__)
1162 EXTERN_C char *crypt(const char *, const char *);
1167 # undef SETERRNO /* SOCKS might have defined this */
1171 # define SETERRNO(errcode,vmserrcode) \
1173 set_errno(errcode); \
1174 set_vaxc_errno(vmserrcode); \
1176 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1177 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1178 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1179 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1181 # define LIB_INVARG LIB$_INVARG
1182 # define RMS_DIR RMS$_DIR
1183 # define RMS_FAC RMS$_FAC
1184 # define RMS_FEX RMS$_FEX
1185 # define RMS_FNF RMS$_FNF
1186 # define RMS_IFI RMS$_IFI
1187 # define RMS_ISI RMS$_ISI
1188 # define RMS_PRV RMS$_PRV
1189 # define SS_ACCVIO SS$_ACCVIO
1190 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1191 # define SS_IVCHAN SS$_IVCHAN
1192 # define SS_NORMAL SS$_NORMAL
1193 # define SS_NOPRIV SS$_NOPRIV
1195 # define LIB_INVARG 0
1203 # define SS_ACCVIO 0
1204 # define SS_DEVOFFLINE 0
1205 # define SS_IVCHAN 0
1206 # define SS_NORMAL 0
1207 # define SS_NOPRIV 0
1211 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1212 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1213 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1214 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1218 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1219 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1220 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1221 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1225 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1229 # define dSAVEDERRNO int saved_errno
1230 # define dSAVE_ERRNO int saved_errno = errno
1231 # define SAVE_ERRNO (saved_errno = errno)
1232 # define RESTORE_ERRNO (errno = saved_errno)
1235 #define ERRSV GvSVn(PL_errgv)
1237 #define CLEAR_ERRSV() STMT_START { \
1238 if (!GvSV(PL_errgv)) { \
1239 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1240 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1241 SvREFCNT_dec(GvSV(PL_errgv)); \
1242 GvSV(PL_errgv) = newSVpvs(""); \
1244 SV *const errsv = GvSV(PL_errgv); \
1245 sv_setpvs(errsv, ""); \
1246 if (SvMAGICAL(errsv)) { \
1249 SvPOK_only(errsv); \
1255 # define DEFSV (0 + GvSVn(PL_defgv))
1256 # define DEFSV_set(sv) \
1257 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1258 # define SAVE_DEFSV \
1260 save_gp(PL_defgv, 0), \
1261 GvINTRO_off(PL_defgv), \
1262 SAVEGENERICSV(GvSV(PL_defgv)), \
1263 GvSV(PL_defgv) = NULL \
1266 # define DEFSV GvSVn(PL_defgv)
1267 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1268 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1272 extern int errno; /* ANSI allows errno to be an lvalue expr.
1273 * For example in multithreaded environments
1274 * something like this might happen:
1275 * extern int *_errno(void);
1276 * #define errno (*_errno()) */
1279 #define UNKNOWN_ERRNO_MSG "(unknown)"
1282 # ifndef DONT_DECLARE_STD
1284 char *strerror (int,...);
1286 char *strerror (int);
1290 # define Strerror strerror
1293 # ifdef HAS_SYS_ERRLIST
1294 extern int sys_nerr;
1295 extern char *sys_errlist[];
1297 # define Strerror(e) \
1298 ((e) < 0 || (e) >= sys_nerr ? UNKNOWN_ERRNO_MSG : sys_errlist[e])
1305 # include <sys/ioctl.h>
1309 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1310 # ifdef HAS_SOCKETPAIR
1311 # undef HAS_SOCKETPAIR
1318 #ifndef HAS_SOCKETPAIR
1320 # define socketpair Perl_my_socketpair
1325 # define htoni htons
1326 # define ntohi ntohs
1328 # define htoni htonl
1329 # define ntohi ntohl
1332 /* Configure already sets Direntry_t */
1333 #if defined(I_DIRENT)
1334 # include <dirent.h>
1337 # include <sys/ndir.h>
1341 # include <ndir.h> /* may be wrong in the future */
1343 # include <sys/dir.h>
1350 * The following gobbledygook brought to you on behalf of __STDC__.
1351 * (I could just use #ifndef __STDC__, but this is more bulletproof
1352 * in the face of half-implementations.)
1355 #if defined(I_SYSMODE)
1356 #include <sys/mode.h>
1361 # define S_IFMT _S_IFMT
1363 # define S_IFMT 0170000
1368 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1372 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1377 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1379 # define S_ISBLK(m) (0)
1384 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1389 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1391 # define S_ISFIFO(m) (0)
1397 # define S_ISLNK(m) _S_ISLNK(m)
1400 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1403 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1405 # define S_ISLNK(m) (0)
1413 # define S_ISSOCK(m) _S_ISSOCK(m)
1416 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1419 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1421 # define S_ISSOCK(m) (0)
1429 # define S_IRUSR S_IREAD
1430 # define S_IWUSR S_IWRITE
1431 # define S_IXUSR S_IEXEC
1433 # define S_IRUSR 0400
1434 # define S_IWUSR 0200
1435 # define S_IXUSR 0100
1441 # define S_IRGRP (S_IRUSR>>3)
1442 # define S_IWGRP (S_IWUSR>>3)
1443 # define S_IXGRP (S_IXUSR>>3)
1445 # define S_IRGRP 0040
1446 # define S_IWGRP 0020
1447 # define S_IXGRP 0010
1453 # define S_IROTH (S_IRUSR>>6)
1454 # define S_IWOTH (S_IWUSR>>6)
1455 # define S_IXOTH (S_IXUSR>>6)
1457 # define S_IROTH 0040
1458 # define S_IWOTH 0020
1459 # define S_IXOTH 0010
1464 # define S_ISUID 04000
1468 # define S_ISGID 02000
1472 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1476 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1480 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1483 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1484 * which would get included through <sys/file.h >, but that is 3000
1485 * lines in the future. --jhi */
1487 #if !defined(S_IREAD) && !defined(__HAIKU__)
1488 # define S_IREAD S_IRUSR
1491 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1492 # define S_IWRITE S_IWUSR
1496 # define S_IEXEC S_IXUSR
1499 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1500 # define SLOPPYDIVIDE
1507 /* For the times when you want the return value of sprintf, and you want it
1508 to be the length. Can't have a thread variable passed in, because C89 has
1511 #ifdef SPRINTF_RETURNS_STRLEN
1512 # define my_sprintf sprintf
1514 # define my_sprintf Perl_my_sprintf
1518 * If we have v?snprintf() and the C99 variadic macros, we can just
1519 * use just the v?snprintf(). It is nice to try to trap the buffer
1520 * overflow, however, so if we are DEBUGGING, and we cannot use the
1521 * gcc statement expressions, then use the function wrappers which try
1522 * to trap the overflow. If we can use the gcc statement expressions,
1523 * we can try that even with the version that uses the C99 variadic
1527 /* Note that we do not check against snprintf()/vsnprintf() returning
1528 * negative values because that is non-standard behaviour and we use
1529 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1530 * that should be true only if the snprintf()/vsnprintf() are true
1531 * to the standard. */
1533 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1534 # ifdef PERL_USE_GCC_BRACE_GROUPS
1535 # 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__; })
1536 # define PERL_MY_SNPRINTF_GUARDED
1538 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1541 # define my_snprintf Perl_my_snprintf
1542 # define PERL_MY_SNPRINTF_GUARDED
1545 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1546 # ifdef PERL_USE_GCC_BRACE_GROUPS
1547 # 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__; })
1548 # define PERL_MY_VSNPRINTF_GUARDED
1550 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1553 # define my_vsnprintf Perl_my_vsnprintf
1554 # define PERL_MY_VSNPRINTF_GUARDED
1558 # define my_strlcat strlcat
1560 # define my_strlcat Perl_my_strlcat
1564 # define my_strlcpy strlcpy
1566 # define my_strlcpy Perl_my_strlcpy
1570 The IV type is supposed to be long enough to hold any integral
1572 --Andy Dougherty August 1996
1578 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1579 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1580 # define IV_MAX INT64_MAX
1581 # define IV_MIN INT64_MIN
1582 # define UV_MAX UINT64_MAX
1584 # define UINT64_MIN 0
1586 # define UV_MIN UINT64_MIN
1588 # define IV_MAX PERL_QUAD_MAX
1589 # define IV_MIN PERL_QUAD_MIN
1590 # define UV_MAX PERL_UQUAD_MAX
1591 # define UV_MIN PERL_UQUAD_MIN
1596 # if defined(INT32_MAX) && IVSIZE == 4
1597 # define IV_MAX INT32_MAX
1598 # define IV_MIN INT32_MIN
1599 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1600 # define UV_MAX UINT32_MAX
1602 # define UV_MAX 4294967295U
1605 # define UINT32_MIN 0
1607 # define UV_MIN UINT32_MIN
1609 # define IV_MAX PERL_LONG_MAX
1610 # define IV_MIN PERL_LONG_MIN
1611 # define UV_MAX PERL_ULONG_MAX
1612 # define UV_MIN PERL_ULONG_MIN
1623 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1624 /* We think that removing this decade-old undef this will cause too much
1625 breakage on CPAN for too little gain. (See RT #119753)
1626 However, we do need HAS_QUAD in the core for use by the drand48 code,
1627 but not for Win32 VC6 because it has poor __int64 support. */
1633 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1635 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1636 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1638 #ifndef NO_PERL_PRESERVE_IVUV
1639 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1643 * The macros INT2PTR and NUM2PTR are (despite their names)
1644 * bi-directional: they will convert int/float to or from pointers.
1645 * However the conversion to int/float are named explicitly:
1646 * PTR2IV, PTR2UV, PTR2NV.
1648 * For int conversions we do not need two casts if pointers are
1649 * the same size as IV and UV. Otherwise we need an explicit
1650 * cast (PTRV) to avoid compiler warnings.
1652 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1654 # define INT2PTR(any,d) (any)(d)
1656 # if PTRSIZE == LONGSIZE
1657 # define PTRV unsigned long
1658 # define PTR2ul(p) (unsigned long)(p)
1660 # define PTRV unsigned
1665 # define INT2PTR(any,d) (any)(PTRV)(d)
1669 # define PTR2ul(p) INT2PTR(unsigned long,p)
1672 #define NUM2PTR(any,d) (any)(PTRV)(d)
1673 #define PTR2IV(p) INT2PTR(IV,p)
1674 #define PTR2UV(p) INT2PTR(UV,p)
1675 #define PTR2NV(p) NUM2PTR(NV,p)
1676 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1678 /* According to strict ANSI C89 one cannot freely cast between
1679 * data pointers and function (code) pointers. There are at least
1680 * two ways around this. One (used below) is to do two casts,
1681 * first the other pointer to an (unsigned) integer, and then
1682 * the integer to the other pointer. The other way would be
1683 * to use unions to "overlay" the pointers. For an example of
1684 * the latter technique, see union dirpu in struct xpvio in sv.h.
1685 * The only feasible use is probably temporarily storing
1686 * function pointers in a data pointer (such as a void pointer). */
1688 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1689 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1691 #ifdef USE_LONG_DOUBLE
1692 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1693 # define LONG_DOUBLE_EQUALS_DOUBLE
1695 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1696 # undef USE_LONG_DOUBLE /* Ouch! */
1701 /* Use an overridden DBL_DIG */
1705 # define DBL_DIG OVR_DBL_DIG
1707 /* The following is all to get DBL_DIG, in order to pick a nice
1708 default value for printing floating point numbers in Gconvert
1709 (see config.h). (It also has other uses, such as figuring out if
1710 a given precision of printing can be done with a double instead of
1711 a long double - Allen).
1720 #define DBL_DIG 15 /* A guess that works lots of places */
1725 /* Use an overridden LDBL_DIG */
1729 # define LDBL_DIG OVR_LDBL_DIG
1731 /* The following is all to get LDBL_DIG, in order to pick a nice
1732 default value for printing floating point numbers in Gconvert.
