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 /* NOTE 1: that with gcc -std=c89 the __STDC_VERSION__ is *not* defined
32 * because the __STDC_VERSION__ became a thing only with C90. Therefore,
33 * with gcc, HAS_C99 will never become true as long as we use -std=c89.
35 * NOTE 2: headers lie. Do not expect that if HAS_C99 gets to be true,
36 * all the C99 features are there and are correct. */
37 #if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \
38 defined(_STDC_C99) || defined(__c99)
42 /* See L<perlguts/"The Perl API"> for detailed notes on
43 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
45 /* Note that from here --> to <-- the same logic is
46 * repeated in makedef.pl, so be certain to update
47 * both places when editing. */
50 # if !defined(MULTIPLICITY)
55 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
56 # ifndef PERL_GLOBAL_STRUCT
57 # define PERL_GLOBAL_STRUCT
61 #ifdef PERL_GLOBAL_STRUCT
68 # ifndef PERL_IMPLICIT_CONTEXT
69 # define PERL_IMPLICIT_CONTEXT
73 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
79 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
86 # include "symbian/symbian_proto.h"
89 /* Any stack-challenged places. The limit varies (and often
90 * is configurable), but using more than a kilobyte of stack
91 * is usually dubious in these systems. */
92 #if defined(__SYMBIAN32__)
93 /* Symbian: need to work around the SDK features. *
94 * On WINS: MS VC5 generates calls to _chkstk, *
95 * if a "large" stack frame is allocated. *
96 * gcc on MARM does not generate calls like these. */
97 # define USE_HEAP_INSTEAD_OF_STACK
100 /* Use the reentrant APIs like localtime_r and getpwent_r */
101 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
102 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
103 # define USE_REENTRANT_API
106 /* <--- here ends the logic shared by perl.h and makedef.pl */
108 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
109 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
113 #undef START_EXTERN_C
117 # define START_EXTERN_C extern "C" {
118 # define END_EXTERN_C }
119 # define EXTERN_C extern "C"
121 # define START_EXTERN_C
122 # define END_EXTERN_C
123 # define EXTERN_C extern
126 /* Fallback definitions in case we don't have definitions from config.h.
127 This should only matter for systems that don't use Configure and
128 haven't been modified to define PERL_STATIC_INLINE yet.
130 #if !defined(PERL_STATIC_INLINE)
131 # ifdef HAS_STATIC_INLINE
132 # define PERL_STATIC_INLINE static inline
134 # define PERL_STATIC_INLINE static
138 #ifdef PERL_GLOBAL_STRUCT
139 # ifndef PERL_GET_VARS
140 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
141 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
142 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
144 # define PERL_GET_VARS() PL_VarsPtr
149 /* this used to be off by default, now its on, see perlio.h */
150 #define PERLIO_FUNCS_CONST
152 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
154 #ifdef PERL_GLOBAL_STRUCT
155 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
160 #ifdef PERL_IMPLICIT_CONTEXT
161 # ifndef MULTIPLICITY
162 # define MULTIPLICITY
164 # define tTHX PerlInterpreter*
165 # define pTHX tTHX my_perl PERL_UNUSED_DECL
166 # define aTHX my_perl
167 # define aTHXa(a) aTHX = (tTHX)a
168 # ifdef PERL_GLOBAL_STRUCT
169 # define dTHXa(a) dVAR; pTHX = (tTHX)a
171 # define dTHXa(a) pTHX = (tTHX)a
173 # ifdef PERL_GLOBAL_STRUCT
174 # define dTHX dVAR; pTHX = PERL_GET_THX
176 # define dTHX pTHX = PERL_GET_THX
190 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
191 # define PERL_TRACK_MEMPOOL
194 # undef PERL_TRACK_MEMPOOL
197 #define STATIC static
200 /* Do not use these macros. They were part of PERL_OBJECT, which was an
201 * implementation of multiplicity using C++ objects. They have been left
202 * here solely for the sake of XS code which has incorrectly
205 #define CPERLscope(x) x
206 #define CPERLarg void
209 #define PERL_OBJECT_THIS
210 #define _PERL_OBJECT_THIS
211 #define PERL_OBJECT_THIS_
212 #define CALL_FPTR(fptr) (*fptr)
213 #define MEMBER_TO_FPTR(name) name
214 #endif /* !PERL_CORE */
216 #define CALLRUNOPS PL_runops
218 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
220 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
221 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
222 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
223 (strbeg),(minend),(sv),(data),(flags))
224 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
225 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
226 (strend),(flags),(data))
227 #define CALLREG_INTUIT_STRING(prog) \
228 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
230 #define CALLREGFREE(prog) \
231 Perl_pregfree(aTHX_ (prog))
233 #define CALLREGFREE_PVT(prog) \
234 if(prog) RX_ENGINE(prog)->rxfree(aTHX_ (prog))
236 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
237 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
239 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
240 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
242 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
243 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
245 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
246 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
248 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
249 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
251 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
252 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
254 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
255 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
257 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
258 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
260 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
261 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
263 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
264 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
266 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
267 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
269 #define CALLREG_NAMED_BUFF_COUNT(rx) \
270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
272 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
275 #define CALLREG_PACKAGE(rx) \
276 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
278 #if defined(USE_ITHREADS)
279 #define CALLREGDUPE(prog,param) \
280 Perl_re_dup(aTHX_ (prog),(param))
282 #define CALLREGDUPE_PVT(prog,param) \
283 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
292 * Because of backward compatibility reasons the PERL_UNUSED_DECL
293 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
295 * Note that there are C compilers such as MetroWerks CodeWarrior
296 * which do not have an "inlined" way (like the gcc __attribute__) of
297 * marking unused variables (they need e.g. a #pragma) and therefore
298 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
299 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
303 #if defined(__SYMBIAN32__) && defined(__GNUC__)
305 # define PERL_UNUSED_DECL
307 # define PERL_UNUSED_DECL __attribute__((unused))
311 #ifndef PERL_UNUSED_DECL
312 # if defined(HASATTRIBUTE_UNUSED) && (!defined(__cplusplus) || (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)))
313 # define PERL_UNUSED_DECL __attribute__unused__
315 # define PERL_UNUSED_DECL
320 * for silencing unused variables that are actually used most of the time,
321 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs,
322 * or variables/arguments that are used only in certain configurations.
324 #ifndef PERL_UNUSED_ARG
325 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
327 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
329 # define PERL_UNUSED_ARG(x) ((void)sizeof(x))
332 #ifndef PERL_UNUSED_VAR
333 # define PERL_UNUSED_VAR(x) ((void)sizeof(x))
336 #if defined(USE_ITHREADS) || defined(PERL_GLOBAL_STRUCT)
337 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
339 # define PERL_UNUSED_CONTEXT
342 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
343 * g++ allows them but seems to have problems with them
344 * (insane errors ensue).
345 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
347 #if defined(PERL_GCC_PEDANTIC) || \
348 (defined(__GNUC__) && defined(__cplusplus) && \
349 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
350 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
351 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
355 /* Use PERL_UNUSED_RESULT() to suppress the warnings about unused results
356 * of function calls, e.g. PERL_UNUSED_RESULT(foo(a, b)).
358 * The main reason for this is that the combination of gcc -Wunused-result
359 * (part of -Wall) and the __attribute__((warn_unused_result)) cannot
360 * be silenced with casting to void. This causes trouble when the system
361 * header files use the attribute.
363 * Use PERL_UNUSED_RESULT sparingly, though, since usually the warning
364 * is there for a good reason: you might lose success/failure information,
365 * or leak resources, or changes in resources.
367 * But sometimes you just want to ignore the return value, e.g. on
368 * codepaths soon ending up in abort, or in "best effort" attempts,
369 * or in situations where there is no good way to handle failures.
371 * Sometimes PERL_UNUSED_RESULT might not be the most natural way:
372 * another possibility is that you can capture the return value
373 * and use PERL_UNUSED_VAR on that.
375 * The __typeof__() is used instead of typeof() since typeof() is not
376 * available under strict C89, and because of compilers masquerading
377 * as gcc (clang and icc), we want exactly the gcc extension
378 * __typeof__ and nothing else.
380 #ifndef PERL_UNUSED_RESULT
381 # if defined(__GNUC__) && defined(HASATTRIBUTE_WARN_UNUSED_RESULT)
382 # define PERL_UNUSED_RESULT(v) STMT_START { __typeof__(v) z = (v); (void)sizeof(z); } STMT_END
384 # define PERL_UNUSED_RESULT(v) ((void)(v))
388 /* on gcc (and clang), specify that a warning should be temporarily
391 * GCC_DIAG_IGNORE(-Wmultichar);
395 * based on http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
397 * Note that "pragma GCC diagnostic push/pop" was added in GCC 4.6, Mar 2011;
398 * clang only pretends to be GCC 4.2, but still supports push/pop.
400 * Note on usage: on non-gcc (or lookalike, like clang) compilers
401 * one cannot use these at file (global) level without warnings
402 * since they are defined as empty, which leads into the terminating
403 * semicolon being left alone on a line:
405 * which makes compilers mildly cranky. Therefore at file level one
406 * should use the GCC_DIAG_IGNORE and GCC_DIAG_RESTORE_FILE *without*
409 * (A dead-on-arrival solution would be to try to define the macros as
410 * NOOP or dNOOP, those don't work both inside functions and outside.)
413 #if defined(__clang__) || defined(__clang) || \
414 (defined( __GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406)
415 # define GCC_DIAG_PRAGMA(x) _Pragma (#x)
416 /* clang has "clang diagnostic" pragmas, but also understands gcc. */
417 # define GCC_DIAG_IGNORE(x) _Pragma("GCC diagnostic push") \
418 GCC_DIAG_PRAGMA(GCC diagnostic ignored #x)
419 # define GCC_DIAG_RESTORE _Pragma("GCC diagnostic pop")
421 # define GCC_DIAG_IGNORE(w)
422 # define GCC_DIAG_RESTORE
425 #define NOOP /*EMPTY*/(void)0
426 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
427 check in of thread.h, explaining why we need dNOOP at all: */
428 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
429 /* Declaring a *function*, instead of a variable, ensures that we don't rely
430 on being able to suppress "unused" warnings. */
432 #define dNOOP (void)0
434 #define dNOOP extern int Perl___notused(void)
438 /* Don't bother defining tTHX ; using it outside
439 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
445 # define aTHXa(a) NOOP
446 # define dTHXa(a) dNOOP
464 /* these are only defined for compatibility; should not be used internally */
465 #if !defined(pTHXo) && !defined(PERL_CORE)
467 # define pTHXo_ pTHX_
469 # define aTHXo_ aTHX_
471 # define dTHXoa(x) dTHXa(x)
475 # define pTHXx PerlInterpreter *my_perl
476 # define pTHXx_ pTHXx,
477 # define aTHXx my_perl
478 # define aTHXx_ aTHXx,
482 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
483 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
484 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
485 #ifdef PERL_IMPLICIT_SYS
486 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
487 # define dTHXs dVAR; dTHX
492 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
499 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
500 # ifndef PERL_USE_GCC_BRACE_GROUPS
501 # define PERL_USE_GCC_BRACE_GROUPS
506 * STMT_START { statements; } STMT_END;
507 * can be used as a single statement, as in
508 * if (x) STMT_START { ... } STMT_END; else ...
510 * Trying to select a version that gives no warnings...
512 #if !(defined(STMT_START) && defined(STMT_END))
513 # ifdef PERL_USE_GCC_BRACE_GROUPS
514 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
517 # define STMT_START do
518 # define STMT_END while (0)
522 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
523 # define BYTEORDER 0x1234
526 /* Overall memory policy? */
531 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
538 * The following contortions are brought to you on behalf of all the
539 * standards, semi-standards, de facto standards, not-so-de-facto standards
540 * of the world, as well as all the other botches anyone ever thought of.
541 * The basic theory is that if we work hard enough here, the rest of the
542 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
545 /* define this once if either system, instead of cluttering up the src */
546 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
550 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
551 # define STANDARD_C 1
554 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
555 # define DONT_DECLARE_STD 1
558 #if defined(HASVOLATILE) || defined(STANDARD_C)
559 # define VOL volatile
564 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
565 * you get a perl without taint support, but doubtlessly with a lesser
566 * degree of support. Do not do so unless you know exactly what it means
567 * technically, have a good reason to do so, and know exactly how the
568 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
569 * a potential security risk due to flat out ignoring the security-relevant
570 * taint flags. This being said, a perl without taint support compiled in
571 * has marginal run-time performance benefits.
572 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
573 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
574 * silently ignores -t/-T instead of throwing an exception.
576 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
577 * voids your nonexistent warranty!
579 #if defined(SILENT_NO_TAINT_SUPPORT) && !defined(NO_TAINT_SUPPORT)
580 # define NO_TAINT_SUPPORT 1
583 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
584 * operations into no-ops for a very modest speed-up. Enable only if you
585 * know what you're doing: tests and CPAN modules' tests are bound to fail.
587 #ifdef NO_TAINT_SUPPORT
589 # define TAINT_NOT NOOP
590 # define TAINT_IF(c) NOOP
591 # define TAINT_ENV() NOOP
592 # define TAINT_PROPER(s) NOOP
593 # define TAINT_set(s) NOOP
595 # define TAINTING_get 0
596 # define TAINTING_set(s) NOOP
597 # define TAINT_WARN_get 0
598 # define TAINT_WARN_set(s) NOOP
600 # define TAINT (PL_tainted = TRUE)
601 # define TAINT_NOT (PL_tainted = FALSE)
602 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
603 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
604 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
605 # define TAINT_set(s) (PL_tainted = (s))
606 # define TAINT_get (PL_tainted)
607 # define TAINTING_get (PL_tainting)
608 # define TAINTING_set(s) (PL_tainting = (s))
609 # define TAINT_WARN_get (PL_taint_warn)
610 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
613 /* flags used internally only within pp_subst and pp_substcont */
615 # define SUBST_TAINT_STR 1 /* string tainted */
616 # define SUBST_TAINT_PAT 2 /* pattern tainted */
617 # define SUBST_TAINT_REPL 4 /* replacement tainted */
618 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
619 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
622 /* XXX All process group stuff is handled in pp_sys.c. Should these
623 defines move there? If so, I could simplify this a lot. --AD 9/96.
625 /* Process group stuff changed from traditional BSD to POSIX.
626 perlfunc.pod documents the traditional BSD-style syntax, so we'll
627 try to preserve that, if possible.
630 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
632 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
633 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
635 # ifdef HAS_SETPGRP2 /* DG/UX */
636 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
640 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
641 # define HAS_SETPGRP /* Well, effectively it does . . . */
644 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
645 our life easier :-) so we'll try it.
648 # define BSD_GETPGRP(pid) getpgid((pid))
650 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
651 # define BSD_GETPGRP(pid) getpgrp((pid))
653 # ifdef HAS_GETPGRP2 /* DG/UX */
654 # define BSD_GETPGRP(pid) getpgrp2((pid))
658 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
659 # define HAS_GETPGRP /* Well, effectively it does . . . */
662 /* These are not exact synonyms, since setpgrp() and getpgrp() may
663 have different behaviors, but perl.h used to define USE_BSDPGRP
664 (prior to 5.003_05) so some extension might depend on it.
666 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
672 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
673 pthread.h must be included before all other header files.
675 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
676 # include <pthread.h>
679 #include <sys/types.h>
687 /* EVC 4 SDK headers includes a bad definition of MB_CUR_MAX in stdlib.h
688 which is included from stdarg.h. Bad definition not present in SD 2008
689 SDK headers. wince.h is not yet included, so we cant fix this from there
690 since by then MB_CUR_MAX will be defined from stdlib.h.
691 cewchar.h includes a correct definition of MB_CUR_MAX and it is copied here
692 since cewchar.h can't be included this early */
693 #if defined(UNDER_CE) && (_MSC_VER < 1300)
694 # define MB_CUR_MAX 1
700 # include <varargs.h>
710 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
722 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
724 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
726 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
727 && defined(HAS_STRXFRM)
728 # define USE_LOCALE_COLLATE
730 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
731 # define USE_LOCALE_CTYPE
733 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
734 # define USE_LOCALE_NUMERIC
736 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
737 # define USE_LOCALE_MESSAGES
739 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
740 # define USE_LOCALE_MONETARY
742 # if !defined(NO_LOCALE_TIME) && defined(LC_TIME)
743 # define USE_LOCALE_TIME
745 # ifndef WIN32 /* No wrapper except on Windows */
746 # define my_setlocale(a,b) setlocale(a,b)
748 #endif /* !NO_LOCALE && HAS_SETLOCALE */
750 /* Is $^ENCODING set, or are we under the encoding pragma? */
751 #define IN_ENCODING UNLIKELY(PL_encoding \
752 || (PL_lex_encoding && _get_encoding() != NULL))
757 # ifdef PARAM_NEEDS_TYPES
758 # include <sys/types.h>
760 # include <sys/param.h>
763 /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month
764 value something like 199306. This may be useful if no more-specific
765 feature test is available.
