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 */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
52 # if !defined(MULTIPLICITY)
57 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
58 # ifndef PERL_GLOBAL_STRUCT
59 # define PERL_GLOBAL_STRUCT
63 #ifdef PERL_GLOBAL_STRUCT
70 # ifndef PERL_IMPLICIT_CONTEXT
71 # define PERL_IMPLICIT_CONTEXT
75 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
81 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
88 # include "symbian/symbian_proto.h"
91 /* Any stack-challenged places. The limit varies (and often
92 * is configurable), but using more than a kilobyte of stack
93 * is usually dubious in these systems. */
94 #if defined(__SYMBIAN32__)
95 /* Symbian: need to work around the SDK features. *
96 * On WINS: MS VC5 generates calls to _chkstk, *
97 * if a "large" stack frame is allocated. *
98 * gcc on MARM does not generate calls like these. */
99 # define USE_HEAP_INSTEAD_OF_STACK
102 #/* Use the reentrant APIs like localtime_r and getpwent_r */
103 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
104 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
105 # define USE_REENTRANT_API
108 /* <--- here ends the logic shared by perl.h and makedef.pl */
111 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
112 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
113 * __bsdi__ for BSD/OS
115 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
121 #undef START_EXTERN_C
125 # define START_EXTERN_C extern "C" {
126 # define END_EXTERN_C }
127 # define EXTERN_C extern "C"
129 # define START_EXTERN_C
130 # define END_EXTERN_C
131 # define EXTERN_C extern
134 /* Fallback definitions in case we don't have definitions from config.h.
135 This should only matter for systems that don't use Configure and
136 haven't been modified to define PERL_STATIC_INLINE yet.
138 #if !defined(PERL_STATIC_INLINE)
139 # ifdef HAS_STATIC_INLINE
140 # define PERL_STATIC_INLINE static inline
142 # define PERL_STATIC_INLINE static
146 #ifdef PERL_GLOBAL_STRUCT
147 # ifndef PERL_GET_VARS
148 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
149 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
150 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
151 # ifndef PERLIO_FUNCS_CONST
152 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
155 # define PERL_GET_VARS() PL_VarsPtr
160 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
162 #ifdef PERL_GLOBAL_STRUCT
163 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
168 #ifdef PERL_IMPLICIT_CONTEXT
169 # ifndef MULTIPLICITY
170 # define MULTIPLICITY
172 # define tTHX PerlInterpreter*
173 # define pTHX tTHX my_perl PERL_UNUSED_DECL
174 # define aTHX my_perl
175 # define aTHXa(a) aTHX = (tTHX)a
176 # ifdef PERL_GLOBAL_STRUCT
177 # define dTHXa(a) dVAR; pTHX = (tTHX)a
179 # define dTHXa(a) pTHX = (tTHX)a
181 # ifdef PERL_GLOBAL_STRUCT
182 # define dTHX dVAR; pTHX = PERL_GET_THX
184 # define dTHX pTHX = PERL_GET_THX
197 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
198 # define PERL_TRACK_MEMPOOL
201 # undef PERL_TRACK_MEMPOOL
204 #define STATIC static
207 /* Do not use these macros. They were part of PERL_OBJECT, which was an
208 * implementation of multiplicity using C++ objects. They have been left
209 * here solely for the sake of XS code which has incorrectly
212 #define CPERLscope(x) x
213 #define CPERLarg void
216 #define PERL_OBJECT_THIS
217 #define _PERL_OBJECT_THIS
218 #define PERL_OBJECT_THIS_
219 #define CALL_FPTR(fptr) (*fptr)
220 #define MEMBER_TO_FPTR(name) name
221 #endif /* !PERL_CORE */
223 #define CALLRUNOPS PL_runops
225 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
227 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
228 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
229 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
230 (strbeg),(minend),(screamer),(data),(flags))
231 #define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
232 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
233 (strend),(flags),(data))
234 #define CALLREG_INTUIT_STRING(prog) \
235 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
237 #define CALLREGFREE(prog) \
238 Perl_pregfree(aTHX_ (prog))
240 #define CALLREGFREE_PVT(prog) \
241 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
243 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
244 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
246 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
247 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
249 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
250 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
252 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
253 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
255 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
256 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
258 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
261 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
264 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
265 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
267 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
268 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
270 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
271 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
273 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
274 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
276 #define CALLREG_NAMED_BUFF_COUNT(rx) \
277 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
279 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
280 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
282 #define CALLREG_PACKAGE(rx) \
283 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
285 #if defined(USE_ITHREADS)
286 #define CALLREGDUPE(prog,param) \
287 Perl_re_dup(aTHX_ (prog),(param))
289 #define CALLREGDUPE_PVT(prog,param) \
290 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
299 * Because of backward compatibility reasons the PERL_UNUSED_DECL
300 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
302 * Note that there are C compilers such as MetroWerks CodeWarrior
303 * which do not have an "inlined" way (like the gcc __attribute__) of
304 * marking unused variables (they need e.g. a #pragma) and therefore
305 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
306 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
310 #if defined(__SYMBIAN32__) && defined(__GNUC__)
312 # define PERL_UNUSED_DECL
314 # define PERL_UNUSED_DECL __attribute__((unused))
318 #ifndef PERL_UNUSED_DECL
319 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
320 # define PERL_UNUSED_DECL __attribute__unused__
322 # define PERL_UNUSED_DECL
327 * for silencing unused variables that are actually used most of the time,
328 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
330 #ifndef PERL_UNUSED_ARG
331 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
333 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
335 # define PERL_UNUSED_ARG(x) ((void)x)
338 #ifndef PERL_UNUSED_VAR
339 # define PERL_UNUSED_VAR(x) ((void)x)
343 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
345 # define PERL_UNUSED_CONTEXT
348 #define NOOP /*EMPTY*/(void)0
349 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
350 check in of thread.h, explaining why we need dNOOP at all: */
351 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
352 /* Declaring a *function*, instead of a variable, ensures that we don't rely
353 on being able to suppress "unused" warnings. */
355 #define dNOOP (void)0
357 #define dNOOP extern int Perl___notused(void)
361 /* Don't bother defining tTHX and sTHX; using them outside
362 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
368 # define aTHXa(a) NOOP
369 # define dTHXa(a) dNOOP
386 /* these are only defined for compatibility; should not be used internally */
387 #if !defined(pTHXo) && !defined(PERL_CORE)
389 # define pTHXo_ pTHX_
391 # define aTHXo_ aTHX_
393 # define dTHXoa(x) dTHXa(x)
397 # define pTHXx PerlInterpreter *my_perl
398 # define pTHXx_ pTHXx,
399 # define aTHXx my_perl
400 # define aTHXx_ aTHXx,
404 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
405 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
406 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
407 #ifdef PERL_IMPLICIT_SYS
408 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
409 # define dTHXs dVAR; dTHX
414 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
421 /* Some platforms require marking function declarations
422 * for them to be exportable. Used in perlio.h, proto.h
423 * is handled either by the makedef.pl or by defining the
424 * PERL_CALLCONV to be something special. See also the
425 * definition of XS() in XSUB.h. */
426 #ifndef PERL_EXPORT_C
428 # define PERL_EXPORT_C extern "C"
430 # define PERL_EXPORT_C extern
433 #ifndef PERL_XS_EXPORT_C
435 # define PERL_XS_EXPORT_C extern "C"
437 # define PERL_XS_EXPORT_C
441 #ifdef OP_IN_REGISTER
443 # define stringify_immed(s) #s
444 # define stringify(s) stringify_immed(s)
445 struct op *Perl_op asm(stringify(OP_IN_REGISTER));
449 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
450 * g++ allows them but seems to have problems with them
451 * (insane errors ensue).
452 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
454 #if defined(PERL_GCC_PEDANTIC) || \
455 (defined(__GNUC__) && defined(__cplusplus) && \
456 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
457 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
458 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
462 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
463 # ifndef PERL_USE_GCC_BRACE_GROUPS
464 # define PERL_USE_GCC_BRACE_GROUPS
469 * STMT_START { statements; } STMT_END;
470 * can be used as a single statement, as in
471 * if (x) STMT_START { ... } STMT_END; else ...
473 * Trying to select a version that gives no warnings...
475 #if !(defined(STMT_START) && defined(STMT_END))
476 # ifdef PERL_USE_GCC_BRACE_GROUPS
477 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
480 /* Now which other defined()s do we need here ??? */
481 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
482 # define STMT_START if (1)
483 # define STMT_END else (void)0
485 # define STMT_START do
486 # define STMT_END while (0)
491 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
492 # define BYTEORDER 0x1234
495 /* Overall memory policy? */
500 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
507 * The following contortions are brought to you on behalf of all the
508 * standards, semi-standards, de facto standards, not-so-de-facto standards
509 * of the world, as well as all the other botches anyone ever thought of.
510 * The basic theory is that if we work hard enough here, the rest of the
511 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
514 /* define this once if either system, instead of cluttering up the src */
515 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
519 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
520 # define STANDARD_C 1
523 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
524 # define DONT_DECLARE_STD 1
527 #if defined(HASVOLATILE) || defined(STANDARD_C)
528 # define VOL volatile
533 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
534 * you get a perl without taint support, but doubtlessly with a lesser
535 * degree of support. Do not do so unless you know exactly what it means
536 * technically, have a good reason to do so, and know exactly how the
537 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
538 * a potential security risk due to flat out ignoring the security-relevant
539 * taint flags. This being said, a perl without taint support compiled in
540 * has marginal run-time performance benefits.
541 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
542 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
543 * silently ignores -t/-T instead of throwing an exception.
545 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
546 * voids your nonexistent warranty!
548 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
549 # define NO_TAINT_SUPPORT 1
552 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
553 * operations into no-ops for a very modest speed-up. Enable only if you
554 * know what you're doing: tests and CPAN modules' tests are bound to fail.
558 # define TAINT_NOT NOOP
559 # define TAINT_IF(c) NOOP
560 # define TAINT_ENV() NOOP
561 # define TAINT_PROPER(s) NOOP
562 # define TAINT_set(s) NOOP
564 # define TAINTING_get 0
565 # define TAINTING_set(s) NOOP
566 # define TAINT_WARN_get 0
567 # define TAINT_WARN_set(s) NOOP
569 # define TAINT (PL_tainted = TRUE)
570 # define TAINT_NOT (PL_tainted = FALSE)
571 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
572 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
573 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
574 # define TAINT_set(s) (PL_tainted = (s))
575 # define TAINT_get (PL_tainted)
576 # define TAINTING_get (PL_tainting)
577 # define TAINTING_set(s) (PL_tainting = (s))
578 # define TAINT_WARN_get (PL_taint_warn)
579 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
582 /* flags used internally only within pp_subst and pp_substcont */
584 # define SUBST_TAINT_STR 1 /* string tainted */
585 # define SUBST_TAINT_PAT 2 /* pattern tainted */
586 # define SUBST_TAINT_REPL 4 /* replacement tainted */
587 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
588 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
591 /* XXX All process group stuff is handled in pp_sys.c. Should these
592 defines move there? If so, I could simplify this a lot. --AD 9/96.
594 /* Process group stuff changed from traditional BSD to POSIX.