1736 # include <limits.h>
1741 # ifndef HAS_LDBL_DIG
1742 # if LONG_DOUBLESIZE == 10
1743 # define LDBL_DIG 18 /* assume IEEE */
1745 # if LONG_DOUBLESIZE == 12
1746 # define LDBL_DIG 18 /* gcc? */
1748 # if LONG_DOUBLESIZE == 16
1749 # define LDBL_DIG 33 /* assume IEEE */
1751 # if LONG_DOUBLESIZE == DOUBLESIZE
1752 # define LDBL_DIG DBL_DIG /* bummer */
1761 * This is for making sure we have a good DBL_MAX value, if possible,
1762 * either for usage as NV_MAX or for usage in figuring out if we can
1763 * fit a given long double into a double, if bug-fixing makes it
1764 * necessary to do so. - Allen <allens@cpan.org>
1768 # include <limits.h>
1772 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1773 # include <values.h>
1774 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1775 # define DBL_MAX MAXDOUBLE
1777 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1778 # define DBL_MIN MINDOUBLE
1781 #endif /* defined(I_VALUES) */
1786 # include <ieeefp.h>
1789 #ifdef USE_LONG_DOUBLE
1791 # include <sunmath.h>
1793 # define NV_DIG LDBL_DIG
1794 # ifdef LDBL_MANT_DIG
1795 # define NV_MANT_DIG LDBL_MANT_DIG
1798 # define NV_MIN LDBL_MIN
1801 # define NV_MAX LDBL_MAX
1803 # ifdef LDBL_MIN_10_EXP
1804 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1806 # ifdef LDBL_MAX_10_EXP
1807 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1809 # ifdef LDBL_EPSILON
1810 # define NV_EPSILON LDBL_EPSILON
1813 # define NV_MAX LDBL_MAX
1814 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1817 # define NV_MAX HUGE_VALL
1820 # define NV_MAX ((NV)HUGE_VAL)
1825 # define Perl_cos cosl
1826 # define Perl_sin sinl
1827 # define Perl_sqrt sqrtl
1828 # define Perl_exp expl
1829 # define Perl_log logl
1830 # define Perl_atan2 atan2l
1831 # define Perl_pow powl
1832 # define Perl_floor floorl
1833 # define Perl_ceil ceill
1834 # define Perl_fmod fmodl
1836 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1838 # define Perl_modf(x,y) modfl(x,y)
1839 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1840 prototype in <math.h> */
1841 # ifndef HAS_MODFL_PROTO
1842 EXTERN_C long double modfl(long double, long double *);
1845 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1846 extern long double Perl_my_modfl(long double x, long double *ip);
1847 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1851 # define Perl_frexp(x,y) frexpl(x,y)
1853 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1854 extern long double Perl_my_frexpl(long double x, int *e);
1855 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1860 # define Perl_isnan(x) isnanl(x)
1865 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1869 # define NV_DIG DBL_DIG
1870 # ifdef DBL_MANT_DIG
1871 # define NV_MANT_DIG DBL_MANT_DIG
1874 # define NV_MIN DBL_MIN
1877 # define NV_MAX DBL_MAX
1879 # ifdef DBL_MIN_10_EXP
1880 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1882 # ifdef DBL_MAX_10_EXP
1883 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1886 # define NV_EPSILON DBL_EPSILON
1888 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1889 # define NV_MAX DBL_MAX
1890 # define NV_MIN DBL_MIN
1893 # define NV_MAX HUGE_VAL
1896 # define Perl_cos cos
1897 # define Perl_sin sin
1898 # define Perl_sqrt sqrt
1899 # define Perl_exp exp
1900 # define Perl_log log
1901 # define Perl_atan2 atan2
1902 # define Perl_pow pow
1903 # define Perl_floor floor
1904 # define Perl_ceil ceil
1905 # define Perl_fmod fmod
1906 # define Perl_modf(x,y) modf(x,y)
1907 # define Perl_frexp(x,y) frexp(x,y)
1910 /* rumor has it that Win32 has _fpclass() */
1912 /* SGI has fpclassl... but not with the same result values,
1913 * and it's via a typedef (not via #define), so will need to redo Configure
1914 * to use. Not worth the trouble, IMO, at least until the below is used
1915 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1916 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1917 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1919 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1921 # include <ieeefp.h>
1926 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1927 # define Perl_fp_class() fpclassl(x)
1929 # define Perl_fp_class() fpclass(x)
1931 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1932 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1933 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1934 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1935 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1936 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1937 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1938 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1939 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1940 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1941 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1942 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1943 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1944 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1945 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1948 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS)
1950 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1951 # include <fp_class.h>
1953 # define Perl_fp_class(x) fp_class(x)
1954 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1955 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1956 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1957 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1958 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1959 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1960 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1961 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1962 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1963 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1964 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1965 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1966 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1967 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1968 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1971 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1973 # define Perl_fp_class(x) fpclassify(x)
1974 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1975 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1976 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1977 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1978 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1981 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1984 # define Perl_fp_class(x) class(x)
1986 # define Perl_fp_class(x) _class(x)
1988 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1989 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1990 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1991 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1992 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1993 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1994 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1995 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1996 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1997 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1998 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1999 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2000 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2001 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2002 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2005 /* rumor has it that Win32 has _isnan() */
2009 # define Perl_isnan(x) isnan((NV)x)
2011 # ifdef Perl_fp_class_nan
2012 # define Perl_isnan(x) Perl_fp_class_nan(x)
2014 # ifdef HAS_UNORDERED
2015 # define Perl_isnan(x) unordered((x), 0.0)
2017 # define Perl_isnan(x) ((x)!=(x))
2024 int isnan(double d);
2029 # define Perl_isinf(x) isinf((NV)x)
2031 # ifdef Perl_fp_class_inf
2032 # define Perl_isinf(x) Perl_fp_class_inf(x)
2034 # define Perl_isinf(x) ((x)==NV_INF)
2039 #ifndef Perl_isfinite
2041 # define Perl_isfinite(x) finite((NV)x)
2043 # ifdef HAS_ISFINITE
2044 # define Perl_isfinite(x) isfinite(x)
2046 # ifdef Perl_fp_class_finite
2047 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2049 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2055 /* The default is to use Perl's own atof() implementation (in numeric.c).
2056 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2057 * it is however best to use the native implementation of atof.
2058 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2059 * Some good tests to try out with either setting are t/base/num.t,
2060 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2061 * you may need to be using a different function than atof! */
2063 #ifndef USE_PERL_ATOF
2065 # define USE_PERL_ATOF
2068 # if USE_PERL_ATOF == 0
2069 # undef USE_PERL_ATOF
2073 #ifdef USE_PERL_ATOF
2074 # define Perl_atof(s) Perl_my_atof(s)
2075 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2077 # define Perl_atof(s) (NV)atof(s)
2078 # define Perl_atof2(s, n) ((n) = atof(s))
2081 /* Previously these definitions used hardcoded figures.
2082 * It is hoped these formula are more portable, although
2083 * no data one way or another is presently known to me.
2084 * The "PERL_" names are used because these calculated constants
2085 * do not meet the ANSI requirements for LONG_MAX, etc., which
2086 * need to be constants acceptable to #if - kja
2087 * define PERL_LONG_MAX 2147483647L
2088 * define PERL_LONG_MIN (-LONG_MAX - 1)
2089 * define PERL ULONG_MAX 4294967295L
2092 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2093 # include <limits.h>
2095 /* Included values.h above if necessary; still including limits.h down here,
2096 * despite doing above, because math.h might have overridden... XXX - Allen */
2099 * Try to figure out max and min values for the integral types. THE CORRECT
2100 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2101 * following hacks are used if neither limits.h or values.h provide them:
2102 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2103 * for types < int: (unsigned TYPE)~(unsigned)0
2104 * The argument to ~ must be unsigned so that later signed->unsigned
2105 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2106 * and it must not be smaller than int because ~ does integral promotion.
2107 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2108 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2109 * The latter is a hack which happens to work on some machines but
2110 * does *not* catch any random system, or things like integer types
2111 * with NaN if that is possible.
2113 * All of the types are explicitly cast to prevent accidental loss of
2114 * numeric range, and in the hope that they will be less likely to confuse
2115 * over-eager optimizers.
2119 #define PERL_UCHAR_MIN ((unsigned char)0)
2122 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2125 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2127 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2132 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2133 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2134 * depending on local options. Until Configure detects this (or at least
2135 * detects whether the "signed" keyword is available) the CHAR ranges
2136 * will not be included. UCHAR functions normally.