773 /* Use all the "standard" definitions? */
774 #if defined(STANDARD_C) && defined(I_STDLIB)
778 /* If this causes problems, set i_unistd=undef in the hint file. */
780 # if defined(__amigaos4__)
782 # include <netinet/in.h>
786 # if defined(__amigaos4__)
787 /* Under AmigaOS 4 newlib.library provides an environ. However using
788 * it doesn't give us enough control over inheritance of variables by
789 * subshells etc. so replace with custom version based on abc-shell
791 extern char **myenviron;
793 # define environ myenviron
799 # include <sys/wait.h>
803 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
806 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
807 EXTERN_C int syscall(int, ...);
810 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
811 EXTERN_C int usleep(unsigned int);
816 /* macros for correct constant construction */
818 # define U16_CONST(x) ((U16)x##U)
820 # define U16_CONST(x) ((U16)x##UL)
824 # define U32_CONST(x) ((U32)x##U)
826 # define U32_CONST(x) ((U32)x##UL)
831 # define U64_CONST(x) ((U64)x##U)
833 # define U64_CONST(x) ((U64)x##UL)
834 # elif QUADKIND == QUAD_IS_LONG_LONG
835 # define U64_CONST(x) ((U64)x##ULL)
836 # elif QUADKIND == QUAD_IS___INT64
837 # define U64_CONST(x) ((U64)x##UI64)
838 # else /* best guess we can make */
839 # define U64_CONST(x) ((U64)x##UL)
843 /* byte-swapping functions for big-/little-endian conversion */
844 # define _swab_16_(x) ((U16)( \
845 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
846 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
848 # define _swab_32_(x) ((U32)( \
849 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
850 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
851 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
852 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
855 # define _swab_64_(x) ((U64)( \
856 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
857 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
858 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
859 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
860 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
861 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
862 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
863 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
866 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
867 at least on FreeBSD. YMMV, so experiment. */
868 #ifndef PERL_ARENA_SIZE
869 #define PERL_ARENA_SIZE 4080
872 /* Maximum level of recursion */
873 #ifndef PERL_SUB_DEPTH_WARN
874 #define PERL_SUB_DEPTH_WARN 100
877 #endif /* PERL_CORE */
879 /* We no longer default to creating a new SV for GvSV.
880 Do this before embed. */
881 #ifndef PERL_CREATE_GVSV
882 # ifndef PERL_DONT_CREATE_GVSV
883 # define PERL_DONT_CREATE_GVSV
887 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
888 #define PERL_USES_PL_PIDSTATUS
891 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
892 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
895 #define MEM_SIZE Size_t
897 /* Round all values passed to malloc up, by default to a multiple of
900 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
901 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
904 /* sv_grow() will expand strings by at least a certain percentage of
905 the previously *used* length to avoid excessive calls to realloc().
906 The default is 25% of the current length.
908 #ifndef PERL_STRLEN_EXPAND_SHIFT
909 # define PERL_STRLEN_EXPAND_SHIFT 2
912 #if defined(STANDARD_C) && defined(I_STDDEF) && !defined(PERL_GCC_PEDANTIC)
914 # define STRUCT_OFFSET(s,m) offsetof(s,m)
916 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
919 /* ptrdiff_t is C11, so undef it under pedantic builds */
920 #ifdef PERL_GCC_PEDANTIC
921 # undef HAS_PTRDIFF_T
924 #ifndef __SYMBIAN32__
925 # if defined(I_STRING) || defined(__cplusplus)
928 # include <strings.h>
932 /* This comes after <stdlib.h> so we don't try to change the standard
933 * library prototypes; we'll use our own in proto.h instead. */
936 # ifdef PERL_POLLUTE_MALLOC
937 # ifndef PERL_EXTMALLOC_DEF
938 # define Perl_malloc malloc
939 # define Perl_calloc calloc
940 # define Perl_realloc realloc
941 # define Perl_mfree free
944 # define EMBEDMYMALLOC /* for compatibility */
947 # define safemalloc Perl_malloc
948 # define safecalloc Perl_calloc
949 # define saferealloc Perl_realloc
950 # define safefree Perl_mfree
951 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
952 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
955 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
956 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
957 # define panic_write2(s) write(2, s, strlen(s))
958 # define CHECK_MALLOC_TAINT(newval) \
959 CHECK_MALLOC_TOO_LATE_FOR_( \
961 PERL_UNUSED_RESULT(panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n"));\
963 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
964 if (doing_taint(argc,argv,env)) { \
965 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
968 # define safemalloc safesysmalloc
969 # define safecalloc safesyscalloc
970 # define saferealloc safesysrealloc
971 # define safefree safesysfree
972 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
973 # define CHECK_MALLOC_TAINT(newval) ((void)0)
974 # define MALLOC_CHECK_TAINT(argc,argv,env)
975 #endif /* MYMALLOC */
977 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
978 #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)
979 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
980 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
981 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
983 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
985 #define strrchr rindex
993 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
995 extern char * memcpy (char*, char*, int);
1001 # define memcpy(d,s,l) bcopy(s,d,l)
1003 # define memcpy(d,s,l) my_bcopy(s,d,l)
1006 #endif /* HAS_MEMCPY */
1009 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1011 extern char *memset (char*, int, int);
1016 # define memset(d,c,l) my_memset(d,c,l)
1017 #endif /* HAS_MEMSET */
1019 #if !defined(HAS_MEMMOVE) && !defined(memmove)
1020 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
1021 # define memmove(d,s,l) bcopy(s,d,l)
1023 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
1024 # define memmove(d,s,l) memcpy(d,s,l)
1026 # define memmove(d,s,l) my_bcopy(s,d,l)
1031 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
1035 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
1036 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1038 extern int memcmp (char*, char*, int);
1043 # define memcmp my_memcmp
1045 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1049 # define memzero(d,l) memset(d,0,l)
1052 # define memzero(d,l) bzero(d,l)
1054 # define memzero(d,l) my_bzero(d,l)
1062 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1069 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1071 #endif /* !HAS_BCMP */
1074 # include <netinet/in.h>
1078 # include <arpa/inet.h>
1082 # include <sys/stat.h>
1085 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1086 This definition should ideally go into win32/win32.h, but S_IFIFO is
1087 used later here in perl.h before win32/win32.h is being included. */
1088 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1089 # define S_IFIFO _S_IFIFO
1092 /* The stat macros for Unisoft System V/88 (and derivatives
1093 like UTekV) are broken, sometimes giving false positives. Undefine
1094 them here and let the code below set them to proper values.
1096 The ghs macro stands for GreenHills Software C-1.8.5 which
1097 is the C compiler for sysV88 and the various derivatives.
1098 This header file bug is corrected in gcc-2.5.8 and later versions.
1099 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1101 #if defined(m88k) && defined(ghs)
1115 # ifdef I_SYS_TIME_KERNEL
1118 # include <sys/time.h>
1119 # ifdef I_SYS_TIME_KERNEL
1124 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1125 # include <sys/times.h>
1128 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1129 # undef HAS_STRERROR
1134 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1135 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1138 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1139 # include <sys/socket.h>
1140 # if defined(USE_SOCKS) && defined(I_SOCKS)
1141 # if !defined(INCLUDE_PROTOTYPES)
1142 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1143 # define PERL_SOCKS_NEED_PROTOTYPES
1146 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1147 # undef INCLUDE_PROTOTYPES
1148 # undef PERL_SOCKS_NEED_PROTOTYPES
1159 # include <net/errno.h>
1164 /* sockatmark() is so new (2001) that many places might have it hidden
1165 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1166 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1167 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1168 # if defined(__THROW) && defined(__GLIBC__)
1169 int sockatmark(int) __THROW;
1171 int sockatmark(int);
1175 #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. */
1176 EXTERN_C int fchdir(int);
1177 EXTERN_C int flock(int, int);
1178 EXTERN_C int fseeko(FILE *, off_t, int);
1179 EXTERN_C off_t ftello(FILE *);
1182 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1183 EXTERN_C char *crypt(const char *, const char *);
1184 EXTERN_C char **environ;
1187 #if defined(__cplusplus)
1188 # if defined(BSDish)
1189 EXTERN_C char **environ;
1190 # elif defined(__CYGWIN__)
1191 EXTERN_C char *crypt(const char *, const char *);
1196 # undef SETERRNO /* SOCKS might have defined this */
1200 # define SETERRNO(errcode,vmserrcode) \
1202 set_errno(errcode); \
1203 set_vaxc_errno(vmserrcode); \
1205 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1206 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1207 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1208 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1210 # define LIB_INVARG LIB$_INVARG
1211 # define RMS_DIR RMS$_DIR
1212 # define RMS_FAC RMS$_FAC
1213 # define RMS_FEX RMS$_FEX
1214 # define RMS_FNF RMS$_FNF
1215 # define RMS_IFI RMS$_IFI
1216 # define RMS_ISI RMS$_ISI
1217 # define RMS_PRV RMS$_PRV
1218 # define SS_ACCVIO SS$_ACCVIO
1219 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1220 # define SS_IVCHAN SS$_IVCHAN
1221 # define SS_NORMAL SS$_NORMAL
1222 # define SS_NOPRIV SS$_NOPRIV
1223 # define SS_BUFFEROVF SS$_BUFFEROVF
1225 # define LIB_INVARG 0
1233 # define SS_ACCVIO 0
1234 # define SS_DEVOFFLINE 0
1235 # define SS_IVCHAN 0
1236 # define SS_NORMAL 0
1237 # define SS_NOPRIV 0
1238 # define SS_BUFFEROVF 0
1242 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1243 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1244 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1245 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1249 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1250 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1251 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1252 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1256 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1260 # define dSAVEDERRNO int saved_errno
1261 # define dSAVE_ERRNO int saved_errno = errno
1262 # define SAVE_ERRNO (saved_errno = errno)
1263 # define RESTORE_ERRNO (errno = saved_errno)
1266 #define ERRSV GvSVn(PL_errgv)
1268 /* contains inlined gv_add_by_type */
1269 #define CLEAR_ERRSV() STMT_START { \
1270 SV ** const svp = &GvSV(PL_errgv); \
1272 goto clresv_newemptypv; \
1273 } else if (SvREADONLY(*svp)) { \
1274 SvREFCNT_dec_NN(*svp); \
1275 clresv_newemptypv: \
1276 *svp = newSVpvs(""); \
1278 SV *const errsv = *svp; \
1279 sv_setpvs(errsv, ""); \
1280 SvPOK_only(errsv); \
1281 if (SvMAGICAL(errsv)) { \
1289 # define DEFSV (0 + GvSVn(PL_defgv))
1290 # define DEFSV_set(sv) \
1291 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1292 # define SAVE_DEFSV \
1294 save_gp(PL_defgv, 0), \
1295 GvINTRO_off(PL_defgv), \
1296 SAVEGENERICSV(GvSV(PL_defgv)), \
1297 GvSV(PL_defgv) = NULL \
1300 # define DEFSV GvSVn(PL_defgv)
1301 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1302 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1306 extern int errno; /* ANSI allows errno to be an lvalue expr.
1307 * For example in multithreaded environments
1308 * something like this might happen:
1309 * extern int *_errno(void);
1310 * #define errno (*_errno()) */
1313 #define UNKNOWN_ERRNO_MSG "(unknown)"
1316 # ifndef DONT_DECLARE_STD
1318 char *strerror (int,...);
1320 char *strerror (int);
1324 # define Strerror strerror
1327 # ifdef HAS_SYS_ERRLIST
1328 extern int sys_nerr;
1329 extern char *sys_errlist[];
1331 # define Strerror(e) \
1332 ((e) < 0 || (e) >= sys_nerr ? UNKNOWN_ERRNO_MSG : sys_errlist[e])
1339 # include <sys/ioctl.h>
1343 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1344 # ifdef HAS_SOCKETPAIR
1345 # undef HAS_SOCKETPAIR
1352 #ifndef HAS_SOCKETPAIR
1354 # define socketpair Perl_my_socketpair
1359 # define htoni htons
1360 # define ntohi ntohs
1362 # define htoni htonl
1363 # define ntohi ntohl
1366 /* Configure already sets Direntry_t */
1367 #if defined(I_DIRENT)
1368 # include <dirent.h>
1371 # include <sys/ndir.h>
1375 # include <ndir.h> /* may be wrong in the future */
1377 # include <sys/dir.h>
1384 * The following gobbledygook brought to you on behalf of __STDC__.
1385 * (I could just use #ifndef __STDC__, but this is more bulletproof
1386 * in the face of half-implementations.)
1389 #if defined(I_SYSMODE)
1390 #include <sys/mode.h>
1395 # define S_IFMT _S_IFMT
1397 # define S_IFMT 0170000
1402 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1406 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1411 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1413 # define S_ISBLK(m) (0)
1418 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1423 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1425 # define S_ISFIFO(m) (0)
1431 # define S_ISLNK(m) _S_ISLNK(m)
1434 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1437 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1439 # define S_ISLNK(m) (0)
1447 # define S_ISSOCK(m) _S_ISSOCK(m)
1450 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1453 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1455 # define S_ISSOCK(m) (0)
1463 # define S_IRUSR S_IREAD
1464 # define S_IWUSR S_IWRITE
1465 # define S_IXUSR S_IEXEC
1467 # define S_IRUSR 0400
1468 # define S_IWUSR 0200
1469 # define S_IXUSR 0100
1475 # define S_IRGRP (S_IRUSR>>3)
1476 # define S_IWGRP (S_IWUSR>>3)
1477 # define S_IXGRP (S_IXUSR>>3)
1479 # define S_IRGRP 0040
1480 # define S_IWGRP 0020
1481 # define S_IXGRP 0010
1487 # define S_IROTH (S_IRUSR>>6)
1488 # define S_IWOTH (S_IWUSR>>6)
1489 # define S_IXOTH (S_IXUSR>>6)
1491 # define S_IROTH 0040
1492 # define S_IWOTH 0020
1493 # define S_IXOTH 0010
1498 # define S_ISUID 04000
1502 # define S_ISGID 02000
1506 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1510 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1514 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1517 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1518 * which would get included through <sys/file.h >, but that is 3000
1519 * lines in the future. --jhi */
1521 #if !defined(S_IREAD) && !defined(__HAIKU__)
1522 # define S_IREAD S_IRUSR
1525 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1526 # define S_IWRITE S_IWUSR
1530 # define S_IEXEC S_IXUSR
1533 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1534 # define SLOPPYDIVIDE
1541 /* For the times when you want the return value of sprintf, and you want it
1542 to be the length. Can't have a thread variable passed in, because C89 has
1545 #ifdef SPRINTF_RETURNS_STRLEN
1546 # define my_sprintf sprintf
1548 # define my_sprintf Perl_my_sprintf
1552 * If we have v?snprintf() and the C99 variadic macros, we can just
1553 * use just the v?snprintf(). It is nice to try to trap the buffer
1554 * overflow, however, so if we are DEBUGGING, and we cannot use the
1555 * gcc statement expressions, then use the function wrappers which try
1556 * to trap the overflow. If we can use the gcc statement expressions,
1557 * we can try that even with the version that uses the C99 variadic
1561 /* Note that we do not check against snprintf()/vsnprintf() returning
1562 * negative values because that is non-standard behaviour and we use
1563 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1564 * that should be true only if the snprintf()/vsnprintf() are true
1565 * to the standard. */
1567 #define PERL_SNPRINTF_CHECK(len, max, api) STMT_START { if ((max) > 0 && (Size_t)len >= (max)) Perl_croak_nocontext("panic: %s buffer overflow", STRINGIFY(api)); } STMT_END
1570 # define my_snprintf Perl_my_snprintf
1571 # define PERL_MY_SNPRINTF_GUARDED
1573 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1574 # ifdef PERL_USE_GCC_BRACE_GROUPS
1575 # define my_snprintf(buffer, max, ...) ({ int len = snprintf(buffer, max, __VA_ARGS__); PERL_SNPRINTF_CHECK(len, max, snprintf); len; })
1576 # define PERL_MY_SNPRINTF_GUARDED
1578 # define my_snprintf(buffer, max, ...) snprintf(buffer, max, __VA_ARGS__)
1581 # define my_snprintf Perl_my_snprintf
1582 # define PERL_MY_SNPRINTF_GUARDED
1586 /* There is no quadmath_vsnprintf, and therefore my_vsnprintf()
1587 * dies if called under USE_QUADMATH. */
1588 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1589 # ifdef PERL_USE_GCC_BRACE_GROUPS
1590 # define my_vsnprintf(buffer, max, ...) ({ int len = vsnprintf(buffer, max, __VA_ARGS__); PERL_SNPRINTF_CHECK(len, max, vsnprintf); len; })
1591 # define PERL_MY_VSNPRINTF_GUARDED
1593 # define my_vsnprintf(buffer, max, ...) vsnprintf(buffer, max, __VA_ARGS__)
1596 # define my_vsnprintf Perl_my_vsnprintf
1597 # define PERL_MY_VSNPRINTF_GUARDED
1600 /* You will definitely need to use the PERL_MY_SNPRINTF_POST_GUARD()
1601 * or PERL_MY_VSNPRINTF_POST_GUARD() if you otherwise decide to ignore
1602 * the result of my_snprintf() or my_vsnprintf(). (No, you should not
1603 * completely ignore it: otherwise you cannot know whether your output
1606 * int len = my_sprintf(buf, max, ...);
1607 * PERL_MY_SNPRINTF_POST_GUARD(len, max);
1609 * The trick is that in certain platforms [a] the my_sprintf() already
1610 * contains the sanity check, while in certain platforms [b] it needs
1611 * to be done as a separate step. The POST_GUARD is that step-- in [a]
1612 * platforms the POST_GUARD actually does nothing since the check has
1613 * already been done. Watch out for the max being the same in both calls.