595 perlfunc.pod documents the traditional BSD-style syntax, so we'll
596 try to preserve that, if possible.
599 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
601 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
602 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
604 # ifdef HAS_SETPGRP2 /* DG/UX */
605 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
609 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
610 # define HAS_SETPGRP /* Well, effectively it does . . . */
613 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
614 our life easier :-) so we'll try it.
617 # define BSD_GETPGRP(pid) getpgid((pid))
619 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
620 # define BSD_GETPGRP(pid) getpgrp((pid))
622 # ifdef HAS_GETPGRP2 /* DG/UX */
623 # define BSD_GETPGRP(pid) getpgrp2((pid))
627 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
628 # define HAS_GETPGRP /* Well, effectively it does . . . */
631 /* These are not exact synonyms, since setpgrp() and getpgrp() may
632 have different behaviors, but perl.h used to define USE_BSDPGRP
633 (prior to 5.003_05) so some extension might depend on it.
635 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
641 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
642 pthread.h must be included before all other header files.
644 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
645 # include <pthread.h>
648 #ifndef _TYPES_ /* If types.h defines this it's easy. */
649 # ifndef major /* Does everyone's types.h define this? */
650 # include <sys/types.h>
664 # include <varargs.h>
668 #ifdef USE_NEXT_CTYPE
670 #if NX_CURRENT_COMPILER_RELEASE >= 500
671 # include <bsd/ctypes.h>
673 # if NX_CURRENT_COMPILER_RELEASE >= 400
674 # include <objc/NXCType.h>
675 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
676 # include <appkit/NXCType.h>
677 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
678 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
680 #else /* !USE_NEXT_CTYPE */
682 #endif /* USE_NEXT_CTYPE */
684 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
696 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
698 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
699 && defined(HAS_STRXFRM)
700 # define USE_LOCALE_COLLATE
702 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
703 # define USE_LOCALE_CTYPE
705 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
706 # define USE_LOCALE_NUMERIC
708 #endif /* !NO_LOCALE && HAS_SETLOCALE */
713 # ifdef PARAM_NEEDS_TYPES
714 # include <sys/types.h>
716 # include <sys/param.h>
719 /* Use all the "standard" definitions? */
720 #if defined(STANDARD_C) && defined(I_STDLIB)
724 /* If this causes problems, set i_unistd=undef in the hint file. */
731 # include <sys/wait.h>
735 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
738 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
739 EXTERN_C int syscall(int, ...);
742 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
743 EXTERN_C int usleep(unsigned int);
748 /* macros for correct constant construction */
750 # define U16_CONST(x) ((U16)x##U)
752 # define U16_CONST(x) ((U16)x##UL)
756 # define U32_CONST(x) ((U32)x##U)
758 # define U32_CONST(x) ((U32)x##UL)
763 # define U64_CONST(x) ((U64)x##U)
765 # define U64_CONST(x) ((U64)x##UL)
766 # elif QUADKIND == QUAD_IS_LONG_LONG
767 # define U64_CONST(x) ((U64)x##ULL)
768 # elif QUADKIND == QUAD_IS___INT64
769 # define U64_CONST(x) ((U64)x##UI64)
770 # else /* best guess we can make */
771 # define U64_CONST(x) ((U64)x##UL)
775 /* byte-swapping functions for big-/little-endian conversion */
776 # define _swab_16_(x) ((U16)( \
777 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
778 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
780 # define _swab_32_(x) ((U32)( \
781 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
782 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
783 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
784 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
787 # define _swab_64_(x) ((U64)( \
788 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
789 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
790 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
791 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
792 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
793 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
794 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
795 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
798 /*----------------------------------------------------------------------------*/
799 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
800 /*----------------------------------------------------------------------------*/
801 # define my_htole16(x) (x)
802 # define my_letoh16(x) (x)
803 # define my_htole32(x) (x)
804 # define my_letoh32(x) (x)
805 # define my_htobe16(x) _swab_16_(x)
806 # define my_betoh16(x) _swab_16_(x)
807 # define my_htobe32(x) _swab_32_(x)
808 # define my_betoh32(x) _swab_32_(x)
810 # define my_htole64(x) (x)
811 # define my_letoh64(x) (x)
812 # define my_htobe64(x) _swab_64_(x)
813 # define my_betoh64(x) _swab_64_(x)
815 # define my_htoles(x) (x)
816 # define my_letohs(x) (x)
817 # define my_htolei(x) (x)
818 # define my_letohi(x) (x)
819 # define my_htolel(x) (x)
820 # define my_letohl(x) (x)
822 # define my_htobes(x) (x)
823 # define my_betohs(x) (x)
824 # elif SHORTSIZE == 2
825 # define my_htobes(x) _swab_16_(x)
826 # define my_betohs(x) _swab_16_(x)
827 # elif SHORTSIZE == 4
828 # define my_htobes(x) _swab_32_(x)
829 # define my_betohs(x) _swab_32_(x)
830 # elif SHORTSIZE == 8
831 # define my_htobes(x) _swab_64_(x)
832 # define my_betohs(x) _swab_64_(x)
834 # define PERL_NEED_MY_HTOBES
835 # define PERL_NEED_MY_BETOHS
838 # define my_htobei(x) (x)
839 # define my_betohi(x) (x)
841 # define my_htobei(x) _swab_16_(x)
842 # define my_betohi(x) _swab_16_(x)
844 # define my_htobei(x) _swab_32_(x)
845 # define my_betohi(x) _swab_32_(x)
847 # define my_htobei(x) _swab_64_(x)
848 # define my_betohi(x) _swab_64_(x)
850 # define PERL_NEED_MY_HTOBEI
851 # define PERL_NEED_MY_BETOHI
854 # define my_htobel(x) (x)
855 # define my_betohl(x) (x)
857 # define my_htobel(x) _swab_16_(x)
858 # define my_betohl(x) _swab_16_(x)
860 # define my_htobel(x) _swab_32_(x)
861 # define my_betohl(x) _swab_32_(x)
863 # define my_htobel(x) _swab_64_(x)
864 # define my_betohl(x) _swab_64_(x)
866 # define PERL_NEED_MY_HTOBEL
867 # define PERL_NEED_MY_BETOHL
869 # define my_htolen(p,n) NOOP
870 # define my_letohn(p,n) NOOP
871 # define my_htoben(p,n) my_swabn(p,n)
872 # define my_betohn(p,n) my_swabn(p,n)
873 /*----------------------------------------------------------------------------*/
874 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
875 /*----------------------------------------------------------------------------*/
876 # define my_htobe16(x) (x)
877 # define my_betoh16(x) (x)
878 # define my_htobe32(x) (x)
879 # define my_betoh32(x) (x)
880 # define my_htole16(x) _swab_16_(x)
881 # define my_letoh16(x) _swab_16_(x)
882 # define my_htole32(x) _swab_32_(x)
883 # define my_letoh32(x) _swab_32_(x)
885 # define my_htobe64(x) (x)
886 # define my_betoh64(x) (x)
887 # define my_htole64(x) _swab_64_(x)
888 # define my_letoh64(x) _swab_64_(x)
890 # define my_htobes(x) (x)
891 # define my_betohs(x) (x)
892 # define my_htobei(x) (x)
893 # define my_betohi(x) (x)
894 # define my_htobel(x) (x)
895 # define my_betohl(x) (x)
897 # define my_htoles(x) (x)
898 # define my_letohs(x) (x)
899 # elif SHORTSIZE == 2
900 # define my_htoles(x) _swab_16_(x)
901 # define my_letohs(x) _swab_16_(x)
902 # elif SHORTSIZE == 4
903 # define my_htoles(x) _swab_32_(x)
904 # define my_letohs(x) _swab_32_(x)
905 # elif SHORTSIZE == 8
906 # define my_htoles(x) _swab_64_(x)
907 # define my_letohs(x) _swab_64_(x)
909 # define PERL_NEED_MY_HTOLES
910 # define PERL_NEED_MY_LETOHS
913 # define my_htolei(x) (x)
914 # define my_letohi(x) (x)
916 # define my_htolei(x) _swab_16_(x)
917 # define my_letohi(x) _swab_16_(x)
919 # define my_htolei(x) _swab_32_(x)
920 # define my_letohi(x) _swab_32_(x)
922 # define my_htolei(x) _swab_64_(x)
923 # define my_letohi(x) _swab_64_(x)
925 # define PERL_NEED_MY_HTOLEI
926 # define PERL_NEED_MY_LETOHI
929 # define my_htolel(x) (x)
930 # define my_letohl(x) (x)
932 # define my_htolel(x) _swab_16_(x)
933 # define my_letohl(x) _swab_16_(x)
935 # define my_htolel(x) _swab_32_(x)
936 # define my_letohl(x) _swab_32_(x)
938 # define my_htolel(x) _swab_64_(x)
939 # define my_letohl(x) _swab_64_(x)
941 # define PERL_NEED_MY_HTOLEL
942 # define PERL_NEED_MY_LETOHL
944 # define my_htolen(p,n) my_swabn(p,n)
945 # define my_letohn(p,n) my_swabn(p,n)
946 # define my_htoben(p,n) NOOP
947 # define my_betohn(p,n) NOOP
948 /*----------------------------------------------------------------------------*/
949 # else /* all other byte-orders */
950 /*----------------------------------------------------------------------------*/
951 # define PERL_NEED_MY_HTOLE16
952 # define PERL_NEED_MY_LETOH16
953 # define PERL_NEED_MY_HTOBE16
954 # define PERL_NEED_MY_BETOH16
955 # define PERL_NEED_MY_HTOLE32
956 # define PERL_NEED_MY_LETOH32
957 # define PERL_NEED_MY_HTOBE32
958 # define PERL_NEED_MY_BETOH32
960 # define PERL_NEED_MY_HTOLE64
961 # define PERL_NEED_MY_LETOH64
962 # define PERL_NEED_MY_HTOBE64
963 # define PERL_NEED_MY_BETOH64
965 # define PERL_NEED_MY_HTOLES
966 # define PERL_NEED_MY_LETOHS
967 # define PERL_NEED_MY_HTOBES
968 # define PERL_NEED_MY_BETOHS
969 # define PERL_NEED_MY_HTOLEI
970 # define PERL_NEED_MY_LETOHI
971 # define PERL_NEED_MY_HTOBEI
972 # define PERL_NEED_MY_BETOHI
973 # define PERL_NEED_MY_HTOLEL
974 # define PERL_NEED_MY_LETOHL
975 # define PERL_NEED_MY_HTOBEL
976 # define PERL_NEED_MY_BETOHL
977 /*----------------------------------------------------------------------------*/
978 # endif /* end of byte-order macros */
979 /*----------------------------------------------------------------------------*/
981 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
982 at least on FreeBSD. YMMV, so experiment. */
983 #ifndef PERL_ARENA_SIZE
984 #define PERL_ARENA_SIZE 4080
987 /* Maximum level of recursion */
988 #ifndef PERL_SUB_DEPTH_WARN
989 #define PERL_SUB_DEPTH_WARN 100
992 #endif /* PERL_CORE */
994 /* We no longer default to creating a new SV for GvSV.