2140 #define PERL_USHORT_MIN ((unsigned short)0)
2143 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2146 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2149 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2151 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2157 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2159 # ifdef MAXSHORT /* Often used in <values.h> */
2160 # define PERL_SHORT_MAX ((short)MAXSHORT)
2163 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2165 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2171 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2174 # define PERL_SHORT_MIN ((short)MINSHORT)
2177 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2179 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2185 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2188 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2190 # define PERL_UINT_MAX (~(unsigned int)0)
2194 #define PERL_UINT_MIN ((unsigned int)0)
2197 # define PERL_INT_MAX ((int)INT_MAX)
2199 # ifdef MAXINT /* Often used in <values.h> */
2200 # define PERL_INT_MAX ((int)MAXINT)
2202 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2207 # define PERL_INT_MIN ((int)INT_MIN)
2210 # define PERL_INT_MIN ((int)MININT)
2212 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2217 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2220 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2222 # define PERL_ULONG_MAX (~(unsigned long)0)
2226 #define PERL_ULONG_MIN ((unsigned long)0L)
2229 # define PERL_LONG_MAX ((long)LONG_MAX)
2231 # ifdef MAXLONG /* Often used in <values.h> */
2232 # define PERL_LONG_MAX ((long)MAXLONG)
2234 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2239 # define PERL_LONG_MIN ((long)LONG_MIN)
2242 # define PERL_LONG_MIN ((long)MINLONG)
2244 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2250 # define PERL_UQUAD_MAX (~(UV)0)
2251 # define PERL_UQUAD_MIN ((UV)0)
2252 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2253 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2257 typedef MEM_SIZE STRLEN;
2260 typedef struct token TOKEN;
2261 typedef struct madprop MADPROP;
2262 typedef struct nexttoken NEXTTOKE;
2264 typedef struct op OP;
2265 typedef struct cop COP;
2266 typedef struct unop UNOP;
2267 typedef struct binop BINOP;
2268 typedef struct listop LISTOP;
2269 typedef struct logop LOGOP;
2270 typedef struct pmop PMOP;
2271 typedef struct svop SVOP;
2272 typedef struct padop PADOP;
2273 typedef struct pvop PVOP;
2274 typedef struct loop LOOP;
2277 typedef struct opslab OPSLAB;
2278 typedef struct opslot OPSLOT;
2281 typedef struct block_hooks BHK;
2282 typedef struct custom_op XOP;
2284 typedef struct interpreter PerlInterpreter;
2286 /* SGI's <sys/sema.h> has struct sv */
2288 # define STRUCT_SV perl_sv
2290 # define STRUCT_SV sv
2292 typedef struct STRUCT_SV SV;
2293 typedef struct av AV;
2294 typedef struct hv HV;
2295 typedef struct cv CV;
2296 typedef struct p5rx REGEXP;
2297 typedef struct gp GP;
2298 typedef struct gv GV;
2299 typedef struct io IO;
2300 typedef struct context PERL_CONTEXT;
2301 typedef struct block BLOCK;
2303 typedef struct magic MAGIC;
2304 typedef struct xpv XPV;
2305 typedef struct xpviv XPVIV;
2306 typedef struct xpvuv XPVUV;
2307 typedef struct xpvnv XPVNV;
2308 typedef struct xpvmg XPVMG;
2309 typedef struct xpvlv XPVLV;
2310 typedef struct xpvinvlist XINVLIST;
2311 typedef struct xpvav XPVAV;
2312 typedef struct xpvhv XPVHV;
2313 typedef struct xpvgv XPVGV;
2314 typedef struct xpvcv XPVCV;
2315 typedef struct xpvbm XPVBM;
2316 typedef struct xpvfm XPVFM;
2317 typedef struct xpvio XPVIO;
2318 typedef struct mgvtbl MGVTBL;
2319 typedef union any ANY;
2320 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2321 typedef struct ptr_tbl PTR_TBL_t;
2322 typedef struct clone_params CLONE_PARAMS;
2324 /* a pad or name pad is currently just an AV; but that might change,
2325 * so hide the type. */
2326 typedef struct padlist PADLIST;
2328 typedef AV PADNAMELIST;
2331 /* enable PERL_NEW_COPY_ON_WRITE by default */
2332 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2333 # define PERL_NEW_COPY_ON_WRITE
2336 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2337 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2338 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2340 # define PERL_ANY_COW
2343 # define PERL_SAWAMPERSAND
2348 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2349 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2350 # define USE_64_BIT_RAWIO /* implicit */
2354 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2355 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2356 * however, because operating systems like to do that themself. */
2359 # define FSEEKSIZE LSEEKSIZE
2361 # define FSEEKSIZE LONGSIZE
2365 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2366 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2367 # define USE_64_BIT_STDIO /* implicit */
2371 #ifdef USE_64_BIT_RAWIO
2374 # define Off_t off64_t
2376 # define LSEEKSIZE 8
2378 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2379 * will trigger defines like the ones below. Some 64-bit environments,
2380 * however, do not. Therefore we have to explicitly mix and match. */
2381 # if defined(USE_OPEN64)
2382 # define open open64
2384 # if defined(USE_LSEEK64)
2385 # define lseek lseek64
2387 # if defined(USE_LLSEEK)
2388 # define lseek llseek
2391 # if defined(USE_STAT64)
2392 # define stat stat64
2394 # if defined(USE_FSTAT64)
2395 # define fstat fstat64
2397 # if defined(USE_LSTAT64)
2398 # define lstat lstat64
2400 # if defined(USE_FLOCK64)
2401 # define flock flock64
2403 # if defined(USE_LOCKF64)
2404 # define lockf lockf64
2406 # if defined(USE_FCNTL64)
2407 # define fcntl fcntl64
2409 # if defined(USE_TRUNCATE64)
2410 # define truncate truncate64
2412 # if defined(USE_FTRUNCATE64)
2413 # define ftruncate ftruncate64
2417 #ifdef USE_64_BIT_STDIO
2418 # ifdef HAS_FPOS64_T
2420 # define Fpos_t fpos64_t
2422 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2423 * will trigger defines like the ones below. Some 64-bit environments,
2424 * however, do not. */
2425 # if defined(USE_FOPEN64)
2426 # define fopen fopen64
2428 # if defined(USE_FSEEK64)
2429 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2431 # if defined(USE_FTELL64)
2432 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2434 # if defined(USE_FSETPOS64)
2435 # define fsetpos fsetpos64
2437 # if defined(USE_FGETPOS64)
2438 # define fgetpos fgetpos64
2440 # if defined(USE_TMPFILE64)
2441 # define tmpfile tmpfile64
2443 # if defined(USE_FREOPEN64)
2444 # define freopen freopen64
2449 # include "iperlsys.h"
2454 # include "os2ish.h"
2456 # include "dosish.h"
2459 # include "vmsish.h"
2460 #elif defined(PLAN9)
2461 # include "./plan9/plan9ish.h"
2462 #elif defined(__VOS__)
2464 # include "./vos/vosish.h"
2466 # include "vos/vosish.h"
2468 #elif defined(__SYMBIAN32__)
2469 # include "symbian/symbianish.h"
2470 #elif defined(__HAIKU__)
2471 # include "haiku/haikuish.h"
2473 # include "unixish.h"
2476 /* NSIG logic from Configure --> */
2477 /* Strange style to avoid deeply-nested #if/#else/#endif */
2480 # define NSIG (_NSIG)
2486 # define NSIG (SIGMAX+1)
2492 # define NSIG (SIG_MAX+1)
2498 # define NSIG (_SIG_MAX+1)
2504 # define NSIG (MAXSIG+1)
2510 # define NSIG (MAX_SIG+1)
2515 # ifdef SIGARRAYSIZE
2516 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2522 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2526 /* Default to some arbitrary number that's big enough to get most
2527 of the common signals.
2532 /* <-- NSIG logic from Configure */
2534 #ifndef NO_ENVIRON_ARRAY
2535 # define USE_ENVIRON_ARRAY
2539 * initialise to avoid floating-point exceptions from overflow, etc
2541 #ifndef PERL_FPU_INIT
2542 # ifdef HAS_FPSETMASK
2543 # if HAS_FLOATINGPOINT_H
2544 # include <floatingpoint.h>
2546 /* Some operating systems have this as a macro, which in turn expands to a comma
2547 expression, and the last sub-expression is something that gets calculated,
2548 and then they have the gall to warn that a value computed is not used. Hence
2550 # define PERL_FPU_INIT (void)fpsetmask(0)
2552 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2553 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2554 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2555 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2557 # define PERL_FPU_INIT
2562 #ifndef PERL_FPU_PRE_EXEC
2563 # define PERL_FPU_PRE_EXEC {
2564 # define PERL_FPU_POST_EXEC }
2567 #ifndef PERL_SYS_INIT3_BODY
2568 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2572 =head1 Miscellaneous Functions
2574 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2575 Provides system-specific tune up of the C runtime environment necessary to
2576 run Perl interpreters. This should be called only once, before creating
2577 any Perl interpreters.
2579 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2580 Provides system-specific tune up of the C runtime environment necessary to
2581 run Perl interpreters. This should be called only once, before creating
2582 any Perl interpreters.
2584 =for apidoc Am|void|PERL_SYS_TERM|
2585 Provides system-specific clean up of the C runtime environment after
2586 running Perl interpreters. This should be called only once, after
2587 freeing any remaining Perl interpreters.
2592 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2593 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2594 #define PERL_SYS_TERM() Perl_sys_term()
2596 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2597 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2602 # ifdef _POSIX_PATH_MAX
2603 # if PATH_MAX > _POSIX_PATH_MAX
2604 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2605 * included the null byte or not. Later amendments of POSIX,
2606 * XPG4, the Austin Group, and the Single UNIX Specification
2607 * all explicitly include the null byte in the PATH_MAX.
2608 * Ditto for _POSIX_PATH_MAX. */
2609 # define MAXPATHLEN PATH_MAX
2611 # define MAXPATHLEN _POSIX_PATH_MAX
2614 # define MAXPATHLEN (PATH_MAX+1)
2617 # define MAXPATHLEN 1024 /* Err on the large side. */
2621 /* In case Configure was not used (we are using a "canned config"
2622 * such as Win32, or a cross-compilation setup, for example) try going
2623 * by the gcc major and minor versions. One useful URL is
2624 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2625 * but contrary to this information warn_unused_result seems
2626 * not to be in gcc 3.3.5, at least. --jhi
2627 * Also, when building extensions with an installed perl, this allows
2628 * the user to upgrade gcc and get the right attributes, rather than
2629 * relying on the list generated at Configure time. --AD
2630 * Set these up now otherwise we get confused when some of the <*thread.h>
2631 * includes below indirectly pull in <perlio.h> (which needs to know if we
2632 * have HASATTRIBUTE_FORMAT).
2636 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2637 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2638 # define HASATTRIBUTE_DEPRECATED
2640 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2641 # define HASATTRIBUTE_FORMAT
2642 # if defined __MINGW32__
2643 # define PRINTF_FORMAT_NULL_OK
2646 # if __GNUC__ >= 3 /* 3.0 -> */
2647 # define HASATTRIBUTE_MALLOC
2649 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2650 # define HASATTRIBUTE_NONNULL
2652 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2653 # define HASATTRIBUTE_NORETURN
2655 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2656 # define HASATTRIBUTE_PURE
2658 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2659 # define HASATTRIBUTE_UNUSED
2661 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2662 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2664 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2665 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2668 #endif /* #ifndef PERL_MICRO */
2670 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2671 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2672 * this results in many functions being undeclared which bothers C++
2673 * May make sense to have threads after "*ish.h" anyway
2676 #if defined(USE_ITHREADS)
2678 # include <nw5thread.h>
2681 # include <win32thread.h>
2684 # include "os2thread.h"
2686 # ifdef I_MACH_CTHREADS
2687 # include <mach/cthreads.h>
2688 typedef cthread_t perl_os_thread;
2689 typedef mutex_t perl_mutex;
2690 typedef condition_t perl_cond;
2691 typedef void * perl_key;
2692 # else /* Posix threads */
2694 # include <pthread.h>
2696 typedef pthread_t perl_os_thread;
2697 typedef pthread_mutex_t perl_mutex;
2698 typedef pthread_cond_t perl_cond;
2699 typedef pthread_key_t perl_key;
2700 # endif /* I_MACH_CTHREADS */
2703 # endif /* NETWARE */
2704 #endif /* USE_ITHREADS */
2711 # include "netware.h"
2714 #define STATUS_UNIX PL_statusvalue
2716 # define STATUS_NATIVE PL_statusvalue_vms
2718 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2719 * its contents can not be trusted. Unfortunately, Perl seems to check
2720 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2723 # include <stsdef.h>
2725 /* Presume this because if VMS changes it, it will require a new
2726 * set of APIs for waiting on children for binary compatibility.
2728 # define child_offset_bits (8)
2729 # ifndef C_FAC_POSIX
2730 # define C_FAC_POSIX 0x35A000
2733 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2734 * platform from the existing UNIX or Native status values.
2737 # define STATUS_EXIT \
2738 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2739 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2742 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2743 * exit code and shifts the UNIX value over the correct number of bits to
2744 * be a child status. Usually the number of bits is 8, but that could be
2745 * platform dependent. The NATIVE status code is presumed to have either
2746 * from a child process.
2749 /* This is complicated. The child processes return a true native VMS
2750 status which must be saved. But there is an assumption in Perl that
2751 the UNIX child status has some relationship to errno values, so
2752 Perl tries to translate it to text in some of the tests.
2753 In order to get the string translation correct, for the error, errno
2754 must be EVMSERR, but that generates a different text message
2755 than what the test programs are expecting. So an errno value must
2756 be derived from the native status value when an error occurs.
2757 That will hide the true native status message. With this version of
2758 perl, the true native child status can always be retrieved so that
2759 is not a problem. But in this case, Pl_statusvalue and errno may
2760 have different values in them.
2763 # define STATUS_NATIVE_CHILD_SET(n) \
2765 I32 evalue = (I32)n; \
2766 if (evalue == EVMSERR) { \
2767 PL_statusvalue_vms = vaxc$errno; \
2768 PL_statusvalue = evalue; \
2770 PL_statusvalue_vms = evalue; \
2771 if (evalue == -1) { \
2772 PL_statusvalue = -1; \
2773 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2775 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2776 set_vaxc_errno(evalue); \
2777 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2778 set_errno(EVMSERR); \
2779 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2780 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2784 # ifdef VMSISH_STATUS
2785 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2787 # define STATUS_CURRENT STATUS_UNIX
2790 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2791 * the NATIVE status to an equivalent value. Can not be used to translate
2792 * exit code values as exit code values are not guaranteed to have any
2793 * relationship at all to errno values.
2794 * This is used when Perl is forcing errno to have a specific value.
2796 # define STATUS_UNIX_SET(n) \
2798 I32 evalue = (I32)n; \
2799 PL_statusvalue = evalue; \
2800 if (PL_statusvalue != -1) { \
2801 if (PL_statusvalue != EVMSERR) { \
2802 PL_statusvalue &= 0xFFFF; \
2803 if (MY_POSIX_EXIT) \
2804 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2805 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2808 PL_statusvalue_vms = vaxc$errno; \
2811 else PL_statusvalue_vms = SS$_ABORT; \
2812 set_vaxc_errno(PL_statusvalue_vms); \
2815 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2816 * the NATIVE error status based on it.