1615 * If you actually use the snprintf/vsnprintf return value already,
1616 * you assumedly are checking its validity somehow. But you can
1617 * insert the POST_GUARD() also in that case. */
1619 #ifndef PERL_MY_SNPRINTF_GUARDED
1620 # define PERL_MY_SNPRINTF_POST_GUARD(len, max) PERL_SNPRINTF_CHECK(len, max, snprintf)
1622 # define PERL_MY_SNPRINTF_POST_GUARD(len, max) PERL_UNUSED_VAR(len)
1625 #ifndef PERL_MY_VSNPRINTF_GUARDED
1626 # define PERL_MY_VSNPRINTF_POST_GUARD(len, max) PERL_SNPRINTF_CHECK(len, max, vsnprintf)
1628 # define PERL_MY_VSNPRINTF_POST_GUARD(len, max) PERL_UNUSED_VAR(len)
1632 # define my_strlcat strlcat
1634 # define my_strlcat Perl_my_strlcat
1638 # define my_strlcpy strlcpy
1640 # define my_strlcpy Perl_my_strlcpy
1644 The IV type is supposed to be long enough to hold any integral
1646 --Andy Dougherty August 1996
1652 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1653 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1654 # define IV_MAX INT64_MAX
1655 # define IV_MIN INT64_MIN
1656 # define UV_MAX UINT64_MAX
1658 # define UINT64_MIN 0
1660 # define UV_MIN UINT64_MIN
1662 # define IV_MAX PERL_QUAD_MAX
1663 # define IV_MIN PERL_QUAD_MIN
1664 # define UV_MAX PERL_UQUAD_MAX
1665 # define UV_MIN PERL_UQUAD_MIN
1670 # if defined(INT32_MAX) && IVSIZE == 4
1671 # define IV_MAX INT32_MAX
1672 # define IV_MIN INT32_MIN
1673 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1674 # define UV_MAX UINT32_MAX
1676 # define UV_MAX 4294967295U
1679 # define UINT32_MIN 0
1681 # define UV_MIN UINT32_MIN
1683 # define IV_MAX PERL_LONG_MAX
1684 # define IV_MIN PERL_LONG_MIN
1685 # define UV_MAX PERL_ULONG_MAX
1686 # define UV_MIN PERL_ULONG_MIN
1697 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1698 /* We think that removing this decade-old undef this will cause too much
1699 breakage on CPAN for too little gain. (See RT #119753)
1700 However, we do need HAS_QUAD in the core for use by the drand48 code,
1701 but not for Win32 VC6 because it has poor __int64 support. */
1707 #define Size_t_MAX (~(Size_t)0)
1708 #define SSize_t_MAX (SSize_t)(~(Size_t)0 >> 1)
1710 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1711 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1713 #ifndef NO_PERL_PRESERVE_IVUV
1714 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1718 * The macros INT2PTR and NUM2PTR are (despite their names)
1719 * bi-directional: they will convert int/float to or from pointers.
1720 * However the conversion to int/float are named explicitly:
1721 * PTR2IV, PTR2UV, PTR2NV.
1723 * For int conversions we do not need two casts if pointers are
1724 * the same size as IV and UV. Otherwise we need an explicit
1725 * cast (PTRV) to avoid compiler warnings.
1727 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1729 # define INT2PTR(any,d) (any)(d)
1731 # if PTRSIZE == LONGSIZE
1732 # define PTRV unsigned long
1733 # define PTR2ul(p) (unsigned long)(p)
1735 # define PTRV unsigned
1740 # define INT2PTR(any,d) (any)(PTRV)(d)
1744 # define PTR2ul(p) INT2PTR(unsigned long,p)
1747 #define NUM2PTR(any,d) (any)(PTRV)(d)
1748 #define PTR2IV(p) INT2PTR(IV,p)
1749 #define PTR2UV(p) INT2PTR(UV,p)
1750 #define PTR2NV(p) NUM2PTR(NV,p)
1751 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1753 /* According to strict ANSI C89 one cannot freely cast between
1754 * data pointers and function (code) pointers. There are at least
1755 * two ways around this. One (used below) is to do two casts,
1756 * first the other pointer to an (unsigned) integer, and then
1757 * the integer to the other pointer. The other way would be
1758 * to use unions to "overlay" the pointers. For an example of
1759 * the latter technique, see union dirpu in struct xpvio in sv.h.
1760 * The only feasible use is probably temporarily storing
1761 * function pointers in a data pointer (such as a void pointer). */
1763 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1764 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1766 #ifdef USE_LONG_DOUBLE
1767 # if LONG_DOUBLESIZE == DOUBLESIZE
1768 # define LONG_DOUBLE_EQUALS_DOUBLE
1769 # undef USE_LONG_DOUBLE /* Ouch! */
1774 /* Use an overridden DBL_DIG */
1778 # define DBL_DIG OVR_DBL_DIG
1780 /* The following is all to get DBL_DIG, in order to pick a nice
1781 default value for printing floating point numbers in Gconvert
1782 (see config.h). (It also has other uses, such as figuring out if
1783 a given precision of printing can be done with a double instead of
1784 a long double - Allen).
1793 #define DBL_DIG 15 /* A guess that works lots of places */
1798 /* Use an overridden LDBL_DIG */
1802 # define LDBL_DIG OVR_LDBL_DIG
1804 /* The following is all to get LDBL_DIG, in order to pick a nice
1805 default value for printing floating point numbers in Gconvert.
1809 # include <limits.h>
1814 # ifndef HAS_LDBL_DIG
1815 # if LONG_DOUBLESIZE == 10
1816 # define LDBL_DIG 18 /* assume IEEE */
1818 # if LONG_DOUBLESIZE == 12
1819 # define LDBL_DIG 18 /* gcc? */
1821 # if LONG_DOUBLESIZE == 16
1822 # define LDBL_DIG 33 /* assume IEEE */
1824 # if LONG_DOUBLESIZE == DOUBLESIZE
1825 # define LDBL_DIG DBL_DIG /* bummer */
1834 * This is for making sure we have a good DBL_MAX value, if possible,
1835 * either for usage as NV_MAX or for usage in figuring out if we can
1836 * fit a given long double into a double, if bug-fixing makes it
1837 * necessary to do so. - Allen <allens@cpan.org>
1841 # include <limits.h>
1845 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1846 # include <values.h>
1847 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1848 # define DBL_MAX MAXDOUBLE
1850 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1851 # define DBL_MIN MINDOUBLE
1854 #endif /* defined(I_VALUES) */
1859 # include <ieeefp.h>
1863 /* VC6 has broken NaN semantics: NaN == NaN returns true instead of false,
1864 * and for example NaN < IV_MIN. */
1865 # define NAN_COMPARE_BROKEN
1867 #if defined(__DECC) && defined(__osf__)
1868 /* Also Tru64 cc has broken NaN comparisons. */
1869 # define NAN_COMPARE_BROKEN
1872 #ifdef USE_LONG_DOUBLE
1874 # include <sunmath.h>
1876 # if defined(LDBL_DIG)
1877 # define NV_DIG LDBL_DIG
1878 # ifdef LDBL_MANT_DIG
1879 # define NV_MANT_DIG LDBL_MANT_DIG
1882 # define NV_MIN LDBL_MIN
1885 # define NV_MAX LDBL_MAX
1887 # ifdef LDBL_MIN_EXP
1888 # define NV_MIN_EXP LDBL_MIN_EXP
1890 # ifdef LDBL_MAX_EXP
1891 # define NV_MAX_EXP LDBL_MAX_EXP
1893 # ifdef LDBL_MIN_10_EXP
1894 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1896 # ifdef LDBL_MAX_10_EXP
1897 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1899 # ifdef LDBL_EPSILON
1900 # define NV_EPSILON LDBL_EPSILON
1903 # define NV_MAX LDBL_MAX
1904 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1907 # define NV_MAX HUGE_VALL
1911 # if defined(HAS_SQRTL)
1912 # define Perl_acos acosl
1913 # define Perl_asin asinl
1914 # define Perl_atan atanl
1915 # define Perl_atan2 atan2l
1916 # define Perl_ceil ceill
1917 # define Perl_cos cosl
1918 # define Perl_cosh coshl
1919 # define Perl_exp expl
1920 /* no Perl_fabs, but there's PERL_ABS */
1921 # define Perl_floor floorl
1922 # define Perl_fmod fmodl
1923 # define Perl_log logl
1924 # define Perl_log10 log10l
1925 # define Perl_pow powl
1926 # define Perl_sin sinl
1927 # define Perl_sinh sinhl
1928 # define Perl_sqrt sqrtl
1929 # define Perl_tan tanl
1930 # define Perl_tanh tanhl
1932 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1935 # define Perl_modf(x,y) modfl(x,y)
1936 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1937 prototype in <math.h> */
1938 # ifndef HAS_MODFL_PROTO
1939 EXTERN_C long double modfl(long double, long double *);
1941 # elif (defined(HAS_TRUNCL) || defined(HAS_AINTL)) && defined(HAS_COPYSIGNL)
1942 extern long double Perl_my_modfl(long double x, long double *ip);
1943 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1948 # define Perl_frexp(x,y) frexpl(x,y)
1950 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1951 extern long double Perl_my_frexpl(long double x, int *e);
1952 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1958 # define Perl_ldexp(x, y) ldexpl(x,y)
1960 # if defined(HAS_SCALBNL) && FLT_RADIX == 2
1961 # define Perl_ldexp(x,y) scalbnl(x,y)
1966 # if defined(HAS_ISNANL) && !(defined(isnan) && defined(HAS_C99))
1967 # define Perl_isnan(x) isnanl(x)
1968 # elif defined(__sgi) && defined(__c99) /* XXX Configure test needed */
1969 # define Perl_isnan(x) isnan(x)
1973 # if defined(HAS_ISINFL) && !(defined(isinf) && defined(HAS_C99))
1974 # define Perl_isinf(x) isinfl(x)
1975 # elif defined(__sgi) && defined(__c99) /* XXX Configure test needed */
1976 # define Perl_isinf(x) isinf(x)
1977 # elif defined(LDBL_MAX) && !defined(NAN_COMPARE_BROKEN)
1978 # define Perl_isinf(x) ((x) > LDBL_MAX || (x) < -LDBL_MAX)
1981 # ifndef Perl_isfinite
1982 # define Perl_isfinite(x) Perl_isfinitel(x)
1984 #elif defined(USE_QUADMATH) && defined(I_QUADMATH)
1985 # include <quadmath.h>
1986 # define NV_DIG FLT128_DIG
1987 # define NV_MANT_DIG FLT128_MANT_DIG
1988 # define NV_MIN FLT128_MIN
1989 # define NV_MAX FLT128_MAX
1990 # define NV_MIN_EXP FLT128_MIN_EXP
1991 # define NV_MAX_EXP FLT128_MAX_EXP
1992 # define NV_EPSILON FLT128_EPSILON
1993 # define NV_MIN_10_EXP FLT128_MIN_10_EXP
1994 # define NV_MAX_10_EXP FLT128_MAX_10_EXP
1995 # define Perl_acos acosq
1996 # define Perl_asin asinq
1997 # define Perl_atan atanq
1998 # define Perl_atan2 atan2q
1999 # define Perl_ceil ceilq
2000 # define Perl_cos cosq
2001 # define Perl_cosh coshq
2002 # define Perl_exp expq
2003 /* no Perl_fabs, but there's PERL_ABS */
2004 # define Perl_floor floorq
2005 # define Perl_fmod fmodq
2006 # define Perl_log logq
2007 # define Perl_log10 log10q
2008 # define Perl_pow powq
2009 # define Perl_sin sinq
2010 # define Perl_sinh sinhq
2011 # define Perl_sqrt sqrtq
2012 # define Perl_tan tanq
2013 # define Perl_tanh tanhq
2014 # define Perl_modf(x,y) modfq(x,y)
2015 # define Perl_frexp(x,y) frexpq(x,y)
2016 # define Perl_ldexp(x, y) ldexpq(x,y)
2017 # define Perl_isinf(x) isinfq(x)
2018 # define Perl_isnan(x) isnanq(x)
2019 # define Perl_isfinite(x) !(isnanq(x) || isinfq(x))
2021 # define NV_DIG DBL_DIG
2022 # ifdef DBL_MANT_DIG
2023 # define NV_MANT_DIG DBL_MANT_DIG
2026 # define NV_MIN DBL_MIN
2029 # define NV_MAX DBL_MAX
2032 # define NV_MIN_EXP DBL_MIN_EXP
2035 # define NV_MAX_EXP DBL_MAX_EXP
2037 # ifdef DBL_MIN_10_EXP
2038 # define NV_MIN_10_EXP DBL_MIN_10_EXP
2040 # ifdef DBL_MAX_10_EXP
2041 # define NV_MAX_10_EXP DBL_MAX_10_EXP
2044 # define NV_EPSILON DBL_EPSILON
2046 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
2047 # define NV_MAX DBL_MAX
2048 # define NV_MIN DBL_MIN
2051 # define NV_MAX HUGE_VAL
2055 /* These math interfaces are C89. */
2056 # define Perl_acos acos
2057 # define Perl_asin asin
2058 # define Perl_atan atan
2059 # define Perl_atan2 atan2
2060 # define Perl_ceil ceil
2061 # define Perl_cos cos
2062 # define Perl_cosh cosh
2063 # define Perl_exp exp
2064 /* no Perl_fabs, but there's PERL_ABS */
2065 # define Perl_floor floor
2066 # define Perl_fmod fmod
2067 # define Perl_log log
2068 # define Perl_log10 log10
2069 # define Perl_pow pow
2070 # define Perl_sin sin
2071 # define Perl_sinh sinh
2072 # define Perl_sqrt sqrt
2073 # define Perl_tan tan
2074 # define Perl_tanh tanh
2076 # define Perl_modf(x,y) modf(x,y)
2077 # define Perl_frexp(x,y) frexp(x,y)
2078 # define Perl_ldexp(x,y) ldexp(x,y)
2082 # define Perl_isnan(x) isnan(x)
2086 # if defined(HAS_ISINF)
2087 # define Perl_isinf(x) isinf(x)
2088 # elif defined(DBL_MAX) && !defined(NAN_COMPARE_BROKEN)
2089 # define Perl_isinf(x) ((x) > DBL_MAX || (x) < -DBL_MAX)
2092 # ifndef Perl_isfinite
2093 # ifdef HAS_ISFINITE
2094 # define Perl_isfinite(x) isfinite(x)
2095 # elif defined(HAS_FINITE)
2096 # define Perl_isfinite(x) finite(x)
2101 /* fpclassify(): C99. It is supposed to be a macro that switches on
2102 * the sizeof() of its argument, so there's no need for e.g. fpclassifyl().*/
2103 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2105 # if defined(FP_INFINITE) && defined(FP_NAN)
2106 # define Perl_fp_class(x) fpclassify(x)
2107 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_INFINITE)
2108 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_NAN)
2109 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_NORMAL)
2110 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_SUBNORMAL)
2111 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_ZERO)
2112 # elif defined(FP_PLUS_INF) && defined(FP_QNAN)
2113 /* Some versions of HP-UX (10.20) have (only) fpclassify() but which is
2114 * actually not the C99 fpclassify, with its own set of return defines. */
2115 # define Perl_fp_class(x) fpclassify(x)
2116 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2117 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2118 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN)
2119 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN)
2120 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2121 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2122 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2123 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2124 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2125 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2127 # undef Perl_fp_class /* Unknown set of defines */
2131 /* fp_classify(): Legacy: VMS, maybe Unicos? The values, however,
2132 * are identical to the C99 fpclassify(). */
2133 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASSIFY)
2136 /* FP_INFINITE and others are here rather than in math.h as C99 stipulates */
2138 /* oh, and the isnormal macro has a typo in it! */
2140 # define isnormal(x) Perl_fp_class_norm(x)
2142 # if defined(FP_INFINITE) && defined(FP_NAN)
2143 # define Perl_fp_class(x) fp_classify(x)
2144 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_INFINITE)
2145 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_NAN)
2146 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_NORMAL)
2147 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_SUBNORMAL)
2148 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_ZERO)
2150 # undef Perl_fp_class /* Unknown set of defines */
2154 /* Feel free to check with me for the SGI manpages, SGI testing,
2155 * etcetera, if you want to try getting this to work with IRIX.