995 Do this before embed. */
996 #ifndef PERL_CREATE_GVSV
997 # ifndef PERL_DONT_CREATE_GVSV
998 # define PERL_DONT_CREATE_GVSV
1002 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
1003 #define PERL_USES_PL_PIDSTATUS
1006 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
1007 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
1010 #define MEM_SIZE Size_t
1012 /* Round all values passed to malloc up, by default to a multiple of
1015 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
1016 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
1019 /* sv_grow() will expand strings by at least a certain percentage of
1020 the previously *used* length to avoid excessive calls to realloc().
1021 The default is 25% of the current length.
1023 #ifndef PERL_STRLEN_EXPAND_SHIFT
1024 # define PERL_STRLEN_EXPAND_SHIFT 2
1027 #if defined(STANDARD_C) && defined(I_STDDEF)
1028 # include <stddef.h>
1029 # define STRUCT_OFFSET(s,m) offsetof(s,m)
1031 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
1034 #ifndef __SYMBIAN32__
1035 # if defined(I_STRING) || defined(__cplusplus)
1036 # include <string.h>
1038 # include <strings.h>
1042 /* This comes after <stdlib.h> so we don't try to change the standard
1043 * library prototypes; we'll use our own in proto.h instead. */
1046 # ifdef PERL_POLLUTE_MALLOC
1047 # ifndef PERL_EXTMALLOC_DEF
1048 # define Perl_malloc malloc
1049 # define Perl_calloc calloc
1050 # define Perl_realloc realloc
1051 # define Perl_mfree free
1054 # define EMBEDMYMALLOC /* for compatibility */
1057 # define safemalloc Perl_malloc
1058 # define safecalloc Perl_calloc
1059 # define saferealloc Perl_realloc
1060 # define safefree Perl_mfree
1061 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1062 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1065 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1066 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1067 # define panic_write2(s) write(2, s, strlen(s))
1068 # define CHECK_MALLOC_TAINT(newval) \
1069 CHECK_MALLOC_TOO_LATE_FOR_( \
1071 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1073 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
1074 if (doing_taint(argc,argv,env)) { \
1075 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1077 #else /* MYMALLOC */
1078 # define safemalloc safesysmalloc
1079 # define safecalloc safesyscalloc
1080 # define saferealloc safesysrealloc
1081 # define safefree safesysfree
1082 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1083 # define CHECK_MALLOC_TAINT(newval) ((void)0)
1084 # define MALLOC_CHECK_TAINT(argc,argv,env)
1085 #endif /* MYMALLOC */
1087 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
1088 #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)
1089 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1090 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1091 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1093 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1094 #define strchr index
1095 #define strrchr rindex
1099 # include <memory.h>
1103 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1105 extern char * memcpy (char*, char*, int);
1111 # define memcpy(d,s,l) bcopy(s,d,l)
1113 # define memcpy(d,s,l) my_bcopy(s,d,l)
1116 #endif /* HAS_MEMCPY */
1119 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1121 extern char *memset (char*, int, int);
1126 # define memset(d,c,l) my_memset(d,c,l)
1127 #endif /* HAS_MEMSET */
1129 #if !defined(HAS_MEMMOVE) && !defined(memmove)
1130 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
1131 # define memmove(d,s,l) bcopy(s,d,l)
1133 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
1134 # define memmove(d,s,l) memcpy(d,s,l)
1136 # define memmove(d,s,l) my_bcopy(s,d,l)
1141 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
1145 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
1146 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1148 extern int memcmp (char*, char*, int);
1152 # pragma function(memcmp)
1156 # define memcmp my_memcmp
1158 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1162 # define memzero(d,l) memset(d,0,l)
1165 # define memzero(d,l) bzero(d,l)
1167 # define memzero(d,l) my_bzero(d,l)
1175 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1182 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1184 #endif /* !HAS_BCMP */
1187 # include <netinet/in.h>
1191 # include <arpa/inet.h>
1194 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1195 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1196 * (the neo-BSD seem to do this). */
1201 # include <sys/stat.h>
1204 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1205 This definition should ideally go into win32/win32.h, but S_IFIFO is
1206 used later here in perl.h before win32/win32.h is being included. */
1207 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1208 # define S_IFIFO _S_IFIFO
1211 /* The stat macros for Unisoft System V/88 (and derivatives
1212 like UTekV) are broken, sometimes giving false positives. Undefine
1213 them here and let the code below set them to proper values.
1215 The ghs macro stands for GreenHills Software C-1.8.5 which
1216 is the C compiler for sysV88 and the various derivatives.
1217 This header file bug is corrected in gcc-2.5.8 and later versions.
1218 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1220 #if defined(m88k) && defined(ghs)
1234 # ifdef I_SYS_TIME_KERNEL
1237 # include <sys/time.h>
1238 # ifdef I_SYS_TIME_KERNEL
1243 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1244 # include <sys/times.h>
1247 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1248 # undef HAS_STRERROR
1253 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1254 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1257 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1258 * This is important for using IPv6.
1259 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1260 * a bad idea since it breaks send() and recv(). */
1261 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1262 # define _SOCKADDR_LEN
1265 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1266 # include <sys/socket.h>
1267 # if defined(USE_SOCKS) && defined(I_SOCKS)
1268 # if !defined(INCLUDE_PROTOTYPES)
1269 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1270 # define PERL_SOCKS_NEED_PROTOTYPES
1273 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1274 # undef INCLUDE_PROTOTYPES
1275 # undef PERL_SOCKS_NEED_PROTOTYPES
1286 # include <net/errno.h>
1291 /* sockatmark() is so new (2001) that many places might have it hidden
1292 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1293 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1294 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1295 # if defined(__THROW) && defined(__GLIBC__)
1296 int sockatmark(int) __THROW;
1298 int sockatmark(int);
1302 #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. */
1303 EXTERN_C int fchdir(int);
1304 EXTERN_C int flock(int, int);
1305 EXTERN_C int fseeko(FILE *, off_t, int);
1306 EXTERN_C off_t ftello(FILE *);
1309 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1310 EXTERN_C char *crypt(const char *, const char *);
1311 EXTERN_C char **environ;
1314 #if defined(__cplusplus)
1315 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1316 EXTERN_C char **environ;
1317 # elif defined(__CYGWIN__)
1318 EXTERN_C char *crypt(const char *, const char *);
1323 # undef SETERRNO /* SOCKS might have defined this */
1327 # define SETERRNO(errcode,vmserrcode) \
1329 set_errno(errcode); \
1330 set_vaxc_errno(vmserrcode); \
1332 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1333 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1334 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1335 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1337 # define LIB_INVARG LIB$_INVARG
1338 # define RMS_DIR RMS$_DIR
1339 # define RMS_FAC RMS$_FAC
1340 # define RMS_FEX RMS$_FEX
1341 # define RMS_FNF RMS$_FNF
1342 # define RMS_IFI RMS$_IFI
1343 # define RMS_ISI RMS$_ISI
1344 # define RMS_PRV RMS$_PRV
1345 # define SS_ACCVIO SS$_ACCVIO
1346 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1347 # define SS_IVCHAN SS$_IVCHAN
1348 # define SS_NORMAL SS$_NORMAL
1350 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1351 # define dSAVEDERRNO int saved_errno
1352 # define dSAVE_ERRNO int saved_errno = errno
1353 # define SAVE_ERRNO (saved_errno = errno)
1354 # define RESTORE_ERRNO (errno = saved_errno)
1356 # define LIB_INVARG 0
1364 # define SS_ACCVIO 0
1365 # define SS_DEVOFFLINE 0
1366 # define SS_IVCHAN 0
1367 # define SS_NORMAL 0
1370 #define ERRSV GvSVn(PL_errgv)
1372 #define CLEAR_ERRSV() STMT_START { \
1373 if (!GvSV(PL_errgv)) { \
1374 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1375 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1376 SvREFCNT_dec(GvSV(PL_errgv)); \
1377 GvSV(PL_errgv) = newSVpvs(""); \
1379 SV *const errsv = GvSV(PL_errgv); \
1380 sv_setpvs(errsv, ""); \
1381 if (SvMAGICAL(errsv)) { \
1384 SvPOK_only(errsv); \
1390 # define DEFSV (0 + GvSVn(PL_defgv))
1391 # define DEFSV_set(sv) \
1392 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1393 # define SAVE_DEFSV \
1395 save_gp(PL_defgv, 0), \
1396 GvINTRO_off(PL_defgv), \
1397 SAVEGENERICSV(GvSV(PL_defgv)), \
1398 GvSV(PL_defgv) = NULL \
1401 # define DEFSV GvSVn(PL_defgv)
1402 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1403 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1406 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1409 extern int errno; /* ANSI allows errno to be an lvalue expr.
1410 * For example in multithreaded environments
1411 * something like this might happen:
1412 * extern int *_errno(void);
1413 * #define errno (*_errno()) */
1417 #ifndef DONT_DECLARE_STD
1419 char *strerror (int,...);
1421 char *strerror (int);
1425 # define Strerror strerror
1428 # ifdef HAS_SYS_ERRLIST
1429 extern int sys_nerr;
1430 extern char *sys_errlist[];
1432 # define Strerror(e) \
1433 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1440 # include <sys/ioctl.h>
1444 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1445 # ifdef HAS_SOCKETPAIR
1446 # undef HAS_SOCKETPAIR
1453 #ifndef HAS_SOCKETPAIR
1455 # define socketpair Perl_my_socketpair
1460 # define htoni htons
1461 # define ntohi ntohs
1463 # define htoni htonl
1464 # define ntohi ntohl
1467 /* Configure already sets Direntry_t */
1468 #if defined(I_DIRENT)
1469 # include <dirent.h>
1470 /* NeXT needs dirent + sys/dir.h */
1471 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1472 # include <sys/dir.h>
1476 # include <sys/ndir.h>
1480 # include <ndir.h> /* may be wrong in the future */
1482 # include <sys/dir.h>
1495 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1497 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1502 * The following gobbledygook brought to you on behalf of __STDC__.
1503 * (I could just use #ifndef __STDC__, but this is more bulletproof
1504 * in the face of half-implementations.)