2818 * When in the default mode to comply with the Perl VMS documentation,
2819 * 0 is a success and any other code sets the NATIVE status to a failure
2820 * code of SS$_ABORT.
2822 * In the new POSIX EXIT mode, native status will be set so that the
2823 * actual exit code will can be retrieved by the calling program or
2826 * If the exit code is not clearly a UNIX parent or child exit status,
2827 * it will be passed through as a VMS status.
2830 # define STATUS_UNIX_EXIT_SET(n) \
2832 I32 evalue = (I32)n; \
2833 PL_statusvalue = evalue; \
2834 if (MY_POSIX_EXIT) { \
2835 if (evalue <= 0xFF00) { \
2836 if (evalue > 0xFF) \
2837 evalue = (evalue >> child_offset_bits) & 0xFF; \
2838 PL_statusvalue_vms = \
2839 (C_FAC_POSIX | (evalue << 3 ) | \
2840 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2841 } else /* forgive them Perl, for they have sinned */ \
2842 PL_statusvalue_vms = evalue; \
2845 PL_statusvalue_vms = SS$_NORMAL; \
2846 else if (evalue <= 0xFF00) \
2847 PL_statusvalue_vms = SS$_ABORT; \
2848 else { /* forgive them Perl, for they have sinned */ \
2849 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2850 else PL_statusvalue_vms = vaxc$errno; \
2851 /* And obviously used a VMS status value instead of UNIX */ \
2852 PL_statusvalue = EVMSERR; \
2854 set_vaxc_errno(PL_statusvalue_vms); \
2859 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2860 * and sets the NATIVE error status based on it. This special case
2861 * is needed to maintain compatibility with past VMS behavior.
2863 * In the default mode on VMS, this number is passed through as
2864 * both the NATIVE and UNIX status. Which makes it different
2865 * that the STATUS_UNIX_EXIT_SET.
2867 * In the new POSIX EXIT mode, native status will be set so that the
2868 * actual exit code will can be retrieved by the calling program or
2871 * A POSIX exit code is from 0 to 255. If the exit code is higher
2872 * than this, it needs to be assumed that it is a VMS exit code and
2876 # define STATUS_EXIT_SET(n) \
2878 I32 evalue = (I32)n; \
2879 PL_statusvalue = evalue; \
2880 if (MY_POSIX_EXIT) \
2881 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2882 PL_statusvalue_vms = \
2883 (C_FAC_POSIX | (evalue << 3 ) | \
2884 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2886 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2887 set_vaxc_errno(PL_statusvalue_vms); \
2891 /* This macro forces a success status */
2892 # define STATUS_ALL_SUCCESS \
2893 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2895 /* This macro forces a failure status */
2896 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2897 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2898 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2901 # define STATUS_NATIVE PL_statusvalue_posix
2902 # if defined(WCOREDUMP)
2903 # define STATUS_NATIVE_CHILD_SET(n) \
2905 PL_statusvalue_posix = (n); \
2906 if (PL_statusvalue_posix == -1) \
2907 PL_statusvalue = -1; \
2910 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2911 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2912 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2915 # elif defined(WIFEXITED)
2916 # define STATUS_NATIVE_CHILD_SET(n) \
2918 PL_statusvalue_posix = (n); \
2919 if (PL_statusvalue_posix == -1) \
2920 PL_statusvalue = -1; \
2923 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2924 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2928 # define STATUS_NATIVE_CHILD_SET(n) \
2930 PL_statusvalue_posix = (n); \
2931 if (PL_statusvalue_posix == -1) \
2932 PL_statusvalue = -1; \
2935 PL_statusvalue_posix & 0xFFFF; \
2939 # define STATUS_UNIX_SET(n) \
2941 PL_statusvalue = (n); \
2942 if (PL_statusvalue != -1) \
2943 PL_statusvalue &= 0xFFFF; \
2945 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2946 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2947 # define STATUS_CURRENT STATUS_UNIX
2948 # define STATUS_EXIT STATUS_UNIX
2949 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2950 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2953 /* flags in PL_exit_flags for nature of exit() */
2954 #define PERL_EXIT_EXPECTED 0x01
2955 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2956 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2957 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2960 /* format to use for version numbers in file/directory names */
2961 /* XXX move to Configure? */
2962 /* This was only ever used for the current version, and that can be done at
2963 compile time, as PERL_FS_VERSION, so should we just delete it? */
2964 # ifndef PERL_FS_VER_FMT
2965 # define PERL_FS_VER_FMT "%d.%d.%d"
2969 #ifndef PERL_FS_VERSION
2970 # define PERL_FS_VERSION PERL_VERSION_STRING
2973 /* This defines a way to flush all output buffers. This may be a
2974 * performance issue, so we allow people to disable it. Also, if
2975 * we are using stdio, there are broken implementations of fflush(NULL)
2976 * out there, Solaris being the most prominent.
2978 #ifndef PERL_FLUSHALL_FOR_CHILD
2979 # if defined(USE_PERLIO) || defined(FFLUSH_NULL)
2980 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2983 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2985 # define PERL_FLUSHALL_FOR_CHILD NOOP
2990 #ifndef PERL_WAIT_FOR_CHILDREN
2991 # define PERL_WAIT_FOR_CHILDREN NOOP
2994 /* the traditional thread-unsafe notion of "current interpreter". */
2995 #ifndef PERL_SET_INTERP
2996 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2999 #ifndef PERL_GET_INTERP
3000 # define PERL_GET_INTERP (PL_curinterp)
3003 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3004 # ifdef MULTIPLICITY
3005 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3007 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3011 This replaces the previous %_ "hack" by the "%p" hacks.
3012 All that is required is that the perl source does not
3013 use "%-p" or "%-<number>p" or "%<number>p" formats.
3014 These formats will still work in perl code.
3015 See comments in sv.c for further details.
3017 Robin Barker 2005-07-14
3019 No longer use %1p for VDf = %vd. RMB 2007-10-19
3023 # define SVf_(n) "-" STRINGIFY(n) "p"
3031 # define SVf32 SVf_(32)
3035 # define SVf256 SVf_(256)
3038 #define SVfARG(p) ((void*)(p))
3044 /* Not ideal, but we cannot easily include a number in an already-numeric
3045 * format sequence. */
3047 # define HEKf256 "3p"
3050 #define HEKfARG(p) ((void*)(p))
3052 /* Takes three arguments: is_utf8, length, str */
3054 # define UTF8f "d%" UVuf "%4p"
3056 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3059 /* not used; but needed for backward compatibility with XS code? - RMB */
3067 #ifdef HASATTRIBUTE_DEPRECATED
3068 # define __attribute__deprecated__ __attribute__((deprecated))
3070 #ifdef HASATTRIBUTE_FORMAT
3071 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3073 #ifdef HASATTRIBUTE_MALLOC
3074 # define __attribute__malloc__ __attribute__((__malloc__))
3076 #ifdef HASATTRIBUTE_NONNULL
3077 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3079 #ifdef HASATTRIBUTE_NORETURN
3080 # define __attribute__noreturn__ __attribute__((noreturn))
3082 #ifdef HASATTRIBUTE_PURE
3083 # define __attribute__pure__ __attribute__((pure))
3085 #ifdef HASATTRIBUTE_UNUSED
3086 # define __attribute__unused__ __attribute__((unused))
3088 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3089 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3092 /* If we haven't defined the attributes yet, define them to blank. */
3093 #ifndef __attribute__deprecated__
3094 # define __attribute__deprecated__
3096 #ifndef __attribute__format__
3097 # define __attribute__format__(x,y,z)
3099 #ifndef __attribute__malloc__
3100 # define __attribute__malloc__
3102 #ifndef __attribute__nonnull__
3103 # define __attribute__nonnull__(a)
3105 #ifndef __attribute__noreturn__
3106 # define __attribute__noreturn__
3108 #ifndef __attribute__pure__
3109 # define __attribute__pure__
3111 #ifndef __attribute__unused__
3112 # define __attribute__unused__
3114 #ifndef __attribute__warn_unused_result__
3115 # define __attribute__warn_unused_result__
3118 #if defined(DEBUGGING) && defined(I_ASSERT)
3119 # include <assert.h>
3122 /* For functions that are marked as __attribute__noreturn__, it's not
3123 appropriate to call return. In either case, include the lint directive.
3125 #ifdef HASATTRIBUTE_NORETURN
3126 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */
3128 # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */ return 0
3131 /* Some OS warn on NULL format to printf */
3132 #ifdef PRINTF_FORMAT_NULL_OK
3133 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3135 # define __attribute__format__null_ok__(x,y,z)
3138 #ifdef HAS_BUILTIN_EXPECT
3139 # define EXPECT(expr,val) __builtin_expect(expr,val)
3141 # define EXPECT(expr,val) (expr)
3143 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3144 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3145 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3150 #ifndef __has_builtin
3151 # define __has_builtin(x) 0 /* not a clang style compiler */
3154 /* ASSUME is like assert(), but it has a benefit in a release build. It is a
3155 hint to a compiler about a statement of fact in a function call free
3156 expression, which allows the compiler to generate better machine code.
3157 In a debug build, ASSUME(x) is a synonym for assert(x). ASSUME(0) means
3158 the control path is unreachable. In a for loop, ASSUME can be used to hint
3159 that a loop will run atleast X times. ASSUME is based off MSVC's __assume
3160 intrinsic function, see its documents for more details.
3164 # if __has_builtin(__builtin_unreachable) \
3165 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5 || __GNUC__ > 5) /* 4.5 -> */
3166 # define ASSUME(x) ((x) ? (void) 0 : __builtin_unreachable())
3167 # elif defined(_MSC_VER)
3168 # define ASSUME(x) __assume(x)
3169 # elif defined(__ARMCC_VERSION) /* untested */
3170 # define ASSUME(x) __promise(x)
3172 /* a random compiler might define assert to its own special optimization token
3173 so pass it through to C lib as a last resort */
3174 # define ASSUME(x) assert(x)
3177 # define ASSUME(x) assert(x)
3180 #define NOT_REACHED ASSUME(0)
3182 /* Some unistd.h's give a prototype for pause() even though
3183 HAS_PAUSE ends up undefined. This causes the #define
3184 below to be rejected by the compiler. Sigh.
3189 #define Pause() sleep((32767<<16)+32767)
3193 # ifdef IOCPARM_MASK
3194 /* on BSDish systems we're safe */
3195 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3197 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3198 /* on Linux systems we're safe; except when we're not [perl #38223] */
3199 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3201 /* otherwise guess at what's safe */
3202 # define IOCPARM_LEN(x) 256
3207 #if defined(__CYGWIN__)
3209 * This symbol, if defined, indicates that the program should
3210 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3211 * that a file is in "binary" mode -- that is, that no translation
3212 * of bytes occurs on read or write operations.
3214 # define USEMYBINMODE /**/
3215 # include <io.h> /* for setmode() prototype */
3216 # define my_binmode(fp, iotype, mode) \
3217 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3221 void init_os_extras(void);
3224 #ifdef UNION_ANY_DEFINITION
3225 UNION_ANY_DEFINITION;
3235 void (*any_dptr) (void*);
3236 void (*any_dxptr) (pTHX_ void*);
3240 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3242 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3243 #define FILTER_DATA(idx) \
3244 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3245 #define FILTER_ISREADER(idx) \
3246 (PL_parser && PL_parser->rsfp_filters \
3247 && idx >= AvFILLp(PL_parser->rsfp_filters))
3248 #define PERL_FILTER_EXISTS(i) \
3249 (PL_parser && PL_parser->rsfp_filters \
3250 && (i) <= av_tindex(PL_parser->rsfp_filters))
3252 #if defined(_AIX) && !defined(_AIX43)
3253 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3254 /* We cannot include <crypt.h> to get the struct crypt_data
3255 * because of setkey prototype problems when threading */
3256 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3257 /* From OSF, Not needed in AIX
3265 #endif /* threading */
3269 # include "iperlsys.h"
3272 #ifdef __LIBCATAMOUNT__
3273 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3275 #define FAKE_BIT_BUCKET
3278 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3279 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3280 * defined by Configure, despite their names being similar to the
3281 * other defines like USE_ITHREADS. Configure in fact knows nothing
3282 * about the randomised hashes. Therefore to enable/disable the hash
3283 * randomisation defines use the Configure -Accflags=... instead. */
3284 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3285 # define USE_HASH_SEED
3288 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3289 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3290 * it's not really needed.