2157 * - Allen <allens@cpan.org> */
2159 /* fpclass(): SysV, at least Solaris and some versions of IRIX. */
2160 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2161 /* Solaris and IRIX have fpclass/fpclassl, but they are using
2162 * an enum typedef, not cpp symbols, and Configure doesn't detect that.
2163 * Define some symbols also as cpp symbols so we can detect them. */
2164 # if defined(__sun) || defined(__sgi) /* XXX Configure test instead */
2165 # define FP_PINF FP_PINF
2166 # define FP_QNAN FP_QNAN
2170 # include <ieeefp.h>
2175 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2176 # define Perl_fp_class(x) fpclassl(x)
2178 # define Perl_fp_class(x) fpclass(x)
2180 # if defined(FP_CLASS_PINF) && defined(FP_CLASS_SNAN)
2181 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2182 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2183 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2184 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2185 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2186 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2187 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2188 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2189 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2190 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2191 # elif defined(FP_PINF) && defined(FP_QNAN)
2192 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN)
2193 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN)
2194 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_NINF)
2195 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PINF)
2196 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_NNORM)
2197 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PNORM)
2198 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_NDENORM)
2199 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PDENORM)
2200 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_NZERO)
2201 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PZERO)
2203 # undef Perl_fp_class /* Unknown set of defines */
2207 /* fp_class(): Legacy: at least Tru64, some versions of IRIX. */
2208 #if !defined(Perl_fp_class) && (defined(HAS_FP_CLASS)||defined(HAS_FP_CLASSL))
2210 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
2211 # include <fp_class.h>
2213 # if defined(FP_POS_INF) && defined(FP_QNAN)
2214 # ifdef __sgi /* XXX Configure test instead */
2215 # ifdef USE_LONG_DOUBLE
2216 # define Perl_fp_class(x) fp_class_l(x)
2218 # define Perl_fp_class(x) fp_class_d(x)
2221 # if defined(USE_LONG_DOUBLE) && defined(HAS_FP_CLASSL)
2222 # define Perl_fp_class(x) fp_classl(x)
2224 # define Perl_fp_class(x) fp_class(x)
2227 # if defined(FP_POS_INF) && defined(FP_QNAN)
2228 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN)
2229 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN)
2230 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_NEG_INF)
2231 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_POS_INF)
2232 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_NEG_NORM)
2233 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_POS_NORM)
2234 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_NEG_DENORM)
2235 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_POS_DENORM)
2236 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_NEG_ZERO)
2237 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_POS_ZERO)
2239 # undef Perl_fp_class /* Unknown set of defines */
2244 /* class(), _class(): Legacy: AIX. */
2245 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
2247 # if defined(FP_PLUS_NORM) && defined(FP_PLUS_INF)
2249 # define Perl_fp_class(x) class(x)
2251 # define Perl_fp_class(x) _class(x)
2253 # if defined(FP_PLUS_INF) && defined(FP_NANQ)
2254 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2255 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2256 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2257 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2258 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2259 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2260 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2261 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2262 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2263 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2265 # undef Perl_fp_class /* Unknown set of defines */
2270 /* Win32: _fpclass(), _isnan(), _finite(). */
2273 # define Perl_isnan(x) _isnan(x)
2275 # ifndef Perl_isfinite
2276 # define Perl_isfinite(x) _finite(x)
2278 # ifndef Perl_fp_class_snan
2279 /* No simple way to #define Perl_fp_class because _fpclass()
2280 * returns a set of bits. */
2281 # define Perl_fp_class_snan(x) (_fpclass(x) & _FPCLASS_SNAN)
2282 # define Perl_fp_class_qnan(x) (_fpclass(x) & _FPCLASS_QNAN)
2283 # define Perl_fp_class_nan(x) (_fpclass(x) & (_FPCLASS_SNAN|_FPCLASS_QNAN))
2284 # define Perl_fp_class_ninf(x) (_fpclass(x) & _FPCLASS_NINF))
2285 # define Perl_fp_class_pinf(x) (_fpclass(x) & _FPCLASS_PINF))
2286 # define Perl_fp_class_inf(x) (_fpclass(x) & (_FPCLASS_NINF|_FPCLASS_PINF))
2287 # define Perl_fp_class_nnorm(x) (_fpclass(x) & _FPCLASS_NN)
2288 # define Perl_fp_class_pnorm(x) (_fpclass(x) & _FPCLASS_PN)
2289 # define Perl_fp_class_norm(x) (_fpclass(x) & (_FPCLASS_NN|_FPCLASS_PN))
2290 # define Perl_fp_class_ndenorm(x) (_fpclass(x) & _FPCLASS_ND)
2291 # define Perl_fp_class_pdenorm(x) (_fpclass(x) & _FPCLASS_PD)
2292 # define Perl_fp_class_denorm(x) (_fpclass(x) & (_FPCLASS_ND|_FPCLASS_PD))
2293 # define Perl_fp_class_nzero(x) (_fpclass(x) & _FPCLASS_NZ)
2294 # define Perl_fp_class_pzero(x) (_fpclass(x) & _FPCLASS_PZ)
2295 # define Perl_fp_class_zero(x) (_fpclass(x) & (_FPCLASS_NZ|_FPCLASS_PZ))
2299 #if !defined(Perl_fp_class_inf) && \
2300 defined(Perl_fp_class_pinf) && defined(Perl_fp_class_ninf)
2301 # define Perl_fp_class_inf(x) \
2302 (Perl_fp_class_pinf(x) || Perl_fp_class_ninf(x))
2305 #if !defined(Perl_fp_class_nan) && \
2306 defined(Perl_fp_class_snan) && defined(Perl_fp_class_qnan)
2307 # define Perl_fp_class_nan(x) \
2308 (Perl_fp_class_snan(x) || Perl_fp_class_qnan(x))
2311 #if !defined(Perl_fp_class_zero) && \
2312 defined(Perl_fp_class_pzero) && defined(Perl_fp_class_nzero)
2313 # define Perl_fp_class_zero(x) \
2314 (Perl_fp_class_pzero(x) || Perl_fp_class_nzero(x))
2317 #if !defined(Perl_fp_class_norm) && \
2318 defined(Perl_fp_class_pnorm) && defined(Perl_fp_class_nnorm)
2319 # define Perl_fp_class_norm(x) \
2320 (Perl_fp_class_pnorm(x) || Perl_fp_class_nnorm(x))
2323 #if !defined(Perl_fp_class_denorm) && \
2324 defined(Perl_fp_class_pdenorm) && defined(Perl_fp_class_ndenorm)
2325 # define Perl_fp_class_denorm(x) \
2326 (Perl_fp_class_pdenorm(x) || Perl_fp_class_ndenorm(x))
2330 int isnan(double d);
2334 # ifdef Perl_fp_class_nan
2335 # define Perl_isnan(x) Perl_fp_class_nan(x)
2337 # ifdef HAS_UNORDERED
2338 # define Perl_isnan(x) unordered((x), 0.0)
2340 # define Perl_isnan(x) ((x)!=(x))
2346 # ifdef Perl_fp_class_inf
2347 # define Perl_isinf(x) Perl_fp_class_inf(x)
2351 #ifndef Perl_isfinite
2352 # if defined(HAS_ISFINITE) && !defined(isfinite)
2353 # define Perl_isfinite(x) isfinite((double)(x))
2354 # elif defined(HAS_FINITE)
2355 # define Perl_isfinite(x) finite((double)(x))
2356 # elif defined(Perl_fp_class_finite)
2357 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2359 /* For the infinities the multiplication returns nan,
2360 * for the nan the multiplication also returns nan,
2361 * for everything else (that is, finite) zero should be returned. */
2362 # define Perl_isfinite(x) (((x) * 0) == 0)
2367 # if defined(Perl_isfinite) && defined(Perl_isnan)
2368 # define Perl_isinf(x) !(Perl_isfinite(x)||Perl_isnan(x))
2372 /* We need Perl_isfinitel (ends with ell) (if available) even when
2373 * not USE_LONG_DOUBLE because the printf code (sv_catpvfn_flags)
2375 #if defined(HAS_LONG_DOUBLE) && !defined(Perl_isfinitel)
2376 /* If isfinite() is a macro and looks like we have C99,
2377 * we assume it's the type-aware C99 isfinite(). */
2378 # if defined(HAS_ISFINITE) && defined(isfinite) && defined(HAS_C99)
2379 # define Perl_isfinitel(x) isfinite(x)
2380 # elif defined(HAS_ISFINITEL)
2381 # define Perl_isfinitel(x) isfinitel(x)
2382 # elif defined(HAS_FINITEL)
2383 # define Perl_isfinitel(x) finitel(x)
2384 # elif defined(HAS_INFL) && defined(HAS_NANL)
2385 # define Perl_isfinitel(x) !(isinfl(x)||isnanl(x))
2387 # define Perl_isfinitel(x) ((x) * 0 == 0) /* See Perl_isfinite. */
2391 /* The default is to use Perl's own atof() implementation (in numeric.c).
2392 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2393 * it is however best to use the native implementation of atof.
2394 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2395 * Some good tests to try out with either setting are t/base/num.t,
2396 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2397 * you may need to be using a different function than atof! */
2399 #ifndef USE_PERL_ATOF
2401 # define USE_PERL_ATOF
2404 # if USE_PERL_ATOF == 0
2405 # undef USE_PERL_ATOF
2409 #ifdef USE_PERL_ATOF
2410 # define Perl_atof(s) Perl_my_atof(s)
2411 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2413 # define Perl_atof(s) (NV)atof(s)
2414 # define Perl_atof2(s, n) ((n) = atof(s))
2417 /* Previously these definitions used hardcoded figures.
2418 * It is hoped these formula are more portable, although
2419 * no data one way or another is presently known to me.
2420 * The "PERL_" names are used because these calculated constants
2421 * do not meet the ANSI requirements for LONG_MAX, etc., which
2422 * need to be constants acceptable to #if - kja
2423 * define PERL_LONG_MAX 2147483647L
2424 * define PERL_LONG_MIN (-LONG_MAX - 1)
2425 * define PERL ULONG_MAX 4294967295L
2428 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2429 # include <limits.h>
2431 /* Included values.h above if necessary; still including limits.h down here,
2432 * despite doing above, because math.h might have overridden... XXX - Allen */
2435 * Try to figure out max and min values for the integral types. THE CORRECT
2436 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2437 * following hacks are used if neither limits.h or values.h provide them:
2438 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2439 * for types < int: (unsigned TYPE)~(unsigned)0
2440 * The argument to ~ must be unsigned so that later signed->unsigned
2441 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2442 * and it must not be smaller than int because ~ does integral promotion.
2443 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2444 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2445 * The latter is a hack which happens to work on some machines but
2446 * does *not* catch any random system, or things like integer types
2447 * with NaN if that is possible.
2449 * All of the types are explicitly cast to prevent accidental loss of
2450 * numeric range, and in the hope that they will be less likely to confuse
2451 * over-eager optimizers.
2455 #define PERL_UCHAR_MIN ((unsigned char)0)
2458 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2461 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2463 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2468 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2469 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2470 * depending on local options. Until Configure detects this (or at least
2471 * detects whether the "signed" keyword is available) the CHAR ranges
2472 * will not be included. UCHAR functions normally.