1507 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1508 #include <sys/mode.h>
1513 # define S_IFMT _S_IFMT
1515 # define S_IFMT 0170000
1520 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1524 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1529 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1531 # define S_ISBLK(m) (0)
1536 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1541 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1543 # define S_ISFIFO(m) (0)
1549 # define S_ISLNK(m) _S_ISLNK(m)
1552 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1555 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1557 # define S_ISLNK(m) (0)
1565 # define S_ISSOCK(m) _S_ISSOCK(m)
1568 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1571 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1573 # define S_ISSOCK(m) (0)
1581 # define S_IRUSR S_IREAD
1582 # define S_IWUSR S_IWRITE
1583 # define S_IXUSR S_IEXEC
1585 # define S_IRUSR 0400
1586 # define S_IWUSR 0200
1587 # define S_IXUSR 0100
1593 # define S_IRGRP (S_IRUSR>>3)
1594 # define S_IWGRP (S_IWUSR>>3)
1595 # define S_IXGRP (S_IXUSR>>3)
1597 # define S_IRGRP 0040
1598 # define S_IWGRP 0020
1599 # define S_IXGRP 0010
1605 # define S_IROTH (S_IRUSR>>6)
1606 # define S_IWOTH (S_IWUSR>>6)
1607 # define S_IXOTH (S_IXUSR>>6)
1609 # define S_IROTH 0040
1610 # define S_IWOTH 0020
1611 # define S_IXOTH 0010
1616 # define S_ISUID 04000
1620 # define S_ISGID 02000
1624 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1628 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1632 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1635 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1636 * which would get included through <sys/file.h >, but that is 3000
1637 * lines in the future. --jhi */
1639 #if !defined(S_IREAD) && !defined(__HAIKU__)
1640 # define S_IREAD S_IRUSR
1643 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1644 # define S_IWRITE S_IWUSR
1648 # define S_IEXEC S_IXUSR
1655 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1656 # define SLOPPYDIVIDE
1663 /* For the times when you want the return value of sprintf, and you want it
1664 to be the length. Can't have a thread variable passed in, because C89 has
1667 #ifdef SPRINTF_RETURNS_STRLEN
1668 # define my_sprintf sprintf
1670 # define my_sprintf Perl_my_sprintf
1674 * If we have v?snprintf() and the C99 variadic macros, we can just
1675 * use just the v?snprintf(). It is nice to try to trap the buffer
1676 * overflow, however, so if we are DEBUGGING, and we cannot use the
1677 * gcc statement expressions, then use the function wrappers which try
1678 * to trap the overflow. If we can use the gcc statement expressions,
1679 * we can try that even with the version that uses the C99 variadic
1683 /* Note that we do not check against snprintf()/vsnprintf() returning
1684 * negative values because that is non-standard behaviour and we use
1685 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1686 * that should be true only if the snprintf()/vsnprintf() are true
1687 * to the standard. */
1689 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1690 # ifdef PERL_USE_GCC_BRACE_GROUPS
1691 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1692 # define PERL_MY_SNPRINTF_GUARDED
1694 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1697 # define my_snprintf Perl_my_snprintf
1698 # define PERL_MY_SNPRINTF_GUARDED
1701 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1702 # ifdef PERL_USE_GCC_BRACE_GROUPS
1703 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (Size_t)(len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1704 # define PERL_MY_VSNPRINTF_GUARDED
1706 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1709 # define my_vsnprintf Perl_my_vsnprintf
1710 # define PERL_MY_VSNPRINTF_GUARDED
1714 # define my_strlcat strlcat
1716 # define my_strlcat Perl_my_strlcat
1720 # define my_strlcpy strlcpy
1722 # define my_strlcpy Perl_my_strlcpy
1726 The IV type is supposed to be long enough to hold any integral
1728 --Andy Dougherty August 1996
1734 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1735 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1736 # define IV_MAX INT64_MAX
1737 # define IV_MIN INT64_MIN
1738 # define UV_MAX UINT64_MAX
1740 # define UINT64_MIN 0
1742 # define UV_MIN UINT64_MIN
1744 # define IV_MAX PERL_QUAD_MAX
1745 # define IV_MIN PERL_QUAD_MIN
1746 # define UV_MAX PERL_UQUAD_MAX
1747 # define UV_MIN PERL_UQUAD_MIN
1752 # if defined(INT32_MAX) && IVSIZE == 4
1753 # define IV_MAX INT32_MAX
1754 # define IV_MIN INT32_MIN
1755 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1756 # define UV_MAX UINT32_MAX
1758 # define UV_MAX 4294967295U
1761 # define UINT32_MIN 0
1763 # define UV_MIN UINT32_MIN
1765 # define IV_MAX PERL_LONG_MAX
1766 # define IV_MIN PERL_LONG_MIN
1767 # define UV_MAX PERL_ULONG_MAX
1768 # define UV_MIN PERL_ULONG_MIN
1784 # undef PERL_NEED_MY_HTOLE64
1785 # undef PERL_NEED_MY_LETOH64
1786 # undef PERL_NEED_MY_HTOBE64
1787 # undef PERL_NEED_MY_BETOH64
1790 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1791 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1793 #ifndef NO_PERL_PRESERVE_IVUV
1794 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1798 * The macros INT2PTR and NUM2PTR are (despite their names)
1799 * bi-directional: they will convert int/float to or from pointers.
1800 * However the conversion to int/float are named explicitly:
1801 * PTR2IV, PTR2UV, PTR2NV.
1803 * For int conversions we do not need two casts if pointers are
1804 * the same size as IV and UV. Otherwise we need an explicit
1805 * cast (PTRV) to avoid compiler warnings.
1807 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1809 # define INT2PTR(any,d) (any)(d)
1811 # if PTRSIZE == LONGSIZE
1812 # define PTRV unsigned long
1813 # define PTR2ul(p) (unsigned long)(p)
1815 # define PTRV unsigned
1820 # define INT2PTR(any,d) (any)(PTRV)(d)
1824 # define PTR2ul(p) INT2PTR(unsigned long,p)
1827 #define NUM2PTR(any,d) (any)(PTRV)(d)
1828 #define PTR2IV(p) INT2PTR(IV,p)
1829 #define PTR2UV(p) INT2PTR(UV,p)
1830 #define PTR2NV(p) NUM2PTR(NV,p)
1831 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1833 /* According to strict ANSI C89 one cannot freely cast between
1834 * data pointers and function (code) pointers. There are at least
1835 * two ways around this. One (used below) is to do two casts,
1836 * first the other pointer to an (unsigned) integer, and then
1837 * the integer to the other pointer. The other way would be
1838 * to use unions to "overlay" the pointers. For an example of
1839 * the latter technique, see union dirpu in struct xpvio in sv.h.
1840 * The only feasible use is probably temporarily storing
1841 * function pointers in a data pointer (such as a void pointer). */
1843 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1844 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1846 #ifdef USE_LONG_DOUBLE
1847 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1848 # define LONG_DOUBLE_EQUALS_DOUBLE
1850 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1851 # undef USE_LONG_DOUBLE /* Ouch! */
1856 /* Use an overridden DBL_DIG */
1860 # define DBL_DIG OVR_DBL_DIG
1862 /* The following is all to get DBL_DIG, in order to pick a nice
1863 default value for printing floating point numbers in Gconvert
1864 (see config.h). (It also has other uses, such as figuring out if
1865 a given precision of printing can be done with a double instead of
1866 a long double - Allen).
1875 #define DBL_DIG 15 /* A guess that works lots of places */
1880 /* Use an overridden LDBL_DIG */
1884 # define LDBL_DIG OVR_LDBL_DIG
1886 /* The following is all to get LDBL_DIG, in order to pick a nice
1887 default value for printing floating point numbers in Gconvert.
1891 # include <limits.h>
1896 # ifndef HAS_LDBL_DIG
1897 # if LONG_DOUBLESIZE == 10
1898 # define LDBL_DIG 18 /* assume IEEE */
1900 # if LONG_DOUBLESIZE == 12
1901 # define LDBL_DIG 18 /* gcc? */
1903 # if LONG_DOUBLESIZE == 16
1904 # define LDBL_DIG 33 /* assume IEEE */
1906 # if LONG_DOUBLESIZE == DOUBLESIZE
1907 # define LDBL_DIG DBL_DIG /* bummer */
1916 * This is for making sure we have a good DBL_MAX value, if possible,
1917 * either for usage as NV_MAX or for usage in figuring out if we can
1918 * fit a given long double into a double, if bug-fixing makes it
1919 * necessary to do so. - Allen <allens@cpan.org>
1923 # include <limits.h>
1927 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1928 # include <values.h>
1929 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1930 # define DBL_MAX MAXDOUBLE
1932 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1933 # define DBL_MIN MINDOUBLE
1936 #endif /* defined(I_VALUES) */
1941 # include <ieeefp.h>
1944 #ifdef USE_LONG_DOUBLE
1946 # include <sunmath.h>
1948 # define NV_DIG LDBL_DIG
1949 # ifdef LDBL_MANT_DIG
1950 # define NV_MANT_DIG LDBL_MANT_DIG
1953 # define NV_MIN LDBL_MIN
1956 # define NV_MAX LDBL_MAX
1958 # ifdef LDBL_MIN_10_EXP
1959 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1961 # ifdef LDBL_MAX_10_EXP
1962 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1964 # ifdef LDBL_EPSILON
1965 # define NV_EPSILON LDBL_EPSILON
1968 # define NV_MAX LDBL_MAX
1969 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1972 # define NV_MAX HUGE_VALL
1975 # define NV_MAX ((NV)HUGE_VAL)
1980 # define Perl_cos cosl
1981 # define Perl_sin sinl
1982 # define Perl_sqrt sqrtl
1983 # define Perl_exp expl
1984 # define Perl_log logl
1985 # define Perl_atan2 atan2l
1986 # define Perl_pow powl
1987 # define Perl_floor floorl
1988 # define Perl_ceil ceill
1989 # define Perl_fmod fmodl
1991 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1993 # define Perl_modf(x,y) modfl(x,y)
1994 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1995 prototype in <math.h> */
1996 # ifndef HAS_MODFL_PROTO
1997 EXTERN_C long double modfl(long double, long double *);
2000 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
2001 extern long double Perl_my_modfl(long double x, long double *ip);
2002 # define Perl_modf(x,y) Perl_my_modfl(x,y)
2006 # define Perl_frexp(x,y) frexpl(x,y)
2008 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
2009 extern long double Perl_my_frexpl(long double x, int *e);
2010 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
2015 # define Perl_isnan(x) isnanl(x)
2020 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
2024 # define NV_DIG DBL_DIG
2025 # ifdef DBL_MANT_DIG
2026 # define NV_MANT_DIG DBL_MANT_DIG
2029 # define NV_MIN DBL_MIN
2032 # define NV_MAX DBL_MAX
2034 # ifdef DBL_MIN_10_EXP
2035 # define NV_MIN_10_EXP DBL_MIN_10_EXP
2037 # ifdef DBL_MAX_10_EXP
2038 # define NV_MAX_10_EXP DBL_MAX_10_EXP
2041 # define NV_EPSILON DBL_EPSILON
2043 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
2044 # define NV_MAX DBL_MAX
2045 # define NV_MIN DBL_MIN
2048 # define NV_MAX HUGE_VAL
2051 # define Perl_cos cos
2052 # define Perl_sin sin
2053 # define Perl_sqrt sqrt
2054 # define Perl_exp exp
2055 # define Perl_log log
2056 # define Perl_atan2 atan2
2057 # define Perl_pow pow
2058 # define Perl_floor floor
2059 # define Perl_ceil ceil
2060 # define Perl_fmod fmod
2061 # define Perl_modf(x,y) modf(x,y)
2062 # define Perl_frexp(x,y) frexp(x,y)
2065 /* rumor has it that Win32 has _fpclass() */
2067 /* SGI has fpclassl... but not with the same result values,
2068 * and it's via a typedef (not via #define), so will need to redo Configure
2069 * to use. Not worth the trouble, IMO, at least until the below is used
2070 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2071 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2072 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2074 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2076 # include <ieeefp.h>
2081 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2082 # define Perl_fp_class() fpclassl(x)
2084 # define Perl_fp_class() fpclass(x)
2086 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2087 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2088 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2089 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2090 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2091 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2092 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2093 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2094 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2095 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2096 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2097 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2098 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2099 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2100 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2103 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
2105 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
2106 # include <fp_class.h>
2108 # define Perl_fp_class(x) fp_class(x)
2109 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2110 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2111 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2112 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2113 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2114 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2115 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2116 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2117 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2118 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2119 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2120 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2121 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2122 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2123 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2126 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2128 # define Perl_fp_class(x) fpclassify(x)
2129 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
2130 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2131 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2132 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2133 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2136 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
2139 # define Perl_fp_class(x) class(x)
2141 # define Perl_fp_class(x) _class(x)
2143 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2144 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2145 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2146 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2147 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2148 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2149 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2150 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2151 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2152 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2153 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2154 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2155 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2156 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2157 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2160 /* rumor has it that Win32 has _isnan() */
2164 # define Perl_isnan(x) isnan((NV)x)
2166 # ifdef Perl_fp_class_nan
2167 # define Perl_isnan(x) Perl_fp_class_nan(x)
2169 # ifdef HAS_UNORDERED
2170 # define Perl_isnan(x) unordered((x), 0.0)
2172 # define Perl_isnan(x) ((x)!=(x))
2179 int isnan(double d);
2184 # define Perl_isinf(x) isinf((NV)x)
2186 # ifdef Perl_fp_class_inf
2187 # define Perl_isinf(x) Perl_fp_class_inf(x)
2189 # define Perl_isinf(x) ((x)==NV_INF)
2194 #ifndef Perl_isfinite
2196 # define Perl_isfinite(x) finite((NV)x)
2198 # ifdef HAS_ISFINITE
2199 # define Perl_isfinite(x) isfinite(x)
2201 # ifdef Perl_fp_class_finite
2202 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2204 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2210 /* The default is to use Perl's own atof() implementation (in numeric.c).