3293 # define YYTOKENTYPE
3299 YYSTYPE next_val; /* value of next token, if any */
3300 I32 next_type; /* type of next token */
3301 MADPROP *next_mad; /* everything else about that token */
3305 /* macros to define bit-fields in structs. */
3306 #ifndef PERL_BITFIELD8
3307 # define PERL_BITFIELD8 unsigned
3309 #ifndef PERL_BITFIELD16
3310 # define PERL_BITFIELD16 unsigned
3312 #ifndef PERL_BITFIELD32
3313 # define PERL_BITFIELD32 unsigned
3323 #include "opnames.h"
3330 #include "warnings.h"
3333 /* these would be in doio.h if there was such a file */
3334 #define my_stat() my_stat_flags(SV_GMAGIC)
3335 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3337 /* defined in sv.c, but also used in [ach]v.c */
3340 #undef _XPVCV_COMMON
3342 typedef struct _sublex_info SUBLEXINFO;
3343 struct _sublex_info {
3344 U8 super_state; /* lexer state to save */
3345 U16 sub_inwhat; /* "lex_inwhat" to use */
3346 OP *sub_op; /* "lex_op" to use */
3347 SV *repl; /* replacement of s/// or y/// */
3352 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3354 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
3356 /* These have to be predeclared, as they are used in proto.h which is #included
3357 * before their definitions in regcomp.h. */
3360 typedef struct regnode_charclass regnode_charclass;
3362 struct regnode_charclass_class;
3364 /* A hopefully less confusing name. The sub-classes are all Posix classes only
3365 * used under /l matching */
3366 typedef struct regnode_charclass_class regnode_charclass_posixl;
3368 typedef struct regnode_ssc regnode_ssc;
3369 typedef struct RExC_state_t RExC_state_t;
3370 struct _reg_trie_data;
3374 struct ptr_tbl_ent {
3375 struct ptr_tbl_ent* next;
3381 struct ptr_tbl_ent** tbl_ary;
3384 struct ptr_tbl_arena *tbl_arena;
3385 struct ptr_tbl_ent *tbl_arena_next;
3386 struct ptr_tbl_ent *tbl_arena_end;
3389 #if defined(htonl) && !defined(HAS_HTONL)
3392 #if defined(htons) && !defined(HAS_HTONS)
3395 #if defined(ntohl) && !defined(HAS_NTOHL)
3398 #if defined(ntohs) && !defined(HAS_NTOHS)
3406 # if (BYTEORDER & 0xffff) == 0x4321
3407 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3408 re-order their values. However, to behave identically to the alternative
3409 implementations, they should truncate to the correct size. */
3410 # define ntohl(x) ((x)&0xFFFFFFFF)
3411 # define htonl(x) ntohl(x)
3412 # define ntohs(x) ((x)&0xFFFF)
3413 # define htons(x) ntohs(x)
3414 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3416 /* Note that we can't straight out declare our own htonl and htons because
3417 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3418 to avoid the overhead of initialising the socket subsystem, but the headers
3419 that *declare* the various functions are still seen. If we declare our own
3420 htonl etc they will clash with the declarations in the Win32 headers. */
3422 PERL_STATIC_INLINE U32
3423 my_swap32(const U32 x) {
3424 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3425 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3428 PERL_STATIC_INLINE U16
3429 my_swap16(const U16 x) {
3430 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3433 # define htonl(x) my_swap32(x)
3434 # define ntohl(x) my_swap32(x)
3435 # define ntohs(x) my_swap16(x)
3436 # define htons(x) my_swap16(x)
3438 # error "Unsupported byteorder"
3439 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3440 the error message. Please check the value of the macro BYTEORDER, as defined
3441 in config.h. The values of BYTEORDER we expect are
3443 big endian little endian
3444 32 bit 0x4321 0x1234
3445 64 bit 0x87654321 0x12345678
3447 If you have a system with a different byte order, please see
3448 pod/perlhack.pod for how to submit a patch to add supporting code.
3454 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3457 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3458 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3459 re-order their values. However, to behave identically to the alternative
3460 implementations, they should truncate to the correct size. */
3461 # define vtohl(x) ((x)&0xFFFFFFFF)
3462 # define vtohs(x) ((x)&0xFFFF)
3463 # define htovl(x) vtohl(x)
3464 # define htovs(x) vtohs(x)
3465 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3466 # define vtohl(x) ((((x)&0xFF)<<24) \
3468 +(((x)&0x0000FF00)<<8) \
3469 +(((x)&0x00FF0000)>>8) )
3470 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3471 # define htovl(x) vtohl(x)
3472 # define htovs(x) vtohs(x)
3474 # error "Unsupported byteorder"
3475 /* If you have need for current perl on PDP-11 or similar, and can help test
3476 that blead keeps working on a mixed-endian system, then see
3477 pod/perlhack.pod for how to submit patches to things working again. */
3480 /* *MAX Plus 1. A floating point value.
3481 Hopefully expressed in a way that dodgy floating point can't mess up.
3482 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3484 May find that some broken compiler will want the value cast to I32.
3485 [after the shift, as signed >> may not be as secure as unsigned >>]
3487 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3488 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3489 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3490 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3491 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3493 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3495 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3496 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3497 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3499 /* This may look like unnecessary jumping through hoops, but converting
3500 out of range floating point values to integers *is* undefined behaviour,
3501 and it is starting to bite.
3504 #define I_32(what) (cast_i32((NV)(what)))
3505 #define U_32(what) (cast_ulong((NV)(what)))
3506 #define I_V(what) (cast_iv((NV)(what)))
3507 #define U_V(what) (cast_uv((NV)(what)))
3509 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3510 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3511 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3512 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3513 : ((n) < U32_MAX_P1 ? (U32) (n) \
3514 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3515 #define I_V(n) (LIKELY((n) < IV_MAX_P1) ? (UNLIKELY((n) < IV_MIN) ? IV_MIN : (IV) (n)) \
3516 : (LIKELY((n) < UV_MAX_P1) ? (IV)(UV) (n) \
3517 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3518 #define U_V(n) ((n) < 0.0 ? (UNLIKELY((n) < IV_MIN) ? (UV) IV_MIN : (UV)(IV) (n)) \
3519 : (LIKELY((n) < UV_MAX_P1) ? (UV) (n) \
3520 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3523 #define U_S(what) ((U16)U_32(what))
3524 #define U_I(what) ((unsigned int)U_32(what))
3525 #define U_L(what) U_32(what)
3528 # define Perl_signbit signbit
3531 /* These do not care about the fractional part, only about the range. */
3532 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3533 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3535 /* Used with UV/IV arguments: */
3536 /* XXXX: need to speed it up */
3537 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3538 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3545 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3546 Uid_t getuid (void);
3547 Uid_t geteuid (void);
3548 Gid_t getgid (void);
3549 Gid_t getegid (void);
3553 #ifndef Perl_debug_log
3554 # define Perl_debug_log PerlIO_stderr()
3557 #ifndef Perl_error_log
3558 # define Perl_error_log (PL_stderrgv \
3559 && isGV(PL_stderrgv) \
3560 && GvIOp(PL_stderrgv) \
3561 && IoOFP(GvIOp(PL_stderrgv)) \
3562 ? IoOFP(GvIOp(PL_stderrgv)) \
3567 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3568 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3569 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3570 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3571 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3572 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3573 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3574 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3575 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3576 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3577 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3578 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3579 /* U is reserved for Unofficial, exploratory hacking */
3580 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3581 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3582 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3583 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3584 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3585 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3586 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3587 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3588 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3589 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3590 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3591 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3592 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3593 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3594 #define DEBUG_L_FLAG 0x04000000 /*67108864*/
3595 #define DEBUG_MASK 0x07FFEFFF /* mask of all the standard flags */
3597 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3598 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3599 that something was done? */
3601 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3602 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3603 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3604 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3605 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3606 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3607 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3608 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3609 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3610 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3611 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3612 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3613 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3614 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3615 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3616 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3617 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3618 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3619 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3620 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3621 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3622 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3623 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3624 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3625 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3626 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3627 # define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
3628 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3629 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3630 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3634 # define DEBUG_p_TEST DEBUG_p_TEST_
3635 # define DEBUG_s_TEST DEBUG_s_TEST_
3636 # define DEBUG_l_TEST DEBUG_l_TEST_
3637 # define DEBUG_t_TEST DEBUG_t_TEST_
3638 # define DEBUG_o_TEST DEBUG_o_TEST_
3639 # define DEBUG_c_TEST DEBUG_c_TEST_
3640 # define DEBUG_P_TEST DEBUG_P_TEST_
3641 # define DEBUG_m_TEST DEBUG_m_TEST_
3642 # define DEBUG_f_TEST DEBUG_f_TEST_
3643 # define DEBUG_r_TEST DEBUG_r_TEST_
3644 # define DEBUG_x_TEST DEBUG_x_TEST_
3645 # define DEBUG_u_TEST DEBUG_u_TEST_
3646 # define DEBUG_U_TEST DEBUG_U_TEST_
3647 # define DEBUG_H_TEST DEBUG_H_TEST_
3648 # define DEBUG_X_TEST DEBUG_X_TEST_
3649 # define DEBUG_D_TEST DEBUG_D_TEST_
3650 # define DEBUG_S_TEST DEBUG_S_TEST_
3651 # define DEBUG_T_TEST DEBUG_T_TEST_
3652 # define DEBUG_R_TEST DEBUG_R_TEST_
3653 # define DEBUG_J_TEST DEBUG_J_TEST_
3654 # define DEBUG_v_TEST DEBUG_v_TEST_
3655 # define DEBUG_C_TEST DEBUG_C_TEST_
3656 # define DEBUG_A_TEST DEBUG_A_TEST_
3657 # define DEBUG_q_TEST DEBUG_q_TEST_
3658 # define DEBUG_M_TEST DEBUG_M_TEST_
3659 # define DEBUG_B_TEST DEBUG_B_TEST_
3660 # define DEBUG_L_TEST DEBUG_L_TEST_
3661 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3662 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3663 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3665 # define PERL_DEB(a) a
3666 # define PERL_DEBUG(a) if (PL_debug) a
3667 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3668 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3669 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3670 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3671 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3672 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3673 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3675 /* Temporarily turn off memory debugging in case the a
3676 * does memory allocation, either directly or indirectly. */
3677 # define DEBUG_m(a) \
3679 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3682 # define DEBUG__(t, a) \
3684 if (t) STMT_START {a;} STMT_END; \
3687 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3688 #ifndef PERL_EXT_RE_BUILD
3689 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3691 # define DEBUG_r(a) STMT_START {a;} STMT_END