2476 #define PERL_USHORT_MIN ((unsigned short)0)
2479 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2482 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2485 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2487 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2493 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2495 # ifdef MAXSHORT /* Often used in <values.h> */
2496 # define PERL_SHORT_MAX ((short)MAXSHORT)
2499 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2501 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2507 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2510 # define PERL_SHORT_MIN ((short)MINSHORT)
2513 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2515 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2521 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2524 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2526 # define PERL_UINT_MAX (~(unsigned int)0)
2530 #define PERL_UINT_MIN ((unsigned int)0)
2533 # define PERL_INT_MAX ((int)INT_MAX)
2535 # ifdef MAXINT /* Often used in <values.h> */
2536 # define PERL_INT_MAX ((int)MAXINT)
2538 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2543 # define PERL_INT_MIN ((int)INT_MIN)
2546 # define PERL_INT_MIN ((int)MININT)
2548 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2553 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2556 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2558 # define PERL_ULONG_MAX (~(unsigned long)0)
2562 #define PERL_ULONG_MIN ((unsigned long)0L)
2565 # define PERL_LONG_MAX ((long)LONG_MAX)
2567 # ifdef MAXLONG /* Often used in <values.h> */
2568 # define PERL_LONG_MAX ((long)MAXLONG)
2570 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2575 # define PERL_LONG_MIN ((long)LONG_MIN)
2578 # define PERL_LONG_MIN ((long)MINLONG)
2580 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2586 # define PERL_UQUAD_MAX (~(UV)0)
2587 # define PERL_UQUAD_MIN ((UV)0)
2588 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2589 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2593 typedef MEM_SIZE STRLEN;
2595 typedef struct op OP;
2596 typedef struct cop COP;
2597 typedef struct unop UNOP;
2598 typedef struct unop_aux UNOP_AUX;
2599 typedef struct binop BINOP;
2600 typedef struct listop LISTOP;
2601 typedef struct logop LOGOP;
2602 typedef struct pmop PMOP;
2603 typedef struct svop SVOP;
2604 typedef struct padop PADOP;
2605 typedef struct pvop PVOP;
2606 typedef struct loop LOOP;
2607 typedef struct methop METHOP;
2610 typedef struct opslab OPSLAB;
2611 typedef struct opslot OPSLOT;
2614 typedef struct block_hooks BHK;
2615 typedef struct custom_op XOP;
2617 typedef struct interpreter PerlInterpreter;
2619 /* SGI's <sys/sema.h> has struct sv */
2621 # define STRUCT_SV perl_sv
2623 # define STRUCT_SV sv
2625 typedef struct STRUCT_SV SV;
2626 typedef struct av AV;
2627 typedef struct hv HV;
2628 typedef struct cv CV;
2629 typedef struct p5rx REGEXP;
2630 typedef struct gp GP;
2631 typedef struct gv GV;
2632 typedef struct io IO;
2633 typedef struct context PERL_CONTEXT;
2634 typedef struct block BLOCK;
2636 typedef struct magic MAGIC;
2637 typedef struct xpv XPV;
2638 typedef struct xpviv XPVIV;
2639 typedef struct xpvuv XPVUV;
2640 typedef struct xpvnv XPVNV;
2641 typedef struct xpvmg XPVMG;
2642 typedef struct xpvlv XPVLV;
2643 typedef struct xpvinvlist XINVLIST;
2644 typedef struct xpvav XPVAV;
2645 typedef struct xpvhv XPVHV;
2646 typedef struct xpvgv XPVGV;
2647 typedef struct xpvcv XPVCV;
2648 typedef struct xpvbm XPVBM;
2649 typedef struct xpvfm XPVFM;
2650 typedef struct xpvio XPVIO;
2651 typedef struct mgvtbl MGVTBL;
2652 typedef union any ANY;
2653 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2654 typedef struct ptr_tbl PTR_TBL_t;
2655 typedef struct clone_params CLONE_PARAMS;
2657 /* a pad is currently just an AV; but that might change,
2658 * so hide the type. */
2659 typedef struct padlist PADLIST;
2661 typedef struct padnamelist PADNAMELIST;
2662 typedef struct padname PADNAME;
2664 /* enable PERL_COPY_ON_WRITE by default */
2665 #if !defined(PERL_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2666 # define PERL_COPY_ON_WRITE
2669 #ifdef PERL_COPY_ON_WRITE
2670 # define PERL_ANY_COW
2672 # define PERL_SAWAMPERSAND
2675 #if defined(PERL_DEBUG_READONLY_OPS) && !defined(USE_ITHREADS)
2676 # error PERL_DEBUG_READONLY_OPS only works with ithreads
2680 #include "charclass_invlists.h"
2682 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2683 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2684 # define USE_64_BIT_RAWIO /* implicit */
2688 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2689 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2690 * however, because operating systems like to do that themself. */
2693 # define FSEEKSIZE LSEEKSIZE
2695 # define FSEEKSIZE LONGSIZE
2699 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2700 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2701 # define USE_64_BIT_STDIO /* implicit */
2705 #ifdef USE_64_BIT_RAWIO
2708 # define Off_t off64_t
2710 # define LSEEKSIZE 8
2712 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2713 * will trigger defines like the ones below. Some 64-bit environments,
2714 * however, do not. Therefore we have to explicitly mix and match. */
2715 # if defined(USE_OPEN64)
2716 # define open open64
2718 # if defined(USE_LSEEK64)
2719 # define lseek lseek64
2721 # if defined(USE_LLSEEK)
2722 # define lseek llseek
2725 # if defined(USE_STAT64)
2726 # define stat stat64
2728 # if defined(USE_FSTAT64)
2729 # define fstat fstat64
2731 # if defined(USE_LSTAT64)
2732 # define lstat lstat64
2734 # if defined(USE_FLOCK64)
2735 # define flock flock64
2737 # if defined(USE_LOCKF64)
2738 # define lockf lockf64
2740 # if defined(USE_FCNTL64)
2741 # define fcntl fcntl64
2743 # if defined(USE_TRUNCATE64)
2744 # define truncate truncate64
2746 # if defined(USE_FTRUNCATE64)
2747 # define ftruncate ftruncate64
2751 #ifdef USE_64_BIT_STDIO
2752 # ifdef HAS_FPOS64_T
2754 # define Fpos_t fpos64_t
2756 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2757 * will trigger defines like the ones below. Some 64-bit environments,
2758 * however, do not. */
2759 # if defined(USE_FOPEN64)
2760 # define fopen fopen64
2762 # if defined(USE_FSEEK64)
2763 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2765 # if defined(USE_FTELL64)
2766 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2768 # if defined(USE_FSETPOS64)
2769 # define fsetpos fsetpos64
2771 # if defined(USE_FGETPOS64)
2772 # define fgetpos fgetpos64
2774 # if defined(USE_TMPFILE64)
2775 # define tmpfile tmpfile64
2777 # if defined(USE_FREOPEN64)
2778 # define freopen freopen64
2783 # include "iperlsys.h"
2788 # include "os2ish.h"
2790 # include "dosish.h"
2793 # include "vmsish.h"
2794 #elif defined(PLAN9)
2795 # include "./plan9/plan9ish.h"
2796 #elif defined(__VOS__)
2798 # include "./vos/vosish.h"
2800 # include "vos/vosish.h"
2802 #elif defined(__SYMBIAN32__)
2803 # include "symbian/symbianish.h"
2804 #elif defined(__HAIKU__)
2805 # include "haiku/haikuish.h"
2807 # include "unixish.h"
2811 # include "amigaos.h"
2812 # undef FD_CLOEXEC /* a lie in AmigaOS */
2815 /* NSIG logic from Configure --> */
2816 /* Strange style to avoid deeply-nested #if/#else/#endif */
2819 # define NSIG (_NSIG)
2825 # define NSIG (SIGMAX+1)
2831 # define NSIG (SIG_MAX+1)
2837 # define NSIG (_SIG_MAX+1)
2843 # define NSIG (MAXSIG+1)
2849 # define NSIG (MAX_SIG+1)
2854 # ifdef SIGARRAYSIZE
2855 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2861 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2865 /* Default to some arbitrary number that's big enough to get most
2866 of the common signals.
2871 /* <-- NSIG logic from Configure */
2873 #ifndef NO_ENVIRON_ARRAY
2874 # define USE_ENVIRON_ARRAY
2878 * initialise to avoid floating-point exceptions from overflow, etc
2880 #ifndef PERL_FPU_INIT
2881 # ifdef HAS_FPSETMASK
2882 # if HAS_FLOATINGPOINT_H
2883 # include <floatingpoint.h>
2885 /* Some operating systems have this as a macro, which in turn expands to a comma
2886 expression, and the last sub-expression is something that gets calculated,
2887 and then they have the gall to warn that a value computed is not used. Hence
2889 # define PERL_FPU_INIT (void)fpsetmask(0)
2891 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2892 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2893 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2894 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2896 # define PERL_FPU_INIT
2901 #ifndef PERL_FPU_PRE_EXEC
2902 # define PERL_FPU_PRE_EXEC {
2903 # define PERL_FPU_POST_EXEC }
2906 /* In Tru64 the cc -ieee enables the IEEE math but disables traps.
2907 * We need to reenable the "invalid" trap because otherwise generation
2908 * of NaN values leaves the IEEE fp flags in bad state, leaving any further
2909 * fp ops behaving strangely (Inf + 1 resulting in zero, for example). */
2911 # include <machine/fpu.h>
2912 # define PERL_SYS_FPU_INIT \
2914 ieee_set_fp_control(IEEE_TRAP_ENABLE_INV); \
2915 signal(SIGFPE, SIG_IGN); \
2918 /* In IRIX the default for Flush to Zero bit is true,
2919 * which means that results going below the minimum of normal
2920 * floating points go to zero, instead of going denormal/subnormal.
2921 * This is unlike almost any other system running Perl, so let's clear it.
2922 * [perl #123767] IRIX64 blead (ddce084a) opbasic/arith.t failure, originally
2923 * [perl #120426] small numbers shouldn't round to zero if they have extra floating digits
2925 * XXX The flush-to-zero behaviour should be a Configure scan.
2926 * To change the behaviour usually requires some system-specific
2927 * incantation, though, like the below. */
2929 # include <sys/fpu.h>
2930 # define PERL_SYS_FPU_INIT \
2932 union fpc_csr csr; \
2933 csr.fc_word = get_fpc_csr(); \
2934 csr.fc_struct.flush = 0; \
2935 set_fpc_csr(csr.fc_word); \
2939 #ifndef PERL_SYS_FPU_INIT
2940 # define PERL_SYS_FPU_INIT NOOP
2943 #ifndef PERL_SYS_INIT3_BODY
2944 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2948 =head1 Miscellaneous Functions
2950 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2951 Provides system-specific tune up of the C runtime environment necessary to
2952 run Perl interpreters. This should be called only once, before creating
2953 any Perl interpreters.
2955 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2956 Provides system-specific tune up of the C runtime environment necessary to
2957 run Perl interpreters. This should be called only once, before creating
2958 any Perl interpreters.
2960 =for apidoc Am|void|PERL_SYS_TERM|
2961 Provides system-specific clean up of the C runtime environment after
2962 running Perl interpreters. This should be called only once, after
2963 freeing any remaining Perl interpreters.
2968 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2969 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2970 #define PERL_SYS_TERM() Perl_sys_term()
2972 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2973 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2978 # ifdef _POSIX_PATH_MAX
2979 # if PATH_MAX > _POSIX_PATH_MAX
2980 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2981 * included the null byte or not. Later amendments of POSIX,
2982 * XPG4, the Austin Group, and the Single UNIX Specification
2983 * all explicitly include the null byte in the PATH_MAX.
2984 * Ditto for _POSIX_PATH_MAX. */
2985 # define MAXPATHLEN PATH_MAX
2987 # define MAXPATHLEN _POSIX_PATH_MAX
2990 # define MAXPATHLEN (PATH_MAX+1)
2993 # define MAXPATHLEN 1024 /* Err on the large side. */
2997 /* In case Configure was not used (we are using a "canned config"
2998 * such as Win32, or a cross-compilation setup, for example) try going
2999 * by the gcc major and minor versions. One useful URL is
3000 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
3001 * but contrary to this information warn_unused_result seems
3002 * not to be in gcc 3.3.5, at least. --jhi
3003 * Also, when building extensions with an installed perl, this allows
3004 * the user to upgrade gcc and get the right attributes, rather than
3005 * relying on the list generated at Configure time. --AD
3006 * Set these up now otherwise we get confused when some of the <*thread.h>
3007 * includes below indirectly pull in <perlio.h> (which needs to know if we
3008 * have HASATTRIBUTE_FORMAT).
3012 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
3013 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
3014 # define HASATTRIBUTE_DEPRECATED
3016 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
3017 # define HASATTRIBUTE_FORMAT
3018 # if defined __MINGW32__
3019 # define PRINTF_FORMAT_NULL_OK
3022 # if __GNUC__ >= 3 /* 3.0 -> */
3023 # define HASATTRIBUTE_MALLOC
3025 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
3026 # define HASATTRIBUTE_NONNULL
3028 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
3029 # define HASATTRIBUTE_NORETURN
3031 # if __GNUC__ >= 3 /* gcc 3.0 -> */
3032 # define HASATTRIBUTE_PURE
3034 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
3035 # define HASATTRIBUTE_UNUSED
3037 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
3038 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
3040 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
3041 # define HASATTRIBUTE_WARN_UNUSED_RESULT
3044 #endif /* #ifndef PERL_MICRO */
3046 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
3047 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
3048 * this results in many functions being undeclared which bothers C++
3049 * May make sense to have threads after "*ish.h" anyway
3052 #if defined(USE_ITHREADS)
3054 # include <nw5thread.h>
3057 # include <win32thread.h>
3060 # include "os2thread.h"
3062 # ifdef I_MACH_CTHREADS
3063 # include <mach/cthreads.h>
3064 typedef cthread_t perl_os_thread;
3065 typedef mutex_t perl_mutex;
3066 typedef condition_t perl_cond;
3067 typedef void * perl_key;
3068 # else /* Posix threads */
3070 # include <pthread.h>
3072 typedef pthread_t perl_os_thread;
3073 typedef pthread_mutex_t perl_mutex;
3074 typedef pthread_cond_t perl_cond;
3075 typedef pthread_key_t perl_key;
3076 # endif /* I_MACH_CTHREADS */
3079 # endif /* NETWARE */
3080 #endif /* USE_ITHREADS */
3087 # include "netware.h"
3090 #define STATUS_UNIX PL_statusvalue
3092 # define STATUS_NATIVE PL_statusvalue_vms
3094 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
3095 * its contents can not be trusted. Unfortunately, Perl seems to check
3096 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
3099 # include <stsdef.h>
3101 /* Presume this because if VMS changes it, it will require a new
3102 * set of APIs for waiting on children for binary compatibility.
3104 # define child_offset_bits (8)
3105 # ifndef C_FAC_POSIX
3106 # define C_FAC_POSIX 0x35A000
3109 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
3110 * platform from the existing UNIX or Native status values.
3113 # define STATUS_EXIT \
3114 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
3115 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
3118 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
3119 * exit code and shifts the UNIX value over the correct number of bits to
3120 * be a child status. Usually the number of bits is 8, but that could be
3121 * platform dependent. The NATIVE status code is presumed to have either
3122 * from a child process.
3125 /* This is complicated. The child processes return a true native VMS
3126 status which must be saved. But there is an assumption in Perl that
3127 the UNIX child status has some relationship to errno values, so
3128 Perl tries to translate it to text in some of the tests.
3129 In order to get the string translation correct, for the error, errno
3130 must be EVMSERR, but that generates a different text message
3131 than what the test programs are expecting. So an errno value must
3132 be derived from the native status value when an error occurs.
3133 That will hide the true native status message. With this version of
3134 perl, the true native child status can always be retrieved so that
3135 is not a problem. But in this case, Pl_statusvalue and errno may
3136 have different values in them.
3139 # define STATUS_NATIVE_CHILD_SET(n) \
3141 I32 evalue = (I32)n; \
3142 if (evalue == EVMSERR) { \
3143 PL_statusvalue_vms = vaxc$errno; \
3144 PL_statusvalue = evalue; \
3146 PL_statusvalue_vms = evalue; \
3147 if (evalue == -1) { \
3148 PL_statusvalue = -1; \
3149 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
3151 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
3152 set_vaxc_errno(evalue); \
3153 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
3154 set_errno(EVMSERR); \
3155 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
3156 PL_statusvalue = PL_statusvalue << child_offset_bits; \
3160 # ifdef VMSISH_STATUS
3161 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
3163 # define STATUS_CURRENT STATUS_UNIX
3166 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
3167 * the NATIVE status to an equivalent value. Can not be used to translate
3168 * exit code values as exit code values are not guaranteed to have any
3169 * relationship at all to errno values.
3170 * This is used when Perl is forcing errno to have a specific value.
3172 # define STATUS_UNIX_SET(n) \
3174 I32 evalue = (I32)n; \
3175 PL_statusvalue = evalue; \
3176 if (PL_statusvalue != -1) { \
3177 if (PL_statusvalue != EVMSERR) { \
3178 PL_statusvalue &= 0xFFFF; \
3179 if (MY_POSIX_EXIT) \
3180 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
3181 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
3184 PL_statusvalue_vms = vaxc$errno; \
3187 else PL_statusvalue_vms = SS$_ABORT; \
3188 set_vaxc_errno(PL_statusvalue_vms); \
3191 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
3192 * the NATIVE error status based on it.
3194 * When in the default mode to comply with the Perl VMS documentation,
3195 * 0 is a success and any other code sets the NATIVE status to a failure
3196 * code of SS$_ABORT.
3198 * In the new POSIX EXIT mode, native status will be set so that the
3199 * actual exit code will can be retrieved by the calling program or
3202 * If the exit code is not clearly a UNIX parent or child exit status,
3203 * it will be passed through as a VMS status.
3206 # define STATUS_UNIX_EXIT_SET(n) \
3208 I32 evalue = (I32)n; \
3209 PL_statusvalue = evalue; \
3210 if (MY_POSIX_EXIT) { \
3211 if (evalue <= 0xFF00) { \
3212 if (evalue > 0xFF) \
3213 evalue = (evalue >> child_offset_bits) & 0xFF; \
3214 PL_statusvalue_vms = \
3215 (C_FAC_POSIX | (evalue << 3 ) | \
3216 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3217 } else /* forgive them Perl, for they have sinned */ \
3218 PL_statusvalue_vms = evalue; \
3221 PL_statusvalue_vms = SS$_NORMAL; \
3222 else if (evalue <= 0xFF00) \
3223 PL_statusvalue_vms = SS$_ABORT; \
3224 else { /* forgive them Perl, for they have sinned */ \
3225 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3226 else PL_statusvalue_vms = vaxc$errno; \
3227 /* And obviously used a VMS status value instead of UNIX */ \
3228 PL_statusvalue = EVMSERR; \
3230 set_vaxc_errno(PL_statusvalue_vms); \
3235 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3236 * and sets the NATIVE error status based on it. This special case
3237 * is needed to maintain compatibility with past VMS behavior.
3239 * In the default mode on VMS, this number is passed through as
3240 * both the NATIVE and UNIX status. Which makes it different
3241 * that the STATUS_UNIX_EXIT_SET.