2211 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2212 * it is however best to use the native implementation of atof.
2213 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2214 * Some good tests to try out with either setting are t/base/num.t,
2215 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2216 * you may need to be using a different function than atof! */
2218 #ifndef USE_PERL_ATOF
2220 # define USE_PERL_ATOF
2223 # if USE_PERL_ATOF == 0
2224 # undef USE_PERL_ATOF
2228 #ifdef USE_PERL_ATOF
2229 # define Perl_atof(s) Perl_my_atof(s)
2230 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2232 # define Perl_atof(s) (NV)atof(s)
2233 # define Perl_atof2(s, n) ((n) = atof(s))
2236 /* Previously these definitions used hardcoded figures.
2237 * It is hoped these formula are more portable, although
2238 * no data one way or another is presently known to me.
2239 * The "PERL_" names are used because these calculated constants
2240 * do not meet the ANSI requirements for LONG_MAX, etc., which
2241 * need to be constants acceptable to #if - kja
2242 * define PERL_LONG_MAX 2147483647L
2243 * define PERL_LONG_MIN (-LONG_MAX - 1)
2244 * define PERL ULONG_MAX 4294967295L
2247 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2248 # include <limits.h>
2250 /* Included values.h above if necessary; still including limits.h down here,
2251 * despite doing above, because math.h might have overridden... XXX - Allen */
2254 * Try to figure out max and min values for the integral types. THE CORRECT
2255 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2256 * following hacks are used if neither limits.h or values.h provide them:
2257 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2258 * for types < int: (unsigned TYPE)~(unsigned)0
2259 * The argument to ~ must be unsigned so that later signed->unsigned
2260 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2261 * and it must not be smaller than int because ~ does integral promotion.
2262 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2263 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2264 * The latter is a hack which happens to work on some machines but
2265 * does *not* catch any random system, or things like integer types
2266 * with NaN if that is possible.
2268 * All of the types are explicitly cast to prevent accidental loss of
2269 * numeric range, and in the hope that they will be less likely to confuse
2270 * over-eager optimizers.
2274 #define PERL_UCHAR_MIN ((unsigned char)0)
2277 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2280 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2282 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2287 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2288 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2289 * depending on local options. Until Configure detects this (or at least
2290 * detects whether the "signed" keyword is available) the CHAR ranges
2291 * will not be included. UCHAR functions normally.
2295 #define PERL_USHORT_MIN ((unsigned short)0)
2298 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2301 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2304 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2306 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2312 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2314 # ifdef MAXSHORT /* Often used in <values.h> */
2315 # define PERL_SHORT_MAX ((short)MAXSHORT)
2318 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2320 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2326 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2329 # define PERL_SHORT_MIN ((short)MINSHORT)
2332 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2334 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2340 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2343 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2345 # define PERL_UINT_MAX (~(unsigned int)0)
2349 #define PERL_UINT_MIN ((unsigned int)0)
2352 # define PERL_INT_MAX ((int)INT_MAX)
2354 # ifdef MAXINT /* Often used in <values.h> */
2355 # define PERL_INT_MAX ((int)MAXINT)
2357 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2362 # define PERL_INT_MIN ((int)INT_MIN)
2365 # define PERL_INT_MIN ((int)MININT)
2367 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2372 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2375 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2377 # define PERL_ULONG_MAX (~(unsigned long)0)
2381 #define PERL_ULONG_MIN ((unsigned long)0L)
2384 # define PERL_LONG_MAX ((long)LONG_MAX)
2386 # ifdef MAXLONG /* Often used in <values.h> */
2387 # define PERL_LONG_MAX ((long)MAXLONG)
2389 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2394 # define PERL_LONG_MIN ((long)LONG_MIN)
2397 # define PERL_LONG_MIN ((long)MINLONG)
2399 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2405 # define PERL_UQUAD_MAX (~(UV)0)
2406 # define PERL_UQUAD_MIN ((UV)0)
2407 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2408 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2412 struct RExC_state_t;
2413 struct _reg_trie_data;
2415 typedef MEM_SIZE STRLEN;
2418 typedef struct token TOKEN;
2419 typedef struct madprop MADPROP;
2420 typedef struct nexttoken NEXTTOKE;
2422 typedef struct op OP;
2423 typedef struct cop COP;
2424 typedef struct unop UNOP;
2425 typedef struct binop BINOP;
2426 typedef struct listop LISTOP;
2427 typedef struct logop LOGOP;
2428 typedef struct pmop PMOP;
2429 typedef struct svop SVOP;
2430 typedef struct padop PADOP;
2431 typedef struct pvop PVOP;
2432 typedef struct loop LOOP;
2435 typedef struct opslab OPSLAB;
2436 typedef struct opslot OPSLOT;
2439 typedef struct block_hooks BHK;
2440 typedef struct custom_op XOP;
2442 typedef struct interpreter PerlInterpreter;
2444 /* SGI's <sys/sema.h> has struct sv */
2446 # define STRUCT_SV perl_sv
2448 # define STRUCT_SV sv
2450 typedef struct STRUCT_SV SV;
2451 typedef struct av AV;
2452 typedef struct hv HV;
2453 typedef struct cv CV;
2454 typedef struct p5rx REGEXP;
2455 typedef struct gp GP;
2456 typedef struct gv GV;
2457 typedef struct io IO;
2458 typedef struct context PERL_CONTEXT;
2459 typedef struct block BLOCK;
2461 typedef struct magic MAGIC;
2462 typedef struct xpv XPV;
2463 typedef struct xpviv XPVIV;
2464 typedef struct xpvuv XPVUV;
2465 typedef struct xpvnv XPVNV;
2466 typedef struct xpvmg XPVMG;
2467 typedef struct xpvlv XPVLV;
2468 typedef struct xpvav XPVAV;
2469 typedef struct xpvhv XPVHV;
2470 typedef struct xpvgv XPVGV;
2471 typedef struct xpvcv XPVCV;
2472 typedef struct xpvbm XPVBM;
2473 typedef struct xpvfm XPVFM;
2474 typedef struct xpvio XPVIO;
2475 typedef struct mgvtbl MGVTBL;
2476 typedef union any ANY;
2477 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2478 typedef struct ptr_tbl PTR_TBL_t;
2479 typedef struct clone_params CLONE_PARAMS;
2481 /* a pad or name pad is currently just an AV; but that might change,
2482 * so hide the type. */
2483 typedef struct padlist PADLIST;
2485 typedef AV PADNAMELIST;
2488 /* XXX for 5.18, disable the COW by default
2489 * #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2490 * # define PERL_NEW_COPY_ON_WRITE
2494 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2495 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2496 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2498 # define PERL_ANY_COW
2501 # define PERL_SAWAMPERSAND
2506 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2507 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2508 # define USE_64_BIT_RAWIO /* implicit */
2512 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2513 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2514 * however, because operating systems like to do that themself. */
2517 # define FSEEKSIZE LSEEKSIZE
2519 # define FSEEKSIZE LONGSIZE
2523 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2524 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2525 # define USE_64_BIT_STDIO /* implicit */
2529 #ifdef USE_64_BIT_RAWIO
2532 # define Off_t off64_t
2534 # define LSEEKSIZE 8
2536 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2537 * will trigger defines like the ones below. Some 64-bit environments,
2538 * however, do not. Therefore we have to explicitly mix and match. */
2539 # if defined(USE_OPEN64)
2540 # define open open64
2542 # if defined(USE_LSEEK64)
2543 # define lseek lseek64
2545 # if defined(USE_LLSEEK)
2546 # define lseek llseek
2549 # if defined(USE_STAT64)
2550 # define stat stat64
2552 # if defined(USE_FSTAT64)
2553 # define fstat fstat64
2555 # if defined(USE_LSTAT64)
2556 # define lstat lstat64
2558 # if defined(USE_FLOCK64)
2559 # define flock flock64
2561 # if defined(USE_LOCKF64)
2562 # define lockf lockf64
2564 # if defined(USE_FCNTL64)
2565 # define fcntl fcntl64
2567 # if defined(USE_TRUNCATE64)
2568 # define truncate truncate64
2570 # if defined(USE_FTRUNCATE64)
2571 # define ftruncate ftruncate64
2575 #ifdef USE_64_BIT_STDIO
2576 # ifdef HAS_FPOS64_T
2578 # define Fpos_t fpos64_t
2580 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2581 * will trigger defines like the ones below. Some 64-bit environments,
2582 * however, do not. */
2583 # if defined(USE_FOPEN64)
2584 # define fopen fopen64
2586 # if defined(USE_FSEEK64)
2587 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2589 # if defined(USE_FTELL64)
2590 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2592 # if defined(USE_FSETPOS64)
2593 # define fsetpos fsetpos64
2595 # if defined(USE_FGETPOS64)
2596 # define fgetpos fgetpos64
2598 # if defined(USE_TMPFILE64)
2599 # define tmpfile tmpfile64
2601 # if defined(USE_FREOPEN64)
2602 # define freopen freopen64
2607 # include "iperlsys.h"
2612 # include "os2ish.h"
2614 # include "dosish.h"
2616 # define ISHISH "dos"
2620 # include "vmsish.h"
2621 # define ISHISH "vms"
2625 # include "./plan9/plan9ish.h"
2626 # define ISHISH "plan9"
2629 #if defined(__VOS__)
2631 # include "./vos/vosish.h"
2633 # include "vos/vosish.h"
2635 # define ISHISH "vos"
2638 #ifdef __SYMBIAN32__
2639 # include "symbian/symbianish.h"
2640 # define ISHISH "symbian"
2644 #if defined(__HAIKU__)
2645 # include "haiku/haikuish.h"
2646 # define ISHISH "haiku"
2650 # include "unixish.h"
2651 # define ISHISH "unix"
2654 /* NSIG logic from Configure --> */
2655 /* Strange style to avoid deeply-nested #if/#else/#endif */
2658 # define NSIG (_NSIG)
2664 # define NSIG (SIGMAX+1)
2670 # define NSIG (SIG_MAX+1)
2676 # define NSIG (_SIG_MAX+1)
2682 # define NSIG (MAXSIG+1)
2688 # define NSIG (MAX_SIG+1)
2693 # ifdef SIGARRAYSIZE
2694 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2700 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2704 /* Default to some arbitrary number that's big enough to get most
2705 of the common signals.