3692 #endif /* PERL_EXT_RE_BUILD */
3693 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3694 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3695 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3696 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3697 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3698 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3699 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3700 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3701 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3703 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3704 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3705 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3706 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3707 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3708 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3709 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3710 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3711 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3712 # define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
3714 #else /* DEBUGGING */
3716 # define DEBUG_p_TEST (0)
3717 # define DEBUG_s_TEST (0)
3718 # define DEBUG_l_TEST (0)
3719 # define DEBUG_t_TEST (0)
3720 # define DEBUG_o_TEST (0)
3721 # define DEBUG_c_TEST (0)
3722 # define DEBUG_P_TEST (0)
3723 # define DEBUG_m_TEST (0)
3724 # define DEBUG_f_TEST (0)
3725 # define DEBUG_r_TEST (0)
3726 # define DEBUG_x_TEST (0)
3727 # define DEBUG_u_TEST (0)
3728 # define DEBUG_U_TEST (0)
3729 # define DEBUG_H_TEST (0)
3730 # define DEBUG_X_TEST (0)
3731 # define DEBUG_D_TEST (0)
3732 # define DEBUG_S_TEST (0)
3733 # define DEBUG_T_TEST (0)
3734 # define DEBUG_R_TEST (0)
3735 # define DEBUG_J_TEST (0)
3736 # define DEBUG_v_TEST (0)
3737 # define DEBUG_C_TEST (0)
3738 # define DEBUG_A_TEST (0)
3739 # define DEBUG_q_TEST (0)
3740 # define DEBUG_M_TEST (0)
3741 # define DEBUG_B_TEST (0)
3742 # define DEBUG_L_TEST (0)
3743 # define DEBUG_Xv_TEST (0)
3744 # define DEBUG_Uv_TEST (0)
3745 # define DEBUG_Pv_TEST (0)
3747 # define PERL_DEB(a)
3748 # define PERL_DEBUG(a)
3775 # define DEBUG_Xv(a)
3776 # define DEBUG_Uv(a)
3777 # define DEBUG_Pv(a)
3778 #endif /* DEBUGGING */
3781 #define DEBUG_SCOPE(where) \
3783 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3784 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3785 __FILE__, __LINE__));
3787 /* Keep the old croak based assert for those who want it, and as a fallback if
3788 the platform is so heretically non-ANSI that it can't assert. */
3790 #define Perl_assert(what) PERL_DEB( \
3791 ((what) ? ((void) 0) : \
3792 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3793 "\", line %d", STRINGIFY(what), __LINE__), \
3797 # define assert(what) Perl_assert(what)
3800 # define assert_(what) assert(what),
3802 # define assert_(what)
3806 I32 (*uf_val)(pTHX_ IV, SV*);
3807 I32 (*uf_set)(pTHX_ IV, SV*);
3811 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3812 * XS code wanting to be backward compatible can do something
3813 * like the following:
3815 #ifndef PERL_MG_UFUNC
3816 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3819 static PERL_MG_UFUNC(foo_get, index, val)
3829 #ifndef PERL_MG_UFUNC
3830 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3833 /* Fix these up for __STDC__ */
3834 #ifndef DONT_DECLARE_STD
3835 char *mktemp (char*);
3837 double atof (const char*);
3842 /* All of these are in stdlib.h or time.h for ANSI C */
3844 struct tm *gmtime(), *localtime();
3846 char *(strchr)(), *(strrchr)();
3847 char *(strcpy)(), *(strcat)();
3849 char *strchr(), *strrchr();
3850 char *strcpy(), *strcat();
3852 #endif /* ! STANDARD_C */
3859 double exp (double);
3860 double log (double);
3861 double log10 (double);
3862 double sqrt (double);
3863 double frexp (double,int*);
3864 double ldexp (double,int);
3865 double modf (double,double*);
3866 double sin (double);
3867 double cos (double);
3868 double atan2 (double,double);
3869 double pow (double,double);
3873 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3874 # define NV_INF LDBL_INFINITY
3876 #if !defined(NV_INF) && defined(DBL_INFINITY)
3877 # define NV_INF (NV)DBL_INFINITY
3879 #if !defined(NV_INF) && defined(INFINITY)
3880 # define NV_INF (NV)INFINITY
3882 #if !defined(NV_INF) && defined(INF)
3883 # define NV_INF (NV)INF
3885 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3886 # define NV_INF (NV)HUGE_VALL
3888 #if !defined(NV_INF) && defined(HUGE_VAL)
3889 # define NV_INF (NV)HUGE_VAL
3892 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3893 # if !defined(NV_NAN) && defined(LDBL_NAN)
3894 # define NV_NAN LDBL_NAN
3896 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3897 # define NV_NAN LDBL_QNAN
3899 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3900 # define NV_NAN LDBL_SNAN
3903 #if !defined(NV_NAN) && defined(DBL_NAN)
3904 # define NV_NAN (NV)DBL_NAN
3906 #if !defined(NV_NAN) && defined(DBL_QNAN)
3907 # define NV_NAN (NV)DBL_QNAN
3909 #if !defined(NV_NAN) && defined(DBL_SNAN)
3910 # define NV_NAN (NV)DBL_SNAN
3912 #if !defined(NV_NAN) && defined(QNAN)
3913 # define NV_NAN (NV)QNAN
3915 #if !defined(NV_NAN) && defined(SNAN)
3916 # define NV_NAN (NV)SNAN
3918 #if !defined(NV_NAN) && defined(NAN)
3919 # define NV_NAN (NV)NAN
3923 # if !defined(WIN32) && !defined(VMS)
3925 char *crypt (const char*, const char*);
3927 # endif /* !WIN32 */
3928 # ifndef DONT_DECLARE_STD
3930 char *getenv (const char*);
3931 # endif /* !getenv */
3932 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3933 # ifdef _FILE_OFFSET_BITS
3934 # if _FILE_OFFSET_BITS == 64
3935 Off_t lseek (int,Off_t,int);
3939 # endif /* !DONT_DECLARE_STD */
3942 char *getlogin (void);
3944 # endif /* !WIN32 */
3945 #endif /* !__cplusplus */
3947 /* Fixme on VMS. This needs to be a run-time, not build time options */
3948 /* Also rename() is affected by this */
3949 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3950 #define UNLINK unlnk
3951 I32 unlnk (pTHX_ const char*);
3953 #define UNLINK PerlLIO_unlink
3956 /* some versions of glibc are missing the setresuid() proto */
3957 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3958 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3960 /* some versions of glibc are missing the setresgid() proto */
3961 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3962 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3965 #ifndef HAS_SETREUID
3966 # ifdef HAS_SETRESUID
3967 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3968 # define HAS_SETREUID
3971 #ifndef HAS_SETREGID
3972 # ifdef HAS_SETRESGID
3973 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3974 # define HAS_SETREGID
3978 /* Sighandler_t defined in iperlsys.h */
3980 #ifdef HAS_SIGACTION
3981 typedef struct sigaction Sigsave_t;
3983 typedef Sighandler_t Sigsave_t;
3994 # define RUNOPS_DEFAULT Perl_runops_debug
3996 # define RUNOPS_DEFAULT Perl_runops_standard
3999 #if defined(USE_PERLIO)
4000 EXTERN_C void PerlIO_teardown(void);
4001 # ifdef USE_ITHREADS
4002 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4003 # define PERLIO_TERM \
4005 PerlIO_teardown(); \
4006 MUTEX_DESTROY(&PL_perlio_mutex);\
4009 # define PERLIO_INIT
4010 # define PERLIO_TERM PerlIO_teardown()
4013 # define PERLIO_INIT
4014 # define PERLIO_TERM
4018 # ifdef MUTEX_INIT_CALLS_MALLOC
4019 # define MALLOC_INIT \
4021 PL_malloc_mutex = NULL; \
4022 MUTEX_INIT(&PL_malloc_mutex); \
4024 # define MALLOC_TERM \
4026 perl_mutex tmp = PL_malloc_mutex; \
4027 PL_malloc_mutex = NULL; \
4028 MUTEX_DESTROY(&tmp); \
4031 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4032 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4035 # define MALLOC_INIT
4036 # define MALLOC_TERM
4039 #if defined(PERL_IMPLICIT_CONTEXT)
4041 struct perl_memory_debug_header;
4042 struct perl_memory_debug_header {
4044 # if defined(PERL_POISON) || defined(PERL_DEBUG_READONLY_COW)
4047 struct perl_memory_debug_header *prev;
4048 struct perl_memory_debug_header *next;
4049 # ifdef PERL_DEBUG_READONLY_COW
4054 #elif defined(PERL_DEBUG_READONLY_COW)
4056 struct perl_memory_debug_header;
4057 struct perl_memory_debug_header {
4063 #if defined (PERL_TRACK_MEMPOOL) || defined (PERL_DEBUG_READONLY_COW)
4065 # define PERL_MEMORY_DEBUG_HEADER_SIZE \
4066 (sizeof(struct perl_memory_debug_header) + \
4067 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4068 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4071 # define PERL_MEMORY_DEBUG_HEADER_SIZE 0
4074 #ifdef PERL_TRACK_MEMPOOL
4075 # ifdef PERL_DEBUG_READONLY_COW
4076 # define INIT_TRACK_MEMPOOL(header, interp) \
4078 (header).interpreter = (interp); \
4079 (header).prev = (header).next = &(header); \
4080 (header).readonly = 0; \
4083 # define INIT_TRACK_MEMPOOL(header, interp) \
4085 (header).interpreter = (interp); \
4086 (header).prev = (header).next = &(header); \
4090 # define INIT_TRACK_MEMPOOL(header, interp)
4093 #ifdef I_MALLOCMALLOC
4094 /* Needed for malloc_size(), malloc_good_size() on some systems */
4095 # include <malloc/malloc.h>
4099 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4101 # if defined(HAS_MALLOC_SIZE) && !defined(PERL_DEBUG_READONLY_COW)
4102 # ifdef PERL_TRACK_MEMPOOL
4103 # define Perl_safesysmalloc_size(where) \
4104 (malloc_size(((char *)(where)) - PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4106 # define Perl_safesysmalloc_size(where) malloc_size(where)
4109 # ifdef HAS_MALLOC_GOOD_SIZE
4110 # ifdef PERL_TRACK_MEMPOOL
4111 # define Perl_malloc_good_size(how_much) \
4112 (malloc_good_size((how_much) + PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4114 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4117 /* Having this as the identity operation makes some code simpler. */
4118 # define Perl_malloc_good_size(how_much) (how_much)
4122 typedef int (*runops_proc_t)(pTHX);
4123 typedef void (*share_proc_t) (pTHX_ SV *sv);
4124 typedef int (*thrhook_proc_t) (pTHX);
4125 typedef OP* (*PPADDR_t[]) (pTHX);
4126 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4127 typedef void (*despatch_signals_proc_t) (pTHX);
4129 #if defined(__DYNAMIC__) && defined(PERL_DARWIN) && defined(PERL_CORE)
4130 # include <crt_externs.h> /* for the env array */
4131 # define environ (*_NSGetEnviron())
4133 /* VMS and some other platforms don't use the environ array */
4134 # ifdef USE_ENVIRON_ARRAY
4135 # if !defined(DONT_DECLARE_STD) || \
4136 (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \
4138 extern char ** environ; /* environment variables supplied via exec */
4143 #define PERL_PATCHLEVEL_H_IMPLICIT
4144 #include "patchlevel.h"
4145 #undef PERL_PATCHLEVEL_H_IMPLICIT
4147 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4148 STRINGIFY(PERL_VERSION) "." \
4149 STRINGIFY(PERL_SUBVERSION)
4151 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4152 STRINGIFY(PERL_API_VERSION) "." \
4153 STRINGIFY(PERL_API_SUBVERSION)
4157 /* handy constants */
4158 EXTCONST char PL_warn_uninit[]
4159 INIT("Use of uninitialized value%s%s%s");
4160 EXTCONST char PL_warn_uninit_sv[]
4161 INIT("Use of uninitialized value%" SVf "%s%s");
4162 EXTCONST char PL_warn_nosemi[]
4163 INIT("Semicolon seems to be missing");
4164 EXTCONST char PL_warn_reserved[]
4165 INIT("Unquoted string \"%s\" may clash with future reserved word");
4166 EXTCONST char PL_warn_nl[]
4167 INIT("Unsuccessful %s on filename containing newline");
4168 EXTCONST char PL_no_wrongref[]
4169 INIT("Can't use %s ref as %s ref");
4170 /* The core no longer needs these here. If you require the string constant,
4171 please inline a copy into your own code. */
4172 EXTCONST char PL_no_symref[] __attribute__deprecated__
4173 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4174 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4175 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4176 EXTCONST char PL_no_usym[]
4177 INIT("Can't use an undefined value as %s reference");
4178 EXTCONST char PL_no_aelem[]
4179 INIT("Modification of non-creatable array value attempted, subscript %d");
4180 EXTCONST char PL_no_helem_sv[]
4181 INIT("Modification of non-creatable hash value attempted, subscript \"%" SVf "\"");
4182 EXTCONST char PL_no_modify[]
4183 INIT("Modification of a read-only value attempted");
4184 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4185 INIT("Out of memory!\n");
4186 EXTCONST char PL_no_security[]
4187 INIT("Insecure dependency in %s%s");
4188 EXTCONST char PL_no_sock_func[]
4189 INIT("Unsupported socket function \"%s\" called");
4190 EXTCONST char PL_no_dir_func[]
4191 INIT("Unsupported directory function \"%s\" called");
4192 EXTCONST char PL_no_func[]
4193 INIT("The %s function is unimplemented");
4194 EXTCONST char PL_no_myglob[]
4195 INIT("\"%s\" variable %s can't be in a package");
4196 EXTCONST char PL_no_localize_ref[]
4197 INIT("Can't localize through a reference");
4198 EXTCONST char PL_memory_wrap[]
4199 INIT("panic: memory wrap");
4201 EXTCONST char PL_Yes[]
4203 EXTCONST char PL_No[]
4205 EXTCONST char PL_hexdigit[]
4206 INIT("0123456789abcdef0123456789ABCDEF");
4208 /* This is constant on most architectures, a global on OS/2 */
4210 EXTCONST char PL_sh_path[]
4211 INIT(SH_PATH); /* full path of shell */
4215 EXTCONST char PL_cshname[]
4217 # define PL_cshlen (sizeof(CSH "") - 1)
4220 /* These are baked at compile time into any shared perl library.