3243 * In the new POSIX EXIT mode, native status will be set so that the
3244 * actual exit code will can be retrieved by the calling program or
3247 * A POSIX exit code is from 0 to 255. If the exit code is higher
3248 * than this, it needs to be assumed that it is a VMS exit code and
3252 # define STATUS_EXIT_SET(n) \
3254 I32 evalue = (I32)n; \
3255 PL_statusvalue = evalue; \
3256 if (MY_POSIX_EXIT) \
3257 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3258 PL_statusvalue_vms = \
3259 (C_FAC_POSIX | (evalue << 3 ) | \
3260 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
3262 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3263 set_vaxc_errno(PL_statusvalue_vms); \
3267 /* This macro forces a success status */
3268 # define STATUS_ALL_SUCCESS \
3269 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
3271 /* This macro forces a failure status */
3272 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3273 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3274 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
3276 #elif defined(__amigaos4__)
3277 /* A somewhat experimental attempt to simulate posix return code values */
3278 # define STATUS_NATIVE PL_statusvalue_posix
3279 # define STATUS_NATIVE_CHILD_SET(n) \
3281 PL_statusvalue_posix = (n); \
3282 if (PL_statusvalue_posix < 0) { \
3283 PL_statusvalue = -1; \
3286 PL_statusvalue = n << 8; \
3289 # define STATUS_UNIX_SET(n) \
3291 PL_statusvalue = (n); \
3292 if (PL_statusvalue != -1) \
3293 PL_statusvalue &= 0xFFFF; \
3295 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
3296 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
3297 # define STATUS_CURRENT STATUS_UNIX
3298 # define STATUS_EXIT STATUS_UNIX
3299 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3300 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
3303 # define STATUS_NATIVE PL_statusvalue_posix
3304 # if defined(WCOREDUMP)
3305 # define STATUS_NATIVE_CHILD_SET(n) \
3307 PL_statusvalue_posix = (n); \
3308 if (PL_statusvalue_posix == -1) \
3309 PL_statusvalue = -1; \
3312 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3313 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3314 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3317 # elif defined(WIFEXITED)
3318 # define STATUS_NATIVE_CHILD_SET(n) \
3320 PL_statusvalue_posix = (n); \
3321 if (PL_statusvalue_posix == -1) \
3322 PL_statusvalue = -1; \
3325 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3326 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3330 # define STATUS_NATIVE_CHILD_SET(n) \
3332 PL_statusvalue_posix = (n); \
3333 if (PL_statusvalue_posix == -1) \
3334 PL_statusvalue = -1; \
3337 PL_statusvalue_posix & 0xFFFF; \
3341 # define STATUS_UNIX_SET(n) \
3343 PL_statusvalue = (n); \
3344 if (PL_statusvalue != -1) \
3345 PL_statusvalue &= 0xFFFF; \
3347 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
3348 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
3349 # define STATUS_CURRENT STATUS_UNIX
3350 # define STATUS_EXIT STATUS_UNIX
3351 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3352 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
3355 /* flags in PL_exit_flags for nature of exit() */
3356 #define PERL_EXIT_EXPECTED 0x01
3357 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
3358 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
3359 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
3362 /* format to use for version numbers in file/directory names */
3363 /* XXX move to Configure? */
3364 /* This was only ever used for the current version, and that can be done at
3365 compile time, as PERL_FS_VERSION, so should we just delete it? */
3366 # ifndef PERL_FS_VER_FMT
3367 # define PERL_FS_VER_FMT "%d.%d.%d"
3371 #ifndef PERL_FS_VERSION
3372 # define PERL_FS_VERSION PERL_VERSION_STRING
3375 /* This defines a way to flush all output buffers. This may be a
3376 * performance issue, so we allow people to disable it. Also, if
3377 * we are using stdio, there are broken implementations of fflush(NULL)
3378 * out there, Solaris being the most prominent.
3380 #ifndef PERL_FLUSHALL_FOR_CHILD
3381 # if defined(USE_PERLIO) || defined(FFLUSH_NULL)
3382 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
3385 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
3387 # define PERL_FLUSHALL_FOR_CHILD NOOP
3392 #ifndef PERL_WAIT_FOR_CHILDREN
3393 # define PERL_WAIT_FOR_CHILDREN NOOP
3396 /* the traditional thread-unsafe notion of "current interpreter". */
3397 #ifndef PERL_SET_INTERP
3398 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3401 #ifndef PERL_GET_INTERP
3402 # define PERL_GET_INTERP (PL_curinterp)
3405 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3406 # ifdef MULTIPLICITY
3407 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3409 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3413 This replaces the previous %_ "hack" by the "%p" hacks.
3414 All that is required is that the perl source does not
3415 use "%-p" or "%-<number>p" or "%<number>p" formats.
3416 These formats will still work in perl code.
3417 See comments in sv.c for further details.
3419 Robin Barker 2005-07-14
3421 No longer use %1p for VDf = %vd. RMB 2007-10-19
3425 # define SVf_(n) "-" STRINGIFY(n) "p"
3433 # define SVf32 SVf_(32)
3437 # define SVf256 SVf_(256)
3440 #define SVfARG(p) ((void*)(p))
3446 /* Not ideal, but we cannot easily include a number in an already-numeric
3447 * format sequence. */
3449 # define HEKf256 "3p"
3452 #define HEKfARG(p) ((void*)(p))
3454 /* Takes three arguments: is_utf8, length, str */
3456 # define UTF8f "d%" UVuf "%4p"
3458 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3461 #define PNfARG(pn) (int)1, (UV)PadnameLEN(pn), (void *)PadnamePV(pn)
3464 /* not used; but needed for backward compatibility with XS code? - RMB */
3472 #ifdef HASATTRIBUTE_DEPRECATED
3473 # define __attribute__deprecated__ __attribute__((deprecated))
3475 #ifdef HASATTRIBUTE_FORMAT
3476 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3478 #ifdef HASATTRIBUTE_MALLOC
3479 # define __attribute__malloc__ __attribute__((__malloc__))
3481 #ifdef HASATTRIBUTE_NONNULL
3482 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3484 #ifdef HASATTRIBUTE_NORETURN
3485 # define __attribute__noreturn__ __attribute__((noreturn))
3487 #ifdef HASATTRIBUTE_PURE
3488 # define __attribute__pure__ __attribute__((pure))
3490 #ifdef HASATTRIBUTE_UNUSED
3491 # define __attribute__unused__ __attribute__((unused))
3493 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3494 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3497 /* If we haven't defined the attributes yet, define them to blank. */
3498 #ifndef __attribute__deprecated__
3499 # define __attribute__deprecated__
3501 #ifndef __attribute__format__
3502 # define __attribute__format__(x,y,z)
3504 #ifndef __attribute__malloc__
3505 # define __attribute__malloc__
3507 #ifndef __attribute__nonnull__
3508 # define __attribute__nonnull__(a)
3510 #ifndef __attribute__noreturn__
3511 # define __attribute__noreturn__
3513 #ifndef __attribute__pure__
3514 # define __attribute__pure__
3516 #ifndef __attribute__unused__
3517 # define __attribute__unused__
3519 #ifndef __attribute__warn_unused_result__
3520 # define __attribute__warn_unused_result__
3524 # if !defined(DEBUGGING) && !defined(NDEBUG)
3527 # include <assert.h>
3530 /* For functions that are marked as __attribute__noreturn__, it's not
3531 appropriate to call return. In either case, include the lint directive.
3533 #ifdef HASATTRIBUTE_NORETURN
3534 # define NORETURN_FUNCTION_END NOT_REACHED;
3536 # define NORETURN_FUNCTION_END NOT_REACHED; return 0
3539 /* Some OS warn on NULL format to printf */
3540 #ifdef PRINTF_FORMAT_NULL_OK
3541 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3543 # define __attribute__format__null_ok__(x,y,z)
3546 #ifdef HAS_BUILTIN_EXPECT
3547 # define EXPECT(expr,val) __builtin_expect(expr,val)
3549 # define EXPECT(expr,val) (expr)
3551 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3552 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3553 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3557 /* STATIC_ASSERT_GLOBAL/STATIC_ASSERT_STMT are like assert(), but for compile
3558 time invariants. That is, their argument must be a constant expression that
3559 can be verified by the compiler. This expression can contain anything that's
3560 known to the compiler, e.g. #define constants, enums, or sizeof (...). If
3561 the expression evaluates to 0, compilation fails.
3562 Because they generate no runtime code (i.e. their use is "free"), they're
3563 always active, even under non-DEBUGGING builds.
3564 STATIC_ASSERT_GLOBAL expands to a declaration and is suitable for use at
3565 file scope (outside of any function).
3566 STATIC_ASSERT_STMT expands to a statement and is suitable for use inside a
3569 #if (defined(static_assert) || (defined(__cplusplus) && __cplusplus >= 201103L)) && (!defined(__IBMC__) || __IBMC__ >= 1210)
3570 /* static_assert is a macro defined in <assert.h> in C11 or a compiler
3573 /* IBM XL C V11 does not support _Static_assert, no matter what <assert.h> says */
3574 # define STATIC_ASSERT_GLOBAL(COND) static_assert(COND, #COND)
3576 /* We use a bit-field instead of an array because gcc accepts
3577 'typedef char x[n]' where n is not a compile-time constant.
3578 We want to enforce constantness.
3580 # define STATIC_ASSERT_2(COND, SUFFIX) \
3582 unsigned int _static_assertion_failed_##SUFFIX : (COND) ? 1 : -1; \
3583 } _static_assertion_failed_##SUFFIX PERL_UNUSED_DECL
3584 # define STATIC_ASSERT_1(COND, SUFFIX) STATIC_ASSERT_2(COND, SUFFIX)
3585 # define STATIC_ASSERT_GLOBAL(COND) STATIC_ASSERT_1(COND, __LINE__)
3587 /* We need this wrapper even in C11 because 'case X: static_assert(...);' is an
3588 error (static_assert is a declaration, and only statements can have labels).
3590 #define STATIC_ASSERT_STMT(COND) do { STATIC_ASSERT_GLOBAL(COND); } while (0)
3592 #ifndef __has_builtin
3593 # define __has_builtin(x) 0 /* not a clang style compiler */
3596 /* ASSUME is like assert(), but it has a benefit in a release build. It is a
3597 hint to a compiler about a statement of fact in a function call free
3598 expression, which allows the compiler to generate better machine code.
3599 In a debug build, ASSUME(x) is a synonym for assert(x). ASSUME(0) means
3600 the control path is unreachable. In a for loop, ASSUME can be used to hint
3601 that a loop will run at least X times. ASSUME is based off MSVC's __assume
3602 intrinsic function, see its documents for more details.
3606 # if __has_builtin(__builtin_unreachable) \
3607 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5 || __GNUC__ > 4) /* 4.5 -> */
3608 # define ASSUME(x) ((x) ? (void) 0 : __builtin_unreachable())
3609 # elif defined(_MSC_VER)
3610 # define ASSUME(x) __assume(x)
3611 # elif defined(__ARMCC_VERSION) /* untested */
3612 # define ASSUME(x) __promise(x)
3614 /* a random compiler might define assert to its own special optimization token
3615 so pass it through to C lib as a last resort */
3616 # define ASSUME(x) assert(x)
3619 # define ASSUME(x) assert(x)
3622 #define NOT_REACHED ASSUME(0)
3624 /* Some unistd.h's give a prototype for pause() even though
3625 HAS_PAUSE ends up undefined. This causes the #define
3626 below to be rejected by the compiler. Sigh.
3631 #define Pause() sleep((32767<<16)+32767)
3635 # ifdef IOCPARM_MASK
3636 /* on BSDish systems we're safe */
3637 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3639 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3640 /* on Linux systems we're safe; except when we're not [perl #38223] */
3641 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3643 /* otherwise guess at what's safe */
3644 # define IOCPARM_LEN(x) 256
3649 #if defined(__CYGWIN__)
3651 * This symbol, if defined, indicates that the program should
3652 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3653 * that a file is in "binary" mode -- that is, that no translation
3654 * of bytes occurs on read or write operations.
3656 # define USEMYBINMODE /**/
3657 # include <io.h> /* for setmode() prototype */
3658 # define my_binmode(fp, iotype, mode) \
3659 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3663 void init_os_extras(void);
3666 #ifdef UNION_ANY_DEFINITION
3667 UNION_ANY_DEFINITION;
3677 void (*any_dptr) (void*);
3678 void (*any_dxptr) (pTHX_ void*);
3682 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3684 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3685 #define FILTER_DATA(idx) \
3686 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3687 #define FILTER_ISREADER(idx) \
3688 (PL_parser && PL_parser->rsfp_filters \
3689 && idx >= AvFILLp(PL_parser->rsfp_filters))
3690 #define PERL_FILTER_EXISTS(i) \
3691 (PL_parser && PL_parser->rsfp_filters \
3692 && (i) <= av_tindex(PL_parser->rsfp_filters))
3694 #if defined(_AIX) && !defined(_AIX43)
3695 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3696 /* We cannot include <crypt.h> to get the struct crypt_data
3697 * because of setkey prototype problems when threading */
3698 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3699 /* From OSF, Not needed in AIX
3707 #endif /* threading */
3710 #ifndef PERL_CALLCONV
3712 # define PERL_CALLCONV extern "C"
3714 # define PERL_CALLCONV
3717 #ifndef PERL_CALLCONV_NO_RET
3718 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
3721 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
3722 dont have a noreturn as a declaration specifier
3724 #ifndef PERL_STATIC_NO_RET
3725 # define PERL_STATIC_NO_RET STATIC
3727 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
3728 builds that dont have a noreturn as a declaration specifier
3730 #ifndef PERL_STATIC_INLINE_NO_RET
3731 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
3735 # include "iperlsys.h"
3738 #ifdef __LIBCATAMOUNT__
3739 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3741 #define FAKE_BIT_BUCKET
3744 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3745 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3746 * defined by Configure, despite their names being similar to the
3747 * other defines like USE_ITHREADS. Configure in fact knows nothing
3748 * about the randomised hashes. Therefore to enable/disable the hash
3749 * randomisation defines use the Configure -Accflags=... instead. */
3750 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3751 # define USE_HASH_SEED
3754 /* Win32 defines a type 'WORD' in windef.h, and AmigaOS in exec/types.h.
3755 * This conflicts with the enumerator 'WORD' defined in perly.h.
3756 * The yytokentype enum is only a debugging aid, so it's not really needed. */
3757 #if defined(WIN32) || defined(__amigaos4__)
3758 # define YYTOKENTYPE
3763 /* macros to define bit-fields in structs. */
3764 #ifndef PERL_BITFIELD8
3765 # define PERL_BITFIELD8 unsigned
3767 #ifndef PERL_BITFIELD16
3768 # define PERL_BITFIELD16 unsigned
3770 #ifndef PERL_BITFIELD32
3771 # define PERL_BITFIELD32 unsigned
3781 #include "opnames.h"
3788 #include "warnings.h"
3791 /* these would be in doio.h if there was such a file */
3792 #define my_stat() my_stat_flags(SV_GMAGIC)
3793 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3795 /* defined in sv.c, but also used in [ach]v.c */
3798 #undef _XPVCV_COMMON
3800 typedef struct _sublex_info SUBLEXINFO;
3801 struct _sublex_info {
3802 U8 super_state; /* lexer state to save */
3803 U16 sub_inwhat; /* "lex_inwhat" to use */
3804 OP *sub_op; /* "lex_op" to use */
3805 SV *repl; /* replacement of s/// or y/// */
3810 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3812 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
3814 /* These have to be predeclared, as they are used in proto.h which is #included
3815 * before their definitions in regcomp.h. */
3818 typedef struct regnode_charclass regnode_charclass;
3820 struct regnode_charclass_class;
3822 /* A hopefully less confusing name. The sub-classes are all Posix classes only
3823 * used under /l matching */
3824 typedef struct regnode_charclass_class regnode_charclass_posixl;
3826 typedef struct regnode_ssc regnode_ssc;
3827 typedef struct RExC_state_t RExC_state_t;
3828 struct _reg_trie_data;
3832 struct ptr_tbl_ent {
3833 struct ptr_tbl_ent* next;
3839 struct ptr_tbl_ent** tbl_ary;
3842 struct ptr_tbl_arena *tbl_arena;
3843 struct ptr_tbl_ent *tbl_arena_next;
3844 struct ptr_tbl_ent *tbl_arena_end;
3847 #if defined(htonl) && !defined(HAS_HTONL)
3850 #if defined(htons) && !defined(HAS_HTONS)
3853 #if defined(ntohl) && !defined(HAS_NTOHL)
3856 #if defined(ntohs) && !defined(HAS_NTOHS)
3864 # if (BYTEORDER & 0xffff) == 0x4321
3865 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3866 re-order their values. However, to behave identically to the alternative
3867 implementations, they should truncate to the correct size. */
3868 # define ntohl(x) ((x)&0xFFFFFFFF)
3869 # define htonl(x) ntohl(x)
3870 # define ntohs(x) ((x)&0xFFFF)
3871 # define htons(x) ntohs(x)
3872 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3874 /* Note that we can't straight out declare our own htonl and htons because
3875 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3876 to avoid the overhead of initialising the socket subsystem, but the headers
3877 that *declare* the various functions are still seen. If we declare our own
3878 htonl etc they will clash with the declarations in the Win32 headers. */
3880 PERL_STATIC_INLINE U32
3881 my_swap32(const U32 x) {
3882 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3883 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3886 PERL_STATIC_INLINE U16
3887 my_swap16(const U16 x) {
3888 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3891 # define htonl(x) my_swap32(x)
3892 # define ntohl(x) my_swap32(x)
3893 # define ntohs(x) my_swap16(x)
3894 # define htons(x) my_swap16(x)
3896 # error "Unsupported byteorder"
3897 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3898 the error message. Please check the value of the macro BYTEORDER, as defined
3899 in config.h. The values of BYTEORDER we expect are
3901 big endian little endian
3902 32 bit 0x4321 0x1234
3903 64 bit 0x87654321 0x12345678
3905 If you have a system with a different byte order, please see
3906 pod/perlhack.pod for how to submit a patch to add supporting code.