2710 /* <-- NSIG logic from Configure */
2712 #ifndef NO_ENVIRON_ARRAY
2713 # define USE_ENVIRON_ARRAY
2717 * initialise to avoid floating-point exceptions from overflow, etc
2719 #ifndef PERL_FPU_INIT
2720 # ifdef HAS_FPSETMASK
2721 # if HAS_FLOATINGPOINT_H
2722 # include <floatingpoint.h>
2724 /* Some operating systems have this as a macro, which in turn expands to a comma
2725 expression, and the last sub-expression is something that gets calculated,
2726 and then they have the gall to warn that a value computed is not used. Hence
2728 # define PERL_FPU_INIT (void)fpsetmask(0)
2730 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2731 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2732 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2733 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2735 # define PERL_FPU_INIT
2740 #ifndef PERL_FPU_PRE_EXEC
2741 # define PERL_FPU_PRE_EXEC {
2742 # define PERL_FPU_POST_EXEC }
2745 #ifndef PERL_SYS_INIT3_BODY
2746 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2750 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2751 Provides system-specific tune up of the C runtime environment necessary to
2752 run Perl interpreters. This should be called only once, before creating
2753 any Perl interpreters.
2755 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2756 Provides system-specific tune up of the C runtime environment necessary to
2757 run Perl interpreters. This should be called only once, before creating
2758 any Perl interpreters.
2760 =for apidoc Am|void|PERL_SYS_TERM|
2761 Provides system-specific clean up of the C runtime environment after
2762 running Perl interpreters. This should be called only once, after
2763 freeing any remaining Perl interpreters.
2768 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2769 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2770 #define PERL_SYS_TERM() Perl_sys_term()
2772 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2773 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2778 # ifdef _POSIX_PATH_MAX
2779 # if PATH_MAX > _POSIX_PATH_MAX
2780 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2781 * included the null byte or not. Later amendments of POSIX,
2782 * XPG4, the Austin Group, and the Single UNIX Specification
2783 * all explicitly include the null byte in the PATH_MAX.
2784 * Ditto for _POSIX_PATH_MAX. */
2785 # define MAXPATHLEN PATH_MAX
2787 # define MAXPATHLEN _POSIX_PATH_MAX
2790 # define MAXPATHLEN (PATH_MAX+1)
2793 # define MAXPATHLEN 1024 /* Err on the large side. */
2797 /* In case Configure was not used (we are using a "canned config"
2798 * such as Win32, or a cross-compilation setup, for example) try going
2799 * by the gcc major and minor versions. One useful URL is
2800 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2801 * but contrary to this information warn_unused_result seems
2802 * not to be in gcc 3.3.5, at least. --jhi
2803 * Also, when building extensions with an installed perl, this allows
2804 * the user to upgrade gcc and get the right attributes, rather than
2805 * relying on the list generated at Configure time. --AD
2806 * Set these up now otherwise we get confused when some of the <*thread.h>
2807 * includes below indirectly pull in <perlio.h> (which needs to know if we
2808 * have HASATTRIBUTE_FORMAT).
2812 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2813 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2814 # define HASATTRIBUTE_DEPRECATED
2816 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2817 # define HASATTRIBUTE_FORMAT
2818 # if defined __MINGW32__
2819 # define PRINTF_FORMAT_NULL_OK
2822 # if __GNUC__ >= 3 /* 3.0 -> */
2823 # define HASATTRIBUTE_MALLOC
2825 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2826 # define HASATTRIBUTE_NONNULL
2828 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2829 # define HASATTRIBUTE_NORETURN
2831 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2832 # define HASATTRIBUTE_PURE
2834 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2835 # define HASATTRIBUTE_UNUSED
2837 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2838 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2840 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2841 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2844 #endif /* #ifndef PERL_MICRO */
2846 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2847 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2848 * this results in many functions being undeclared which bothers C++
2849 * May make sense to have threads after "*ish.h" anyway
2852 #if defined(USE_ITHREADS)
2854 # include <nw5thread.h>
2856 # ifdef FAKE_THREADS
2857 # include "fakethr.h"
2860 # include <win32thread.h>
2863 # include "os2thread.h"
2865 # ifdef I_MACH_CTHREADS
2866 # include <mach/cthreads.h>
2867 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2868 # define MUTEX_INIT_CALLS_MALLOC
2870 typedef cthread_t perl_os_thread;
2871 typedef mutex_t perl_mutex;
2872 typedef condition_t perl_cond;
2873 typedef void * perl_key;
2874 # else /* Posix threads */
2876 # include <pthread.h>
2878 typedef pthread_t perl_os_thread;
2879 typedef pthread_mutex_t perl_mutex;
2880 typedef pthread_cond_t perl_cond;
2881 typedef pthread_key_t perl_key;
2882 # endif /* I_MACH_CTHREADS */
2885 # endif /* FAKE_THREADS */
2886 #endif /* NETWARE */
2887 #endif /* USE_ITHREADS */
2894 # include "netware.h"
2897 #define STATUS_UNIX PL_statusvalue
2899 # define STATUS_NATIVE PL_statusvalue_vms
2901 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2902 * its contents can not be trusted. Unfortunately, Perl seems to check
2903 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2906 # include <stsdef.h>
2908 /* Presume this because if VMS changes it, it will require a new
2909 * set of APIs for waiting on children for binary compatibility.
2911 # define child_offset_bits (8)
2912 # ifndef C_FAC_POSIX
2913 # define C_FAC_POSIX 0x35A000
2916 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2917 * platform from the existing UNIX or Native status values.
2920 # define STATUS_EXIT \
2921 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2922 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2925 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2926 * exit code and shifts the UNIX value over the correct number of bits to
2927 * be a child status. Usually the number of bits is 8, but that could be
2928 * platform dependent. The NATIVE status code is presumed to have either
2929 * from a child process.
2932 /* This is complicated. The child processes return a true native VMS
2933 status which must be saved. But there is an assumption in Perl that
2934 the UNIX child status has some relationship to errno values, so
2935 Perl tries to translate it to text in some of the tests.
2936 In order to get the string translation correct, for the error, errno
2937 must be EVMSERR, but that generates a different text message
2938 than what the test programs are expecting. So an errno value must
2939 be derived from the native status value when an error occurs.
2940 That will hide the true native status message. With this version of
2941 perl, the true native child status can always be retrieved so that
2942 is not a problem. But in this case, Pl_statusvalue and errno may
2943 have different values in them.
2946 # define STATUS_NATIVE_CHILD_SET(n) \
2948 I32 evalue = (I32)n; \
2949 if (evalue == EVMSERR) { \
2950 PL_statusvalue_vms = vaxc$errno; \
2951 PL_statusvalue = evalue; \
2953 PL_statusvalue_vms = evalue; \
2954 if (evalue == -1) { \
2955 PL_statusvalue = -1; \
2956 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2958 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2959 set_vaxc_errno(evalue); \
2960 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2961 set_errno(EVMSERR); \
2962 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2963 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2967 # ifdef VMSISH_STATUS
2968 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2970 # define STATUS_CURRENT STATUS_UNIX
2973 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2974 * the NATIVE status to an equivalent value. Can not be used to translate
2975 * exit code values as exit code values are not guaranteed to have any
2976 * relationship at all to errno values.
2977 * This is used when Perl is forcing errno to have a specific value.
2979 # define STATUS_UNIX_SET(n) \
2981 I32 evalue = (I32)n; \
2982 PL_statusvalue = evalue; \
2983 if (PL_statusvalue != -1) { \
2984 if (PL_statusvalue != EVMSERR) { \
2985 PL_statusvalue &= 0xFFFF; \
2986 if (MY_POSIX_EXIT) \
2987 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2988 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2991 PL_statusvalue_vms = vaxc$errno; \
2994 else PL_statusvalue_vms = SS$_ABORT; \
2995 set_vaxc_errno(PL_statusvalue_vms); \
2998 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2999 * the NATIVE error status based on it.
3001 * When in the default mode to comply with the Perl VMS documentation,
3002 * 0 is a success and any other code sets the NATIVE status to a failure
3003 * code of SS$_ABORT.
3005 * In the new POSIX EXIT mode, native status will be set so that the
3006 * actual exit code will can be retrieved by the calling program or
3009 * If the exit code is not clearly a UNIX parent or child exit status,
3010 * it will be passed through as a VMS status.
3013 # define STATUS_UNIX_EXIT_SET(n) \
3015 I32 evalue = (I32)n; \
3016 PL_statusvalue = evalue; \
3017 if (MY_POSIX_EXIT) { \
3018 if (evalue <= 0xFF00) { \
3019 if (evalue > 0xFF) \
3020 evalue = (evalue >> child_offset_bits) & 0xFF; \
3021 PL_statusvalue_vms = \
3022 (C_FAC_POSIX | (evalue << 3 ) | \
3023 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3024 } else /* forgive them Perl, for they have sinned */ \
3025 PL_statusvalue_vms = evalue; \
3028 PL_statusvalue_vms = SS$_NORMAL; \
3029 else if (evalue <= 0xFF00) \
3030 PL_statusvalue_vms = SS$_ABORT; \
3031 else { /* forgive them Perl, for they have sinned */ \
3032 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3033 else PL_statusvalue_vms = vaxc$errno; \
3034 /* And obviously used a VMS status value instead of UNIX */ \
3035 PL_statusvalue = EVMSERR; \
3037 set_vaxc_errno(PL_statusvalue_vms); \
3042 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3043 * and sets the NATIVE error status based on it. This special case
3044 * is needed to maintain compatibility with past VMS behavior.
3046 * In the default mode on VMS, this number is passed through as
3047 * both the NATIVE and UNIX status. Which makes it different
3048 * that the STATUS_UNIX_EXIT_SET.