4221 In future releases this will allow us in main() to sanity test the
4222 library we're linking against. */
4224 EXTCONST U8 PL_revision
4225 INIT(PERL_REVISION);
4226 EXTCONST U8 PL_version
4228 EXTCONST U8 PL_subversion
4229 INIT(PERL_SUBVERSION);
4231 EXTCONST char PL_uuemap[65]
4232 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4235 EXTCONST char PL_uudmap[256] =
4237 # include "uuudmap.h"
4239 # include "uudmap.h"
4242 EXTCONST char PL_bitcount[256] =
4244 # include "ubitcount.h"
4246 # include "bitcount.h"
4249 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4250 EXTCONST int PL_sig_num[] = { SIG_NUM };
4252 EXTCONST char PL_uudmap[256];
4253 EXTCONST char PL_bitcount[256];
4254 EXTCONST char* const PL_sig_name[];
4255 EXTCONST int PL_sig_num[];
4258 /* fast conversion and case folding tables. The folding tables complement the
4259 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4260 * folds such as outside the range or to multiple characters. */
4265 /* The EBCDIC fold table depends on the code page, and hence is found in
4268 EXTCONST unsigned char PL_fold[] = {
4269 0, 1, 2, 3, 4, 5, 6, 7,
4270 8, 9, 10, 11, 12, 13, 14, 15,
4271 16, 17, 18, 19, 20, 21, 22, 23,
4272 24, 25, 26, 27, 28, 29, 30, 31,
4273 32, 33, 34, 35, 36, 37, 38, 39,
4274 40, 41, 42, 43, 44, 45, 46, 47,
4275 48, 49, 50, 51, 52, 53, 54, 55,
4276 56, 57, 58, 59, 60, 61, 62, 63,
4277 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4278 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4279 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4280 'x', 'y', 'z', 91, 92, 93, 94, 95,
4281 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4282 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4283 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4284 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4285 128, 129, 130, 131, 132, 133, 134, 135,
4286 136, 137, 138, 139, 140, 141, 142, 143,
4287 144, 145, 146, 147, 148, 149, 150, 151,
4288 152, 153, 154, 155, 156, 157, 158, 159,
4289 160, 161, 162, 163, 164, 165, 166, 167,
4290 168, 169, 170, 171, 172, 173, 174, 175,
4291 176, 177, 178, 179, 180, 181, 182, 183,
4292 184, 185, 186, 187, 188, 189, 190, 191,
4293 192, 193, 194, 195, 196, 197, 198, 199,
4294 200, 201, 202, 203, 204, 205, 206, 207,
4295 208, 209, 210, 211, 212, 213, 214, 215,
4296 216, 217, 218, 219, 220, 221, 222, 223,
4297 224, 225, 226, 227, 228, 229, 230, 231,
4298 232, 233, 234, 235, 236, 237, 238, 239,
4299 240, 241, 242, 243, 244, 245, 246, 247,
4300 248, 249, 250, 251, 252, 253, 254, 255
4302 EXTCONST unsigned char PL_fold_latin1[] = {
4303 /* Full latin1 complement folding, except for three problematic code points:
4304 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4305 * fold complements outside the Latin1 range, so can't match something
4306 * that isn't in utf8.
4307 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4308 * not one, so can't be represented in this table.
4310 * All have to be specially handled */
4311 0, 1, 2, 3, 4, 5, 6, 7,
4312 8, 9, 10, 11, 12, 13, 14, 15,
4313 16, 17, 18, 19, 20, 21, 22, 23,
4314 24, 25, 26, 27, 28, 29, 30, 31,
4315 32, 33, 34, 35, 36, 37, 38, 39,
4316 40, 41, 42, 43, 44, 45, 46, 47,
4317 48, 49, 50, 51, 52, 53, 54, 55,
4318 56, 57, 58, 59, 60, 61, 62, 63,
4319 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4320 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4321 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4322 'x', 'y', 'z', 91, 92, 93, 94, 95,
4323 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4324 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4325 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4326 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4327 128, 129, 130, 131, 132, 133, 134, 135,
4328 136, 137, 138, 139, 140, 141, 142, 143,
4329 144, 145, 146, 147, 148, 149, 150, 151,
4330 152, 153, 154, 155, 156, 157, 158, 159,
4331 160, 161, 162, 163, 164, 165, 166, 167,
4332 168, 169, 170, 171, 172, 173, 174, 175,
4333 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4334 184, 185, 186, 187, 188, 189, 190, 191,
4335 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4336 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4337 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4338 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4339 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4340 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4341 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4342 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4343 255 /* y with diaeresis */
4346 /* If these tables are accessed through ebcdic, the access will be converted to
4348 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4349 0, 1, 2, 3, 4, 5, 6, 7,
4350 8, 9, 10, 11, 12, 13, 14, 15,
4351 16, 17, 18, 19, 20, 21, 22, 23,
4352 24, 25, 26, 27, 28, 29, 30, 31,
4353 32, 33, 34, 35, 36, 37, 38, 39,
4354 40, 41, 42, 43, 44, 45, 46, 47,
4355 48, 49, 50, 51, 52, 53, 54, 55,
4356 56, 57, 58, 59, 60, 61, 62, 63,
4357 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4358 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4359 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4360 'x', 'y', 'z', 91, 92, 93, 94, 95,
4361 96, 97, 98, 99, 100, 101, 102, 103,
4362 104, 105, 106, 107, 108, 109, 110, 111,
4363 112, 113, 114, 115, 116, 117, 118, 119,
4364 120, 121, 122, 123, 124, 125, 126, 127,
4365 128, 129, 130, 131, 132, 133, 134, 135,
4366 136, 137, 138, 139, 140, 141, 142, 143,
4367 144, 145, 146, 147, 148, 149, 150, 151,
4368 152, 153, 154, 155, 156, 157, 158, 159,
4369 160, 161, 162, 163, 164, 165, 166, 167,
4370 168, 169, 170, 171, 172, 173, 174, 175,
4371 176, 177, 178, 179, 180, 181, 182, 183,
4372 184, 185, 186, 187, 188, 189, 190, 191,
4373 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4374 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4375 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4376 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4377 224, 225, 226, 227, 228, 229, 230, 231,
4378 232, 233, 234, 235, 236, 237, 238, 239,
4379 240, 241, 242, 243, 244, 245, 246, 247,
4380 248, 249, 250, 251, 252, 253, 254, 255
4383 /* upper and title case of latin1 characters, modified so that the three tricky
4384 * ones are mapped to 255 (which is one of the three) */
4385 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4386 0, 1, 2, 3, 4, 5, 6, 7,
4387 8, 9, 10, 11, 12, 13, 14, 15,
4388 16, 17, 18, 19, 20, 21, 22, 23,
4389 24, 25, 26, 27, 28, 29, 30, 31,
4390 32, 33, 34, 35, 36, 37, 38, 39,
4391 40, 41, 42, 43, 44, 45, 46, 47,
4392 48, 49, 50, 51, 52, 53, 54, 55,
4393 56, 57, 58, 59, 60, 61, 62, 63,
4394 64, 65, 66, 67, 68, 69, 70, 71,
4395 72, 73, 74, 75, 76, 77, 78, 79,
4396 80, 81, 82, 83, 84, 85, 86, 87,
4397 88, 89, 90, 91, 92, 93, 94, 95,
4398 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4399 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4400 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4401 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4402 128, 129, 130, 131, 132, 133, 134, 135,
4403 136, 137, 138, 139, 140, 141, 142, 143,
4404 144, 145, 146, 147, 148, 149, 150, 151,
4405 152, 153, 154, 155, 156, 157, 158, 159,
4406 160, 161, 162, 163, 164, 165, 166, 167,
4407 168, 169, 170, 171, 172, 173, 174, 175,
4408 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4409 184, 185, 186, 187, 188, 189, 190, 191,
4410 192, 193, 194, 195, 196, 197, 198, 199,
4411 200, 201, 202, 203, 204, 205, 206, 207,
4412 208, 209, 210, 211, 212, 213, 214, 215,
4413 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4414 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4415 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4416 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4417 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4419 #endif /* !EBCDIC, but still in DOINIT */
4420 #else /* ! DOINIT */
4422 EXTCONST unsigned char PL_fold[];
4423 EXTCONST unsigned char PL_fold_latin1[];
4424 EXTCONST unsigned char PL_mod_latin1_uc[];
4425 EXTCONST unsigned char PL_latin1_lc[];
4429 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4431 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4432 0, 1, 2, 3, 4, 5, 6, 7,
4433 8, 9, 10, 11, 12, 13, 14, 15,
4434 16, 17, 18, 19, 20, 21, 22, 23,
4435 24, 25, 26, 27, 28, 29, 30, 31,
4436 32, 33, 34, 35, 36, 37, 38, 39,
4437 40, 41, 42, 43, 44, 45, 46, 47,
4438 48, 49, 50, 51, 52, 53, 54, 55,
4439 56, 57, 58, 59, 60, 61, 62, 63,
4440 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4441 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4442 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4443 'x', 'y', 'z', 91, 92, 93, 94, 95,
4444 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4445 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4446 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4447 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4448 128, 129, 130, 131, 132, 133, 134, 135,
4449 136, 137, 138, 139, 140, 141, 142, 143,
4450 144, 145, 146, 147, 148, 149, 150, 151,
4451 152, 153, 154, 155, 156, 157, 158, 159,
4452 160, 161, 162, 163, 164, 165, 166, 167,
4453 168, 169, 170, 171, 172, 173, 174, 175,
4454 176, 177, 178, 179, 180, 181, 182, 183,
4455 184, 185, 186, 187, 188, 189, 190, 191,
4456 192, 193, 194, 195, 196, 197, 198, 199,
4457 200, 201, 202, 203, 204, 205, 206, 207,
4458 208, 209, 210, 211, 212, 213, 214, 215,
4459 216, 217, 218, 219, 220, 221, 222, 223,
4460 224, 225, 226, 227, 228, 229, 230, 231,
4461 232, 233, 234, 235, 236, 237, 238, 239,
4462 240, 241, 242, 243, 244, 245, 246, 247,
4463 248, 249, 250, 251, 252, 253, 254, 255
4466 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4468 #endif /* !PERL_GLOBAL_STRUCT */
4472 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4473 1, 2, 84, 151, 154, 155, 156, 157,
4474 165, 246, 250, 3, 158, 7, 18, 29,
4475 40, 51, 62, 73, 85, 96, 107, 118,
4476 129, 140, 147, 148, 149, 150, 152, 153,
4477 255, 6, 8, 9, 10, 11, 12, 13,
4478 14, 15, 24, 25, 26, 27, 28, 226,
4479 29, 30, 31, 32, 33, 43, 44, 45,
4480 46, 47, 48, 49, 50, 76, 77, 78,
4481 79, 80, 81, 82, 83, 84, 85, 86,
4482 87, 94, 95, 234, 181, 233, 187, 190,
4483 180, 96, 97, 98, 99, 100, 101, 102,
4484 104, 112, 182, 174, 236, 232, 229, 103,
4485 228, 226, 114, 115, 116, 117, 118, 119,
4486 120, 121, 122, 235, 176, 230, 194, 162,
4487 130, 131, 132, 133, 134, 135, 136, 137,
4488 138, 139, 201, 205, 163, 217, 220, 224,