3912 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3915 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3916 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3917 re-order their values. However, to behave identically to the alternative
3918 implementations, they should truncate to the correct size. */
3919 # define vtohl(x) ((x)&0xFFFFFFFF)
3920 # define vtohs(x) ((x)&0xFFFF)
3921 # define htovl(x) vtohl(x)
3922 # define htovs(x) vtohs(x)
3923 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3924 # define vtohl(x) ((((x)&0xFF)<<24) \
3926 +(((x)&0x0000FF00)<<8) \
3927 +(((x)&0x00FF0000)>>8) )
3928 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3929 # define htovl(x) vtohl(x)
3930 # define htovs(x) vtohs(x)
3932 # error "Unsupported byteorder"
3933 /* If you have need for current perl on PDP-11 or similar, and can help test
3934 that blead keeps working on a mixed-endian system, then see
3935 pod/perlhack.pod for how to submit patches to things working again. */
3938 /* *MAX Plus 1. A floating point value.
3939 Hopefully expressed in a way that dodgy floating point can't mess up.
3940 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3942 May find that some broken compiler will want the value cast to I32.
3943 [after the shift, as signed >> may not be as secure as unsigned >>]
3945 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3946 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3947 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3948 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3949 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3951 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3953 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3954 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3955 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3957 /* This may look like unnecessary jumping through hoops, but converting
3958 out of range floating point values to integers *is* undefined behaviour,
3959 and it is starting to bite.
3962 #define I_32(what) (cast_i32((NV)(what)))
3963 #define U_32(what) (cast_ulong((NV)(what)))
3964 #define I_V(what) (cast_iv((NV)(what)))
3965 #define U_V(what) (cast_uv((NV)(what)))
3967 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3968 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3969 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3970 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3971 : ((n) < U32_MAX_P1 ? (U32) (n) \
3972 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3973 #define I_V(n) (LIKELY((n) < IV_MAX_P1) ? (UNLIKELY((n) < IV_MIN) ? IV_MIN : (IV) (n)) \
3974 : (LIKELY((n) < UV_MAX_P1) ? (IV)(UV) (n) \
3975 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3976 #define U_V(n) ((n) < 0.0 ? (UNLIKELY((n) < IV_MIN) ? (UV) IV_MIN : (UV)(IV) (n)) \
3977 : (LIKELY((n) < UV_MAX_P1) ? (UV) (n) \
3978 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3981 #define U_S(what) ((U16)U_32(what))
3982 #define U_I(what) ((unsigned int)U_32(what))
3983 #define U_L(what) U_32(what)
3986 # define Perl_signbit signbit
3989 /* These do not care about the fractional part, only about the range. */
3990 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3991 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3993 /* Used with UV/IV arguments: */
3994 /* XXXX: need to speed it up */
3995 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3996 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
4003 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
4004 Uid_t getuid (void);
4005 Uid_t geteuid (void);
4006 Gid_t getgid (void);
4007 Gid_t getegid (void);
4011 #ifndef Perl_debug_log
4012 # define Perl_debug_log PerlIO_stderr()
4015 #ifndef Perl_error_log
4016 # define Perl_error_log (PL_stderrgv \
4017 && isGV(PL_stderrgv) \
4018 && GvIOp(PL_stderrgv) \
4019 && IoOFP(GvIOp(PL_stderrgv)) \
4020 ? IoOFP(GvIOp(PL_stderrgv)) \
4025 #define DEBUG_p_FLAG 0x00000001 /* 1 */
4026 #define DEBUG_s_FLAG 0x00000002 /* 2 */
4027 #define DEBUG_l_FLAG 0x00000004 /* 4 */
4028 #define DEBUG_t_FLAG 0x00000008 /* 8 */
4029 #define DEBUG_o_FLAG 0x00000010 /* 16 */
4030 #define DEBUG_c_FLAG 0x00000020 /* 32 */
4031 #define DEBUG_P_FLAG 0x00000040 /* 64 */
4032 #define DEBUG_m_FLAG 0x00000080 /* 128 */
4033 #define DEBUG_f_FLAG 0x00000100 /* 256 */
4034 #define DEBUG_r_FLAG 0x00000200 /* 512 */
4035 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
4036 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
4037 /* U is reserved for Unofficial, exploratory hacking */
4038 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
4039 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
4040 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
4041 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
4042 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
4043 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
4044 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
4045 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
4046 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
4047 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
4048 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
4049 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
4050 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
4051 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
4052 #define DEBUG_L_FLAG 0x04000000 /*67108864*/
4053 #define DEBUG_MASK 0x07FFEFFF /* mask of all the standard flags */
4055 #define DEBUG_DB_RECURSE_FLAG 0x40000000
4056 #define DEBUG_TOP_FLAG 0x80000000 /* -D was given --> PL_debug |= FLAG */
4058 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
4059 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
4060 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
4061 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
4062 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
4063 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
4064 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
4065 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
4066 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
4067 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
4068 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
4069 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
4070 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
4071 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
4072 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
4073 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
4074 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
4075 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
4076 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
4077 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
4078 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
4079 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
4080 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
4081 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
4082 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
4083 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
4084 # define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG)
4085 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
4086 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
4087 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
4088 # define DEBUG_Lv_TEST_ (DEBUG_L_TEST_ && DEBUG_v_TEST_)
4092 # define DEBUG_p_TEST DEBUG_p_TEST_
4093 # define DEBUG_s_TEST DEBUG_s_TEST_
4094 # define DEBUG_l_TEST DEBUG_l_TEST_
4095 # define DEBUG_t_TEST DEBUG_t_TEST_
4096 # define DEBUG_o_TEST DEBUG_o_TEST_
4097 # define DEBUG_c_TEST DEBUG_c_TEST_
4098 # define DEBUG_P_TEST DEBUG_P_TEST_
4099 # define DEBUG_m_TEST DEBUG_m_TEST_
4100 # define DEBUG_f_TEST DEBUG_f_TEST_
4101 # define DEBUG_r_TEST DEBUG_r_TEST_
4102 # define DEBUG_x_TEST DEBUG_x_TEST_
4103 # define DEBUG_u_TEST DEBUG_u_TEST_
4104 # define DEBUG_U_TEST DEBUG_U_TEST_
4105 # define DEBUG_H_TEST DEBUG_H_TEST_
4106 # define DEBUG_X_TEST DEBUG_X_TEST_
4107 # define DEBUG_D_TEST DEBUG_D_TEST_
4108 # define DEBUG_S_TEST DEBUG_S_TEST_
4109 # define DEBUG_T_TEST DEBUG_T_TEST_
4110 # define DEBUG_R_TEST DEBUG_R_TEST_
4111 # define DEBUG_J_TEST DEBUG_J_TEST_
4112 # define DEBUG_v_TEST DEBUG_v_TEST_
4113 # define DEBUG_C_TEST DEBUG_C_TEST_
4114 # define DEBUG_A_TEST DEBUG_A_TEST_
4115 # define DEBUG_q_TEST DEBUG_q_TEST_
4116 # define DEBUG_M_TEST DEBUG_M_TEST_
4117 # define DEBUG_B_TEST DEBUG_B_TEST_
4118 # define DEBUG_L_TEST DEBUG_L_TEST_
4119 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
4120 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
4121 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
4122 # define DEBUG_Lv_TEST DEBUG_Lv_TEST_
4124 # define PERL_DEB(a) a
4125 # define PERL_DEB2(a,b) a
4126 # define PERL_DEBUG(a) if (PL_debug) a
4127 # define DEBUG_p(a) if (DEBUG_p_TEST) a
4128 # define DEBUG_s(a) if (DEBUG_s_TEST) a
4129 # define DEBUG_l(a) if (DEBUG_l_TEST) a
4130 # define DEBUG_t(a) if (DEBUG_t_TEST) a
4131 # define DEBUG_o(a) if (DEBUG_o_TEST) a
4132 # define DEBUG_c(a) if (DEBUG_c_TEST) a
4133 # define DEBUG_P(a) if (DEBUG_P_TEST) a
4135 /* Temporarily turn off memory debugging in case the a
4136 * does memory allocation, either directly or indirectly. */
4137 # define DEBUG_m(a) \
4139 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
4142 # define DEBUG__(t, a) \
4144 if (t) STMT_START {a;} STMT_END; \
4147 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
4148 #ifndef PERL_EXT_RE_BUILD
4149 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
4151 # define DEBUG_r(a) STMT_START {a;} STMT_END
4152 #endif /* PERL_EXT_RE_BUILD */
4153 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
4154 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
4155 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
4156 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
4157 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
4158 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
4159 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
4160 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
4161 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
4162 # define DEBUG_Lv(a) DEBUG__(DEBUG_Lv_TEST, a)
4164 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
4165 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
4166 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
4167 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
4168 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
4169 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
4170 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
4171 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
4172 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
4173 # define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a)
4175 #else /* DEBUGGING */
4177 # define DEBUG_p_TEST (0)
4178 # define DEBUG_s_TEST (0)
4179 # define DEBUG_l_TEST (0)
4180 # define DEBUG_t_TEST (0)
4181 # define DEBUG_o_TEST (0)
4182 # define DEBUG_c_TEST (0)
4183 # define DEBUG_P_TEST (0)
4184 # define DEBUG_m_TEST (0)
4185 # define DEBUG_f_TEST (0)
4186 # define DEBUG_r_TEST (0)
4187 # define DEBUG_x_TEST (0)
4188 # define DEBUG_u_TEST (0)
4189 # define DEBUG_U_TEST (0)
4190 # define DEBUG_H_TEST (0)
4191 # define DEBUG_X_TEST (0)
4192 # define DEBUG_D_TEST (0)
4193 # define DEBUG_S_TEST (0)
4194 # define DEBUG_T_TEST (0)
4195 # define DEBUG_R_TEST (0)
4196 # define DEBUG_J_TEST (0)
4197 # define DEBUG_v_TEST (0)
4198 # define DEBUG_C_TEST (0)
4199 # define DEBUG_A_TEST (0)
4200 # define DEBUG_q_TEST (0)
4201 # define DEBUG_M_TEST (0)
4202 # define DEBUG_B_TEST (0)
4203 # define DEBUG_L_TEST (0)
4204 # define DEBUG_Xv_TEST (0)
4205 # define DEBUG_Uv_TEST (0)
4206 # define DEBUG_Pv_TEST (0)
4207 # define DEBUG_Lv_TEST (0)
4209 # define PERL_DEB(a)
4210 # define PERL_DEB2(a,b) b
4211 # define PERL_DEBUG(a)
4238 # define DEBUG_Xv(a)
4239 # define DEBUG_Uv(a)
4240 # define DEBUG_Pv(a)
4241 # define DEBUG_Lv(a)
4242 #endif /* DEBUGGING */
4245 #define DEBUG_SCOPE(where) \
4247 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
4248 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
4249 __FILE__, __LINE__));
4251 /* Keep the old croak based assert for those who want it, and as a fallback if
4252 the platform is so heretically non-ANSI that it can't assert. */
4254 #define Perl_assert(what) PERL_DEB2( \
4255 ((what) ? ((void) 0) : \
4256 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
4257 "\", line %d", STRINGIFY(what), __LINE__), \
4258 (void) 0)), ((void)0))
4260 /* assert() gets defined if DEBUGGING (and I_ASSERT).