3050 * In the new POSIX EXIT mode, native status will be set so that the
3051 * actual exit code will can be retrieved by the calling program or
3054 * A POSIX exit code is from 0 to 255. If the exit code is higher
3055 * than this, it needs to be assumed that it is a VMS exit code and
3059 # define STATUS_EXIT_SET(n) \
3061 I32 evalue = (I32)n; \
3062 PL_statusvalue = evalue; \
3063 if (MY_POSIX_EXIT) \
3064 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3065 PL_statusvalue_vms = \
3066 (C_FAC_POSIX | (evalue << 3 ) | \
3067 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
3069 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3070 set_vaxc_errno(PL_statusvalue_vms); \
3074 /* This macro forces a success status */
3075 # define STATUS_ALL_SUCCESS \
3076 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
3078 /* This macro forces a failure status */
3079 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3080 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3081 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
3084 # define STATUS_NATIVE PL_statusvalue_posix
3085 # if defined(WCOREDUMP)
3086 # define STATUS_NATIVE_CHILD_SET(n) \
3088 PL_statusvalue_posix = (n); \
3089 if (PL_statusvalue_posix == -1) \
3090 PL_statusvalue = -1; \
3093 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3094 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3095 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3098 # elif defined(WIFEXITED)
3099 # define STATUS_NATIVE_CHILD_SET(n) \
3101 PL_statusvalue_posix = (n); \
3102 if (PL_statusvalue_posix == -1) \
3103 PL_statusvalue = -1; \
3106 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3107 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3111 # define STATUS_NATIVE_CHILD_SET(n) \
3113 PL_statusvalue_posix = (n); \
3114 if (PL_statusvalue_posix == -1) \
3115 PL_statusvalue = -1; \
3118 PL_statusvalue_posix & 0xFFFF; \
3122 # define STATUS_UNIX_SET(n) \
3124 PL_statusvalue = (n); \
3125 if (PL_statusvalue != -1) \
3126 PL_statusvalue &= 0xFFFF; \
3128 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
3129 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
3130 # define STATUS_CURRENT STATUS_UNIX
3131 # define STATUS_EXIT STATUS_UNIX
3132 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3133 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
3136 /* flags in PL_exit_flags for nature of exit() */
3137 #define PERL_EXIT_EXPECTED 0x01
3138 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
3141 /* format to use for version numbers in file/directory names */
3142 /* XXX move to Configure? */
3143 /* This was only ever used for the current version, and that can be done at
3144 compile time, as PERL_FS_VERSION, so should we just delete it? */
3145 # ifndef PERL_FS_VER_FMT
3146 # define PERL_FS_VER_FMT "%d.%d.%d"
3150 #ifndef PERL_FS_VERSION
3151 # define PERL_FS_VERSION PERL_VERSION_STRING
3154 /* This defines a way to flush all output buffers. This may be a
3155 * performance issue, so we allow people to disable it. Also, if
3156 * we are using stdio, there are broken implementations of fflush(NULL)
3157 * out there, Solaris being the most prominent.
3159 #ifndef PERL_FLUSHALL_FOR_CHILD
3160 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
3161 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
3164 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
3166 # define PERL_FLUSHALL_FOR_CHILD NOOP
3171 #ifndef PERL_WAIT_FOR_CHILDREN
3172 # define PERL_WAIT_FOR_CHILDREN NOOP
3175 /* the traditional thread-unsafe notion of "current interpreter". */
3176 #ifndef PERL_SET_INTERP
3177 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3180 #ifndef PERL_GET_INTERP
3181 # define PERL_GET_INTERP (PL_curinterp)
3184 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3185 # ifdef MULTIPLICITY
3186 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3188 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3192 This replaces the previous %_ "hack" by the "%p" hacks.
3193 All that is required is that the perl source does not
3194 use "%-p" or "%-<number>p" or "%<number>p" formats.
3195 These formats will still work in perl code.
3196 See comments in sv.c for further details.
3198 Robin Barker 2005-07-14
3200 No longer use %1p for VDf = %vd. RMB 2007-10-19
3204 # define SVf_(n) "-" STRINGIFY(n) "p"
3212 # define SVf32 SVf_(32)
3216 # define SVf256 SVf_(256)
3219 #define SVfARG(p) ((void*)(p))
3225 /* Not ideal, but we cannot easily include a number in an already-numeric
3226 * format sequence. */
3228 # define HEKf256 "3p"
3231 #define HEKfARG(p) ((void*)(p))
3234 /* not used; but needed for backward compatibility with XS code? - RMB */
3243 /* not used; but needed for backward compatibility with XS code? - RMB */
3251 #ifdef HASATTRIBUTE_DEPRECATED
3252 # define __attribute__deprecated__ __attribute__((deprecated))
3254 #ifdef HASATTRIBUTE_FORMAT
3255 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3257 #ifdef HASATTRIBUTE_MALLOC
3258 # define __attribute__malloc__ __attribute__((__malloc__))
3260 #ifdef HASATTRIBUTE_NONNULL
3261 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3263 #ifdef HASATTRIBUTE_NORETURN
3264 # define __attribute__noreturn__ __attribute__((noreturn))
3266 #ifdef HASATTRIBUTE_PURE
3267 # define __attribute__pure__ __attribute__((pure))
3269 #ifdef HASATTRIBUTE_UNUSED
3270 # define __attribute__unused__ __attribute__((unused))
3272 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3273 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3276 /* If we haven't defined the attributes yet, define them to blank. */
3277 #ifndef __attribute__deprecated__
3278 # define __attribute__deprecated__
3280 #ifndef __attribute__format__
3281 # define __attribute__format__(x,y,z)
3283 #ifndef __attribute__malloc__
3284 # define __attribute__malloc__
3286 #ifndef __attribute__nonnull__
3287 # define __attribute__nonnull__(a)
3289 #ifndef __attribute__noreturn__
3290 # define __attribute__noreturn__
3292 #ifndef __attribute__pure__
3293 # define __attribute__pure__
3295 #ifndef __attribute__unused__
3296 # define __attribute__unused__
3298 #ifndef __attribute__warn_unused_result__
3299 # define __attribute__warn_unused_result__
3302 /* For functions that are marked as __attribute__noreturn__, it's not
3303 appropriate to call return. In either case, include the lint directive.
3305 #ifdef HASATTRIBUTE_NORETURN
3306 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3308 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3311 /* Some OS warn on NULL format to printf */
3312 #ifdef PRINTF_FORMAT_NULL_OK
3313 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3315 # define __attribute__format__null_ok__(x,y,z)
3318 #ifdef HAS_BUILTIN_EXPECT
3319 # define EXPECT(expr,val) __builtin_expect(expr,val)
3321 # define EXPECT(expr,val) (expr)
3323 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3324 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3325 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3329 /* Some unistd.h's give a prototype for pause() even though
3330 HAS_PAUSE ends up undefined. This causes the #define
3331 below to be rejected by the compiler. Sigh.
3336 #define Pause() sleep((32767<<16)+32767)
3340 # ifdef IOCPARM_MASK
3341 /* on BSDish systems we're safe */
3342 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3344 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3345 /* on Linux systems we're safe; except when we're not [perl #38223] */
3346 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3348 /* otherwise guess at what's safe */
3349 # define IOCPARM_LEN(x) 256
3354 #if defined(__CYGWIN__)
3356 * This symbol, if defined, indicates that the program should
3357 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3358 * that a file is in "binary" mode -- that is, that no translation
3359 * of bytes occurs on read or write operations.
3361 # define USEMYBINMODE /**/
3362 # include <io.h> /* for setmode() prototype */
3363 # define my_binmode(fp, iotype, mode) \
3364 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3368 void init_os_extras(void);
3371 #ifdef UNION_ANY_DEFINITION
3372 UNION_ANY_DEFINITION;
3381 void (*any_dptr) (void*);
3382 void (*any_dxptr) (pTHX_ void*);
3386 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3388 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3389 #define FILTER_DATA(idx) \
3390 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3391 #define FILTER_ISREADER(idx) \
3392 (PL_parser && PL_parser->rsfp_filters \
3393 && idx >= AvFILLp(PL_parser->rsfp_filters))
3394 #define PERL_FILTER_EXISTS(i) \
3395 (PL_parser && PL_parser->rsfp_filters \
3396 && (i) <= av_len(PL_parser->rsfp_filters))
3398 #if defined(_AIX) && !defined(_AIX43)
3399 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3400 /* We cannot include <crypt.h> to get the struct crypt_data
3401 * because of setkey prototype problems when threading */
3402 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3403 /* From OSF, Not needed in AIX
3411 #endif /* threading */
3415 # include "iperlsys.h"
3418 #ifdef __LIBCATAMOUNT__
3419 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3421 #define FAKE_BIT_BUCKET
3424 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3425 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3426 * defined by Configure, despite their names being similar to the
3427 * other defines like USE_ITHREADS. Configure in fact knows nothing
3428 * about the randomised hashes. Therefore to enable/disable the hash
3429 * randomisation defines use the Configure -Accflags=... instead. */
3430 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3431 # define USE_HASH_SEED
3434 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3435 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3436 * it's not really needed.
3439 # define YYTOKENTYPE
3445 YYSTYPE next_val; /* value of next token, if any */
3446 I32 next_type; /* type of next token */
3447 MADPROP *next_mad; /* everything else about that token */
3451 /* macros to define bit-fields in structs. */
3452 #ifndef PERL_BITFIELD8
3453 # define PERL_BITFIELD8 unsigned
3455 #ifndef PERL_BITFIELD16
3456 # define PERL_BITFIELD16 unsigned
3458 #ifndef PERL_BITFIELD32
3459 # define PERL_BITFIELD32 unsigned
3469 #include "opnames.h"
3476 #include "warnings.h"
3479 /* these would be in doio.h if there was such a file */
3480 #define my_stat() my_stat_flags(SV_GMAGIC)
3481 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3483 /* defined in sv.c, but also used in [ach]v.c */
3486 #undef _XPVCV_COMMON
3488 typedef struct _sublex_info SUBLEXINFO;
3489 struct _sublex_info {
3490 U8 super_state; /* lexer state to save */
3491 U16 sub_inwhat; /* "lex_inwhat" to use */
3492 OP *sub_op; /* "lex_op" to use */
3493 SV *repl; /* replacement of s/// or y/// */
3498 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3500 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3501 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3503 struct ptr_tbl_ent {
3504 struct ptr_tbl_ent* next;
3510 struct ptr_tbl_ent** tbl_ary;
3513 struct ptr_tbl_arena *tbl_arena;
3514 struct ptr_tbl_ent *tbl_arena_next;
3515 struct ptr_tbl_ent *tbl_arena_end;
3518 #if defined(htonl) && !defined(HAS_HTONL)
3521 #if defined(htons) && !defined(HAS_HTONS)
3524 #if defined(ntohl) && !defined(HAS_NTOHL)
3527 #if defined(ntohs) && !defined(HAS_NTOHS)
3535 # if (BYTEORDER & 0xffff) == 0x4321
3536 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3537 re-order their values. However, to behave identically to the alternative
3538 implementations, they should truncate to the correct size. */
3539 # define ntohl(x) ((x)&0xFFFFFFFF)
3540 # define htonl(x) ntohl(x)
3541 # define ntohs(x) ((x)&0xFFFF)
3542 # define htons(x) ntohs(x)
3543 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3545 /* Note that we can't straight out declare our own htonl and htons because
3546 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3547 to avoid the overhead of initialising the socket subsystem, but the headers
3548 that *declare* the various functions are still seen. If we declare our own
3549 htonl etc they will clash with the declarations in the Win32 headers. */
3551 PERL_STATIC_INLINE U32
3552 my_swap32(const U32 x) {
3553 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3554 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3557 PERL_STATIC_INLINE U16
3558 my_swap16(const U16 x) {
3559 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3562 # define htonl(x) my_swap32(x)
3563 # define ntohl(x) my_swap32(x)
3564 # define ntohs(x) my_swap16(x)
3565 # define htons(x) my_swap16(x)
3567 # error "Unsupported byteorder"
3568 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3569 the error message. Please check the value of the macro BYTEORDER, as defined
3570 in config.h. The values of BYTEORDER we expect are
3572 big endian little endian
3573 32 bit 0x4321 0x1234
3574 64 bit 0x87654321 0x12345678
3576 If you have a system with a different byte order, please see
3577 pod/perlhack.pod for how to submit a patch to add supporting code.