4489 5, 248, 227, 244, 242, 255, 241, 231,
4490 240, 253, 16, 197, 19, 20, 21, 187,
4491 23, 169, 210, 245, 237, 249, 247, 239,
4492 168, 252, 34, 196, 36, 37, 38, 39,
4493 41, 42, 251, 254, 238, 223, 221, 213,
4494 225, 177, 52, 53, 54, 55, 56, 57,
4495 58, 59, 60, 61, 63, 64, 65, 66,
4496 67, 68, 69, 70, 71, 72, 74, 75,
4497 205, 208, 186, 202, 200, 218, 198, 179,
4498 178, 214, 88, 89, 90, 91, 92, 93,
4499 217, 166, 170, 207, 199, 209, 206, 204,
4500 160, 212, 105, 106, 108, 109, 110, 111,
4501 203, 113, 216, 215, 192, 175, 193, 243,
4502 172, 161, 123, 124, 125, 126, 127, 128,
4503 222, 219, 211, 195, 188, 193, 185, 184,
4504 191, 183, 141, 142, 143, 144, 145, 146
4506 #else /* ascii rather than ebcdic */
4507 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4508 1, 2, 84, 151, 154, 155, 156, 157,
4509 165, 246, 250, 3, 158, 7, 18, 29,
4510 40, 51, 62, 73, 85, 96, 107, 118,
4511 129, 140, 147, 148, 149, 150, 152, 153,
4512 255, 182, 224, 205, 174, 176, 180, 217,
4513 233, 232, 236, 187, 235, 228, 234, 226,
4514 222, 219, 211, 195, 188, 193, 185, 184,
4515 191, 183, 201, 229, 181, 220, 194, 162,
4516 163, 208, 186, 202, 200, 218, 198, 179,
4517 178, 214, 166, 170, 207, 199, 209, 206,
4518 204, 160, 212, 216, 215, 192, 175, 173,
4519 243, 172, 161, 190, 203, 189, 164, 230,
4520 167, 248, 227, 244, 242, 255, 241, 231,
4521 240, 253, 169, 210, 245, 237, 249, 247,
4522 239, 168, 252, 251, 254, 238, 223, 221,
4523 213, 225, 177, 197, 171, 196, 159, 4,
4524 5, 6, 8, 9, 10, 11, 12, 13,
4525 14, 15, 16, 17, 19, 20, 21, 22,
4526 23, 24, 25, 26, 27, 28, 30, 31,
4527 32, 33, 34, 35, 36, 37, 38, 39,
4528 41, 42, 43, 44, 45, 46, 47, 48,
4529 49, 50, 52, 53, 54, 55, 56, 57,
4530 58, 59, 60, 61, 63, 64, 65, 66,
4531 67, 68, 69, 70, 71, 72, 74, 75,
4532 76, 77, 78, 79, 80, 81, 82, 83,
4533 86, 87, 88, 89, 90, 91, 92, 93,
4534 94, 95, 97, 98, 99, 100, 101, 102,
4535 103, 104, 105, 106, 108, 109, 110, 111,
4536 112, 113, 114, 115, 116, 117, 119, 120,
4537 121, 122, 123, 124, 125, 126, 127, 128,
4538 130, 131, 132, 133, 134, 135, 136, 137,
4539 138, 139, 141, 142, 143, 144, 145, 146
4543 EXTCONST unsigned char PL_freq[];
4546 /* Although only used for debugging, these constants must be available in
4547 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4548 * which has DEBUGGING enabled always */
4550 EXTCONST char* const PL_block_type[] = {
4565 EXTCONST char* PL_block_type[];
4568 /* These are all the compile time options that affect binary compatibility.
4569 Other compile time options that are binary compatible are in perl.c
4570 Both are combined for the output of perl -V
4571 However, this string will be embedded in any shared perl library, which will
4572 allow us add a comparison check in perlmain.c in the near future. */
4574 EXTCONST char PL_bincompat_options[] =
4575 # ifdef DEBUG_LEAKING_SCALARS
4576 " DEBUG_LEAKING_SCALARS"
4578 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4579 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4587 # ifdef HAVE_INTERP_INTERN
4588 " HAVE_INTERP_INTERN"
4590 # ifdef MULTIPLICITY
4596 # ifdef PERLIO_LAYERS
4599 # ifdef PERL_DEBUG_READONLY_COW
4600 " PERL_DEBUG_READONLY_COW"
4602 # ifdef PERL_DEBUG_READONLY_OPS
4603 " PERL_DEBUG_READONLY_OPS"
4605 # ifdef PERL_GLOBAL_STRUCT
4606 " PERL_GLOBAL_STRUCT"
4608 # ifdef PERL_IMPLICIT_CONTEXT
4609 " PERL_IMPLICIT_CONTEXT"
4611 # ifdef PERL_IMPLICIT_SYS
4612 " PERL_IMPLICIT_SYS"
4620 # ifdef PERL_NEED_APPCTX
4623 # ifdef PERL_NEED_TIMESBASE
4624 " PERL_NEED_TIMESBASE"
4626 # ifdef PERL_OLD_COPY_ON_WRITE
4627 " PERL_OLD_COPY_ON_WRITE"
4632 # ifdef PERL_SAWAMPERSAND
4633 " PERL_SAWAMPERSAND"
4635 # ifdef PERL_TRACK_MEMPOOL
4636 " PERL_TRACK_MEMPOOL"
4638 # ifdef PERL_USES_PL_PIDSTATUS
4639 " PERL_USES_PL_PIDSTATUS"
4641 # ifdef USE_64_BIT_ALL
4644 # ifdef USE_64_BIT_INT
4650 # ifdef USE_ITHREADS
4653 # ifdef USE_LARGE_FILES
4656 # ifdef USE_LOCALE_COLLATE
4657 " USE_LOCALE_COLLATE"
4659 # ifdef USE_LOCALE_NUMERIC
4660 " USE_LOCALE_NUMERIC"
4662 # ifdef USE_LONG_DOUBLE
4668 # ifdef USE_REENTRANT_API
4669 " USE_REENTRANT_API"
4674 # ifdef VMS_DO_SOCKETS
4677 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4678 " VMS_SHORTEN_LONG_SYMBOLS"
4680 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4681 " VMS_SYMBOL_CASE_AS_IS"
4685 EXTCONST char PL_bincompat_options[];
4688 #ifndef PERL_SET_PHASE
4689 # define PERL_SET_PHASE(new_phase) \
4690 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4691 PL_phase = new_phase;
4694 /* The interpreter phases. If these ever change, PL_phase_names right below will
4695 * need to be updated accordingly. */
4697 PERL_PHASE_CONSTRUCT = 0,
4698 PERL_PHASE_START = 1,
4699 PERL_PHASE_CHECK = 2,
4700 PERL_PHASE_INIT = 3,
4703 PERL_PHASE_DESTRUCT = 6
4707 EXTCONST char *const PL_phase_names[] = {
4717 EXTCONST char *const PL_phase_names[];
4721 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4722 * instead of using the newer PL_phase, which provides everything PL_dirty
4723 * provided, and more. */
4724 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4726 # define PL_amagic_generation PL_na
4727 #endif /* !PERL_CORE */
4729 #define PL_hints PL_compiling.cop_hints
4733 /*****************************************************************************/
4734 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4735 /*****************************************************************************/
4736 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4739 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4748 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4760 XTERMORDORDOR /* evil hack */
4761 /* update exp_name[] in toke.c if adding to this enum */
4764 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4765 special and there is no need for HINT_PRIVATE_MASK for COPs
4766 However, bitops store HINT_INTEGER in their op_private.
4768 NOTE: The typical module using these has the bit value hard-coded, so don't
4769 blindly change the values of these.
4771 If we run out of bits, the 2 locale ones could be combined. The PARTIAL one
4772 is for "use locale 'FOO'" which excludes some categories. It requires going
4773 to %^H to find out which are in and which are out. This could be extended
4774 for the normal case of a plain HINT_LOCALE, so that %^H would be used for
4776 #define HINT_INTEGER 0x00000001 /* integer pragma */
4777 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4778 #define HINT_LOCALE 0x00000004 /* locale pragma */
4779 #define HINT_BYTES 0x00000008 /* bytes pragma */
4780 #define HINT_LOCALE_PARTIAL 0x00000010 /* locale, but a subset of categories */
4782 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4783 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4784 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4786 #define HINT_BLOCK_SCOPE 0x00000100
4787 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4788 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4789 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4791 /* The HINT_NEW_* constants are used by the overload pragma */
4792 #define HINT_NEW_INTEGER 0x00001000
4793 #define HINT_NEW_FLOAT 0x00002000
4794 #define HINT_NEW_BINARY 0x00004000
4795 #define HINT_NEW_STRING 0x00008000
4796 #define HINT_NEW_RE 0x00010000
4797 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4798 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4799 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4801 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4802 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4804 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4805 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4807 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4809 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4811 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4813 /* Note: Used for NATIVE_HINTS, currently
4814 defined by vms/vmsish.h:
4819 /* The following are stored in $^H{sort}, not in PL_hints */
4820 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4821 #define HINT_SORT_QUICKSORT 0x00000001
4822 #define HINT_SORT_MERGESORT 0x00000002
4823 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4825 /* flags for PL_sawampersand */
4827 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4828 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4829 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4831 #ifndef PERL_SAWAMPERSAND
4832 # define PL_sawampersand \
4833 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4836 /* Various states of the input record separator SV (rs) */
4837 #define RsSNARF(sv) (! SvOK(sv))
4838 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4839 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4840 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4842 /* A struct for keeping various DEBUGGING related stuff,
4843 * neatly packed. Currently only scratch variables for
4844 * constructing debug output are included. Needed always,
4845 * not just when DEBUGGING, though, because of the re extension. c*/
4846 struct perl_debug_pad {
4850 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4851 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4852 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4855 /* Enable variables which are pointers to functions */
4856 typedef void (*peep_t)(pTHX_ OP* o);
4857 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4858 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4859 char* strend, char* strbeg, I32 minend,
4860 SV* screamer, void* data, U32 flags);
4861 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4862 char *strpos, char *strend,
4864 re_scream_pos_data *d);
4865 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4866 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4867 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4868 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4870 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4871 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4872 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4873 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4874 typedef void (*XSINIT_t) (pTHX);
4875 typedef void (*ATEXIT_t) (pTHX_ void*);
4876 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4878 typedef OP* (*Perl_ppaddr_t)(pTHX);
4879 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4880 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4881 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);