4261 * If no DEBUGGING, the <assert.h> has not been included. */
4263 # define assert(what) Perl_assert(what)
4266 # define assert_(what) assert(what),
4268 # define assert_(what)
4272 I32 (*uf_val)(pTHX_ IV, SV*);
4273 I32 (*uf_set)(pTHX_ IV, SV*);
4277 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
4278 * XS code wanting to be backward compatible can do something
4279 * like the following:
4281 #ifndef PERL_MG_UFUNC
4282 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
4285 static PERL_MG_UFUNC(foo_get, index, val)
4295 #ifndef PERL_MG_UFUNC
4296 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
4299 /* Fix these up for __STDC__ */
4300 #ifndef DONT_DECLARE_STD
4301 char *mktemp (char*);
4303 double atof (const char*);
4308 /* All of these are in stdlib.h or time.h for ANSI C */
4310 struct tm *gmtime(), *localtime();
4312 char *(strchr)(), *(strrchr)();
4313 char *(strcpy)(), *(strcat)();
4315 char *strchr(), *strrchr();
4316 char *strcpy(), *strcat();
4318 #endif /* ! STANDARD_C */
4324 /* isfinite and others are here rather than in math.h as C99 stipulates */
4329 double exp (double);
4330 double log (double);
4331 double log10 (double);
4332 double sqrt (double);
4333 double frexp (double,int*);
4334 double ldexp (double,int);
4335 double modf (double,double*);
4336 double sin (double);
4337 double cos (double);
4338 double atan2 (double,double);
4339 double pow (double,double);
4344 # if !defined(WIN32) && !defined(VMS)
4346 char *crypt (const char*, const char*);
4348 # endif /* !WIN32 */
4349 # ifndef DONT_DECLARE_STD
4351 char *getenv (const char*);
4352 # endif /* !getenv */
4353 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
4354 # ifdef _FILE_OFFSET_BITS
4355 # if _FILE_OFFSET_BITS == 64
4356 Off_t lseek (int,Off_t,int);
4360 # endif /* !DONT_DECLARE_STD */
4363 char *getlogin (void);
4365 # endif /* !WIN32 */
4366 #endif /* !__cplusplus */
4368 /* Fixme on VMS. This needs to be a run-time, not build time options */
4369 /* Also rename() is affected by this */
4370 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
4371 #define UNLINK unlnk
4372 I32 unlnk (pTHX_ const char*);
4374 #define UNLINK PerlLIO_unlink
4377 /* some versions of glibc are missing the setresuid() proto */
4378 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
4379 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4381 /* some versions of glibc are missing the setresgid() proto */
4382 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
4383 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4386 #ifndef HAS_SETREUID
4387 # ifdef HAS_SETRESUID
4388 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4389 # define HAS_SETREUID
4392 #ifndef HAS_SETREGID
4393 # ifdef HAS_SETRESGID
4394 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4395 # define HAS_SETREGID
4399 /* Sighandler_t defined in iperlsys.h */
4401 #ifdef HAS_SIGACTION
4402 typedef struct sigaction Sigsave_t;
4404 typedef Sighandler_t Sigsave_t;
4415 # define RUNOPS_DEFAULT Perl_runops_debug
4417 # define RUNOPS_DEFAULT Perl_runops_standard
4420 #if defined(USE_PERLIO)
4421 EXTERN_C void PerlIO_teardown(void);
4422 # ifdef USE_ITHREADS
4423 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4424 # define PERLIO_TERM \
4426 PerlIO_teardown(); \
4427 MUTEX_DESTROY(&PL_perlio_mutex);\
4430 # define PERLIO_INIT
4431 # define PERLIO_TERM PerlIO_teardown()
4434 # define PERLIO_INIT
4435 # define PERLIO_TERM
4439 # ifdef MUTEX_INIT_CALLS_MALLOC
4440 # define MALLOC_INIT \
4442 PL_malloc_mutex = NULL; \
4443 MUTEX_INIT(&PL_malloc_mutex); \
4445 # define MALLOC_TERM \
4447 perl_mutex tmp = PL_malloc_mutex; \
4448 PL_malloc_mutex = NULL; \
4449 MUTEX_DESTROY(&tmp); \
4452 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4453 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4456 # define MALLOC_INIT
4457 # define MALLOC_TERM
4460 #if defined(PERL_IMPLICIT_CONTEXT)
4462 struct perl_memory_debug_header;
4463 struct perl_memory_debug_header {
4465 # if defined(PERL_POISON) || defined(PERL_DEBUG_READONLY_COW)
4468 struct perl_memory_debug_header *prev;
4469 struct perl_memory_debug_header *next;
4470 # ifdef PERL_DEBUG_READONLY_COW
4475 #elif defined(PERL_DEBUG_READONLY_COW)
4477 struct perl_memory_debug_header;
4478 struct perl_memory_debug_header {
4484 #if defined (PERL_TRACK_MEMPOOL) || defined (PERL_DEBUG_READONLY_COW)
4486 # define PERL_MEMORY_DEBUG_HEADER_SIZE \
4487 (sizeof(struct perl_memory_debug_header) + \
4488 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4489 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4492 # define PERL_MEMORY_DEBUG_HEADER_SIZE 0
4495 #ifdef PERL_TRACK_MEMPOOL
4496 # ifdef PERL_DEBUG_READONLY_COW
4497 # define INIT_TRACK_MEMPOOL(header, interp) \
4499 (header).interpreter = (interp); \
4500 (header).prev = (header).next = &(header); \
4501 (header).readonly = 0; \
4504 # define INIT_TRACK_MEMPOOL(header, interp) \
4506 (header).interpreter = (interp); \
4507 (header).prev = (header).next = &(header); \
4511 # define INIT_TRACK_MEMPOOL(header, interp)
4514 #ifdef I_MALLOCMALLOC
4515 /* Needed for malloc_size(), malloc_good_size() on some systems */
4516 # include <malloc/malloc.h>
4520 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4522 # if defined(HAS_MALLOC_SIZE) && !defined(PERL_DEBUG_READONLY_COW)
4523 # ifdef PERL_TRACK_MEMPOOL
4524 # define Perl_safesysmalloc_size(where) \
4525 (malloc_size(((char *)(where)) - PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4527 # define Perl_safesysmalloc_size(where) malloc_size(where)
4530 # ifdef HAS_MALLOC_GOOD_SIZE
4531 # ifdef PERL_TRACK_MEMPOOL
4532 # define Perl_malloc_good_size(how_much) \
4533 (malloc_good_size((how_much) + PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE)
4535 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4538 /* Having this as the identity operation makes some code simpler. */
4539 # define Perl_malloc_good_size(how_much) (how_much)
4543 typedef int (*runops_proc_t)(pTHX);
4544 typedef void (*share_proc_t) (pTHX_ SV *sv);
4545 typedef int (*thrhook_proc_t) (pTHX);
4546 typedef OP* (*PPADDR_t[]) (pTHX);
4547 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4548 typedef void (*despatch_signals_proc_t) (pTHX);
4550 #if defined(__DYNAMIC__) && defined(PERL_DARWIN) && defined(PERL_CORE)
4551 # include <crt_externs.h> /* for the env array */
4552 # define environ (*_NSGetEnviron())
4554 /* VMS and some other platforms don't use the environ array */
4555 # ifdef USE_ENVIRON_ARRAY
4556 # if !defined(DONT_DECLARE_STD) || \
4557 (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \
4559 extern char ** environ; /* environment variables supplied via exec */
4564 #define PERL_PATCHLEVEL_H_IMPLICIT
4565 #include "patchlevel.h"
4566 #undef PERL_PATCHLEVEL_H_IMPLICIT
4568 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4569 STRINGIFY(PERL_VERSION) "." \
4570 STRINGIFY(PERL_SUBVERSION)
4572 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4573 STRINGIFY(PERL_API_VERSION) "." \
4574 STRINGIFY(PERL_API_SUBVERSION)
4578 /* handy constants */
4579 EXTCONST char PL_warn_uninit[]
4580 INIT("Use of uninitialized value%s%s%s");
4581 EXTCONST char PL_warn_uninit_sv[]
4582 INIT("Use of uninitialized value%" SVf "%s%s");
4583 EXTCONST char PL_warn_nosemi[]
4584 INIT("Semicolon seems to be missing");
4585 EXTCONST char PL_warn_reserved[]
4586 INIT("Unquoted string \"%s\" may clash with future reserved word");
4587 EXTCONST char PL_warn_nl[]
4588 INIT("Unsuccessful %s on filename containing newline");
4589 EXTCONST char PL_no_wrongref[]
4590 INIT("Can't use %s ref as %s ref");
4591 /* The core no longer needs this here. If you require the string constant,
4592 please inline a copy into your own code. */
4593 EXTCONST char PL_no_symref[] __attribute__deprecated__
4594 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4595 EXTCONST char PL_no_symref_sv[]
4596 INIT("Can't use string (\"%" SVf32 "\"%s) as %s ref while \"strict refs\" in use");
4598 EXTCONST char PL_no_usym[]
4599 INIT("Can't use an undefined value as %s reference");
4600 EXTCONST char PL_no_aelem[]
4601 INIT("Modification of non-creatable array value attempted, subscript %d");
4602 EXTCONST char PL_no_helem_sv[]
4603 INIT("Modification of non-creatable hash value attempted, subscript \"%" SVf "\"");
4604 EXTCONST char PL_no_modify[]
4605 INIT("Modification of a read-only value attempted");
4606 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4607 INIT("Out of memory!\n");
4608 EXTCONST char PL_no_security[]
4609 INIT("Insecure dependency in %s%s");
4610 EXTCONST char PL_no_sock_func[]
4611 INIT("Unsupported socket function \"%s\" called");
4612 EXTCONST char PL_no_dir_func[]
4613 INIT("Unsupported directory function \"%s\" called");
4614 EXTCONST char PL_no_func[]
4615 INIT("The %s function is unimplemented");
4616 EXTCONST char PL_no_myglob[]
4617 INIT("\"%s\" %se %s can't be in a package");
4618 EXTCONST char PL_no_localize_ref[]
4619 INIT("Can't localize through a reference");
4620 EXTCONST char PL_memory_wrap[]
4621 INIT("panic: memory wrap");
4623 EXTCONST char PL_Yes[]
4625 EXTCONST char PL_No[]
4627 EXTCONST char PL_hexdigit[]
4628 INIT("0123456789abcdef0123456789ABCDEF");
4630 /* This is constant on most architectures, a global on OS/2 */
4632 EXTCONST char PL_sh_path[]
4633 INIT(SH_PATH); /* full path of shell */
4637 EXTCONST char PL_cshname[]
4639 # define PL_cshlen (sizeof(CSH "") - 1)
4642 /* These are baked at compile time into any shared perl library.
4643 In future releases this will allow us in main() to sanity test the
4644 library we're linking against. */
4646 EXTCONST U8 PL_revision
4647 INIT(PERL_REVISION);
4648 EXTCONST U8 PL_version
4650 EXTCONST U8 PL_subversion
4651 INIT(PERL_SUBVERSION);
4653 EXTCONST char PL_uuemap[65]
4654 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4657 EXTCONST char PL_uudmap[256] =
4659 # include "uuudmap.h"
4661 # include "uudmap.h"
4664 EXTCONST char PL_bitcount[256] =
4666 # include "ubitcount.h"
4668 # include "bitcount.h"
4671 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4672 EXTCONST int PL_sig_num[] = { SIG_NUM };
4674 EXTCONST char PL_uudmap[256];
4675 EXTCONST char PL_bitcount[256];
4676 EXTCONST char* const PL_sig_name[];
4677 EXTCONST int PL_sig_num[];
4680 /* fast conversion and case folding tables. The folding tables complement the
4681 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4682 * folds such as outside the range or to multiple characters. */
4687 /* The EBCDIC fold table depends on the code page, and hence is found in
4690 EXTCONST unsigned char PL_fold[] = {
4691 0, 1, 2, 3, 4, 5, 6, 7,
4692 8, 9, 10, 11, 12, 13, 14, 15,
4693 16, 17, 18, 19, 20, 21, 22, 23,
4694 24, 25, 26, 27, 28, 29, 30, 31,
4695 32, 33, 34, 35, 36, 37, 38, 39,
4696 40, 41, 42, 43, 44, 45, 46, 47,
4697 48, 49, 50, 51, 52, 53, 54, 55,
4698 56, 57, 58, 59, 60, 61, 62, 63,
4699 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4700 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4701 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4702 'x', 'y', 'z', 91, 92, 93, 94, 95,
4703 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4704 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4705 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4706 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4707 128, 129, 130, 131, 132, 133, 134, 135,
4708 136, 137, 138, 139, 140, 141, 142, 143,
4709 144, 145, 146, 147, 148, 149, 150, 151,
4710 152, 153, 154, 155, 156, 157, 158, 159,
4711 160, 161, 162, 163, 164, 165, 166, 167,
4712 168, 169, 170, 171, 172, 173, 174, 175,
4713 176, 177, 178, 179, 180, 181, 182, 183,
4714 184, 185, 186, 187, 188, 189, 190, 191,
4715 192, 193, 194, 195, 196, 197, 198, 199,
4716 200, 201, 202, 203, 204, 205, 206, 207,
4717 208, 209, 210, 211, 212, 213, 214, 215,
4718 216, 217, 218, 219, 220, 221, 222, 223,
4719 224, 225, 226, 227, 228, 229, 230, 231,
4720 232, 233, 234, 235, 236, 237, 238, 239,
4721 240, 241, 242, 243, 244, 245, 246, 247,
4722 248, 249, 250, 251, 252, 253, 254, 255
4724 EXTCONST unsigned char PL_fold_latin1[] = {
4725 /* Full latin1 complement folding, except for three problematic code points:
4726 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4727 * fold complements outside the Latin1 range, so can't match something
4728 * that isn't in utf8.
4729 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4730 * not one, so can't be represented in this table.
4732 * All have to be specially handled */
4733 0, 1, 2, 3, 4, 5, 6, 7,
4734 8, 9, 10, 11, 12, 13, 14, 15,
4735 16, 17, 18, 19, 20, 21, 22, 23,
4736 24, 25, 26, 27, 28, 29, 30, 31,
4737 32, 33, 34, 35, 36, 37, 38, 39,
4738 40, 41, 42, 43, 44, 45, 46, 47,
4739 48, 49, 50, 51, 52, 53, 54, 55,
4740 56, 57, 58, 59, 60, 61, 62, 63,
4741 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4742 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4743 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4744 'x', 'y', 'z', 91, 92, 93, 94, 95,
4745 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4746 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4747 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4748 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4749 128, 129, 130, 131, 132, 133, 134, 135,
4750 136, 137, 138, 139, 140, 141, 142, 143,
4751 144, 145, 146, 147, 148, 149, 150, 151,
4752 152, 153, 154, 155, 156, 157, 158, 159,
4753 160, 161, 162, 163, 164, 165, 166, 167,
4754 168, 169, 170, 171, 172, 173, 174, 175,
4755 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4756 184, 185, 186, 187, 188, 189, 190, 191,
4757 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4758 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4759 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4760 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4761 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4762 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4763 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4764 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4765 255 /* y with diaeresis */
4768 /* If these tables are accessed through ebcdic, the access will be converted to
4770 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4771 0, 1, 2, 3, 4, 5, 6, 7,
4772 8, 9, 10, 11, 12, 13, 14, 15,
4773 16, 17, 18, 19, 20, 21, 22, 23,
4774 24, 25, 26, 27, 28, 29, 30, 31,
4775 32, 33, 34, 35, 36, 37, 38, 39,
4776 40, 41, 42, 43, 44, 45, 46, 47,
4777 48, 49, 50, 51, 52, 53, 54, 55,
4778 56, 57, 58, 59, 60, 61, 62, 63,
4779 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4780 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4781 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4782 'x', 'y', 'z', 91, 92, 93, 94, 95,
4783 96, 97, 98, 99, 100, 101, 102, 103,
4784 104, 105, 106, 107, 108, 109, 110, 111,
4785 112, 113, 114, 115, 116, 117, 118, 119,
4786 120, 121, 122, 123, 124, 125, 126, 127,
4787 128, 129, 130, 131, 132, 133, 134, 135,
4788 136, 137, 138, 139, 140, 141, 142, 143,
4789 144, 145, 146, 147, 148, 149, 150, 151,
4790 152, 153, 154, 155, 156, 157, 158, 159,
4791 160, 161, 162, 163, 164, 165, 166, 167,
4792 168, 169, 170, 171, 172, 173, 174, 175,
4793 176, 177, 178, 179, 180, 181, 182, 183,
4794 184, 185, 186, 187, 188, 189, 190, 191,
4795 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4796 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4797 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4798 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4799 224, 225, 226, 227, 228, 229, 230, 231,
4800 232, 233, 234, 235, 236, 237, 238, 239,
4801 240, 241, 242, 243, 244, 245, 246, 247,
4802 248, 249, 250, 251, 252, 253, 254, 255
4805 /* upper and title case of latin1 characters, modified so that the three tricky
4806 * ones are mapped to 255 (which is one of the three) */
4807 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4808 0, 1, 2, 3, 4, 5, 6, 7,
4809 8, 9, 10, 11, 12, 13, 14, 15,
4810 16, 17, 18, 19, 20, 21, 22, 23,
4811 24, 25, 26, 27, 28, 29, 30, 31,
4812 32, 33, 34, 35, 36, 37, 38, 39,
4813 40, 41, 42, 43, 44, 45, 46, 47,
4814 48, 49, 50, 51, 52, 53, 54, 55,
4815 56, 57, 58, 59, 60, 61, 62, 63,
4816 64, 65, 66, 67, 68, 69, 70, 71,
4817 72, 73, 74, 75, 76, 77, 78, 79,
4818 80, 81, 82, 83, 84, 85, 86, 87,
4819 88, 89, 90, 91, 92, 93, 94, 95,
4820 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4821 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4822 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4823 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4824 128, 129, 130, 131, 132, 133, 134, 135,
4825 136, 137, 138, 139, 140, 141, 142, 143,
4826 144, 145, 146, 147, 148, 149, 150, 151,
4827 152, 153, 154, 155, 156, 157, 158, 159,
4828 160, 161, 162, 163, 164, 165, 166, 167,
4829 168, 169, 170, 171, 172, 173, 174, 175,
4830 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4831 184, 185, 186, 187, 188, 189, 190, 191,
4832 192, 193, 194, 195, 196, 197, 198, 199,
4833 200, 201, 202, 203, 204, 205, 206, 207,
4834 208, 209, 210, 211, 212, 213, 214, 215,
4835 216, 217, 218, 219, 220, 221, 222,
4836 #if UNICODE_MAJOR_VERSION > 2 \
4837 || (UNICODE_MAJOR_VERSION == 2 && UNICODE_DOT_VERSION >= 1 \
4838 && UNICODE_DOT_DOT_VERSION >= 8)
4840 #else /* uc() is itself in early unicode */
4843 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4844 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4845 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4846 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4848 #endif /* !EBCDIC, but still in DOINIT */
4849 #else /* ! DOINIT */
4851 EXTCONST unsigned char PL_fold[];
4852 EXTCONST unsigned char PL_fold_latin1[];
4853 EXTCONST unsigned char PL_mod_latin1_uc[];
4854 EXTCONST unsigned char PL_latin1_lc[];
4858 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4860 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4861 0, 1, 2, 3, 4, 5, 6, 7,
4862 8, 9, 10, 11, 12, 13, 14, 15,
4863 16, 17, 18, 19, 20, 21, 22, 23,
4864 24, 25, 26, 27, 28, 29, 30, 31,
4865 32, 33, 34, 35, 36, 37, 38, 39,
4866 40, 41, 42, 43, 44, 45, 46, 47,
4867 48, 49, 50, 51, 52, 53, 54, 55,
4868 56, 57, 58, 59, 60, 61, 62, 63,
4869 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4870 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4871 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4872 'x', 'y', 'z', 91, 92, 93, 94, 95,
4873 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4874 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4875 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4876 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4877 128, 129, 130, 131, 132, 133, 134, 135,
4878 136, 137, 138, 139, 140, 141, 142, 143,
4879 144, 145, 146, 147, 148, 149, 150, 151,
4880 152, 153, 154, 155, 156, 157, 158, 159,
4881 160, 161, 162, 163, 164, 165, 166, 167,
4882 168, 169, 170, 171, 172, 173, 174, 175,
4883 176, 177, 178, 179, 180, 181, 182, 183,
4884 184, 185, 186, 187, 188, 189, 190, 191,
4885 192, 193, 194, 195, 196, 197, 198, 199,
4886 200, 201, 202, 203, 204, 205, 206, 207,
4887 208, 209, 210, 211, 212, 213, 214, 215,
4888 216, 217, 218, 219, 220, 221, 222, 223,
4889 224, 225, 226, 227, 228, 229, 230, 231,
4890 232, 233, 234, 235, 236, 237, 238, 239,
4891 240, 241, 242, 243, 244, 245, 246, 247,
4892 248, 249, 250, 251, 252, 253, 254, 255
4895 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4897 #endif /* !PERL_GLOBAL_STRUCT */
4901 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4902 1, 2, 84, 151, 154, 155, 156, 157,
4903 165, 246, 250, 3, 158, 7, 18, 29,
4904 40, 51, 62, 73, 85, 96, 107, 118,
4905 129, 140, 147, 148, 149, 150, 152, 153,