3583 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3586 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3587 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3588 re-order their values. However, to behave identically to the alternative
3589 implementations, they should truncate to the correct size. */
3590 # define vtohl(x) ((x)&0xFFFFFFFF)
3591 # define vtohs(x) ((x)&0xFFFF)
3592 # define htovl(x) vtohl(x)
3593 # define htovs(x) vtohs(x)
3595 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3596 # define vtohl(x) ((((x)&0xFF)<<24) \
3598 +(((x)&0x0000FF00)<<8) \
3599 +(((x)&0x00FF0000)>>8) )
3600 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3601 # define htovl(x) vtohl(x)
3602 # define htovs(x) vtohs(x)
3604 /* otherwise default to functions in util.c */
3606 short htovs(short n);
3607 short vtohs(short n);
3613 /* *MAX Plus 1. A floating point value.
3614 Hopefully expressed in a way that dodgy floating point can't mess up.
3615 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3617 May find that some broken compiler will want the value cast to I32.
3618 [after the shift, as signed >> may not be as secure as unsigned >>]
3620 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3621 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3622 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3623 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3624 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3626 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3628 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3629 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3630 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3632 /* This may look like unnecessary jumping through hoops, but converting
3633 out of range floating point values to integers *is* undefined behaviour,
3634 and it is starting to bite.
3637 #define I_32(what) (cast_i32((NV)(what)))
3638 #define U_32(what) (cast_ulong((NV)(what)))
3639 #define I_V(what) (cast_iv((NV)(what)))
3640 #define U_V(what) (cast_uv((NV)(what)))
3642 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3643 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3644 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3645 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3646 : ((n) < U32_MAX_P1 ? (U32) (n) \
3647 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3648 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3649 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3650 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3651 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3652 : ((n) < UV_MAX_P1 ? (UV) (n) \
3653 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3656 #define U_S(what) ((U16)U_32(what))
3657 #define U_I(what) ((unsigned int)U_32(what))
3658 #define U_L(what) U_32(what)
3661 # define Perl_signbit signbit
3664 /* These do not care about the fractional part, only about the range. */
3665 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3666 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3668 /* Used with UV/IV arguments: */
3669 /* XXXX: need to speed it up */
3670 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3671 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3678 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3679 Uid_t getuid (void);
3680 Uid_t geteuid (void);
3681 Gid_t getgid (void);
3682 Gid_t getegid (void);
3686 #ifndef Perl_debug_log
3687 # define Perl_debug_log PerlIO_stderr()
3690 #ifndef Perl_error_log
3691 # define Perl_error_log (PL_stderrgv \
3692 && isGV(PL_stderrgv) \
3693 && GvIOp(PL_stderrgv) \
3694 && IoOFP(GvIOp(PL_stderrgv)) \
3695 ? IoOFP(GvIOp(PL_stderrgv)) \
3700 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3701 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3702 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3703 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3704 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3705 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3706 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3707 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3708 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3709 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3710 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3711 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3712 /* U is reserved for Unofficial, exploratory hacking */
3713 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3714 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3715 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3716 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3717 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3718 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3719 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3720 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3721 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3722 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3723 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3724 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3725 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3726 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3727 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3729 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3730 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3731 that something was done? */
3733 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3734 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3735 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3736 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3737 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3738 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3739 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3740 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3741 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3742 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3743 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3744 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3745 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3746 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3747 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3748 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3749 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3750 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3751 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3752 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3753 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3754 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3755 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3756 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3757 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3758 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3759 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3760 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3761 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3765 # define DEBUG_p_TEST DEBUG_p_TEST_
3766 # define DEBUG_s_TEST DEBUG_s_TEST_
3767 # define DEBUG_l_TEST DEBUG_l_TEST_
3768 # define DEBUG_t_TEST DEBUG_t_TEST_
3769 # define DEBUG_o_TEST DEBUG_o_TEST_
3770 # define DEBUG_c_TEST DEBUG_c_TEST_
3771 # define DEBUG_P_TEST DEBUG_P_TEST_
3772 # define DEBUG_m_TEST DEBUG_m_TEST_
3773 # define DEBUG_f_TEST DEBUG_f_TEST_
3774 # define DEBUG_r_TEST DEBUG_r_TEST_
3775 # define DEBUG_x_TEST DEBUG_x_TEST_
3776 # define DEBUG_u_TEST DEBUG_u_TEST_
3777 # define DEBUG_U_TEST DEBUG_U_TEST_
3778 # define DEBUG_H_TEST DEBUG_H_TEST_
3779 # define DEBUG_X_TEST DEBUG_X_TEST_
3780 # define DEBUG_D_TEST DEBUG_D_TEST_
3781 # define DEBUG_S_TEST DEBUG_S_TEST_
3782 # define DEBUG_T_TEST DEBUG_T_TEST_
3783 # define DEBUG_R_TEST DEBUG_R_TEST_
3784 # define DEBUG_J_TEST DEBUG_J_TEST_
3785 # define DEBUG_v_TEST DEBUG_v_TEST_
3786 # define DEBUG_C_TEST DEBUG_C_TEST_
3787 # define DEBUG_A_TEST DEBUG_A_TEST_
3788 # define DEBUG_q_TEST DEBUG_q_TEST_
3789 # define DEBUG_M_TEST DEBUG_M_TEST_
3790 # define DEBUG_B_TEST DEBUG_B_TEST_
3791 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3792 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3793 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3795 # define PERL_DEB(a) a
3796 # define PERL_DEBUG(a) if (PL_debug) a
3797 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3798 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3799 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3800 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3801 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3802 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3803 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3805 /* Temporarily turn off memory debugging in case the a
3806 * does memory allocation, either directly or indirectly. */
3807 # define DEBUG_m(a) \
3809 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3812 # define DEBUG__(t, a) \
3814 if (t) STMT_START {a;} STMT_END; \
3817 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3818 #ifndef PERL_EXT_RE_BUILD
3819 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3821 # define DEBUG_r(a) STMT_START {a;} STMT_END
3822 #endif /* PERL_EXT_RE_BUILD */
3823 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3824 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3825 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3826 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3827 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3828 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3829 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3830 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3831 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3833 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3834 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3835 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3836 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3837 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3838 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3839 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3840 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3841 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3843 #else /* DEBUGGING */
3845 # define DEBUG_p_TEST (0)
3846 # define DEBUG_s_TEST (0)
3847 # define DEBUG_l_TEST (0)
3848 # define DEBUG_t_TEST (0)
3849 # define DEBUG_o_TEST (0)
3850 # define DEBUG_c_TEST (0)
3851 # define DEBUG_P_TEST (0)
3852 # define DEBUG_m_TEST (0)
3853 # define DEBUG_f_TEST (0)
3854 # define DEBUG_r_TEST (0)
3855 # define DEBUG_x_TEST (0)
3856 # define DEBUG_u_TEST (0)
3857 # define DEBUG_U_TEST (0)
3858 # define DEBUG_H_TEST (0)
3859 # define DEBUG_X_TEST (0)
3860 # define DEBUG_D_TEST (0)
3861 # define DEBUG_S_TEST (0)
3862 # define DEBUG_T_TEST (0)
3863 # define DEBUG_R_TEST (0)
3864 # define DEBUG_J_TEST (0)
3865 # define DEBUG_v_TEST (0)
3866 # define DEBUG_C_TEST (0)
3867 # define DEBUG_A_TEST (0)
3868 # define DEBUG_q_TEST (0)
3869 # define DEBUG_M_TEST (0)
3870 # define DEBUG_B_TEST (0)
3871 # define DEBUG_Xv_TEST (0)
3872 # define DEBUG_Uv_TEST (0)
3873 # define DEBUG_Pv_TEST (0)
3875 # define PERL_DEB(a)
3876 # define PERL_DEBUG(a)
3902 # define DEBUG_Xv(a)
3903 # define DEBUG_Uv(a)
3904 # define DEBUG_Pv(a)
3905 #endif /* DEBUGGING */
3908 #define DEBUG_SCOPE(where) \
3910 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3911 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3912 __FILE__, __LINE__));
3914 #if defined(DEBUGGING) && defined(I_ASSERT)
3915 # include <assert.h>
3918 /* Keep the old croak based assert for those who want it, and as a fallback if
3919 the platform is so heretically non-ANSI that it can't assert. */
3921 #define Perl_assert(what) PERL_DEB( \
3922 ((what) ? ((void) 0) : \
3923 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3924 "\", line %d", STRINGIFY(what), __LINE__), \
3928 # define assert(what) Perl_assert(what)
3931 # define assert_(what) assert(what),
3933 # define assert_(what)
3937 I32 (*uf_val)(pTHX_ IV, SV*);
3938 I32 (*uf_set)(pTHX_ IV, SV*);
3942 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3943 * XS code wanting to be backward compatible can do something
3944 * like the following:
3946 #ifndef PERL_MG_UFUNC
3947 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3950 static PERL_MG_UFUNC(foo_get, index, val)
3960 #ifndef PERL_MG_UFUNC
3961 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3964 /* Fix these up for __STDC__ */
3965 #ifndef DONT_DECLARE_STD
3966 char *mktemp (char*);
3968 double atof (const char*);
3973 /* All of these are in stdlib.h or time.h for ANSI C */
3975 struct tm *gmtime(), *localtime();
3977 char *(strchr)(), *(strrchr)();
3978 char *(strcpy)(), *(strcat)();
3980 char *strchr(), *strrchr();
3981 char *strcpy(), *strcat();
3983 #endif /* ! STANDARD_C */
3990 double exp (double);
3991 double log (double);
3992 double log10 (double);
3993 double sqrt (double);
3994 double frexp (double,int*);
3995 double ldexp (double,int);
3996 double modf (double,double*);
3997 double sin (double);
3998 double cos (double);
3999 double atan2 (double,double);
4000 double pow (double,double);
4004 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
4005 # define NV_INF LDBL_INFINITY
4007 #if !defined(NV_INF) && defined(DBL_INFINITY)
4008 # define NV_INF (NV)DBL_INFINITY
4010 #if !defined(NV_INF) && defined(INFINITY)
4011 # define NV_INF (NV)INFINITY
4013 #if !defined(NV_INF) && defined(INF)
4014 # define NV_INF (NV)INF
4016 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
4017 # define NV_INF (NV)HUGE_VALL
4019 #if !defined(NV_INF) && defined(HUGE_VAL)
4020 # define NV_INF (NV)HUGE_VAL
4023 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
4024 # if !defined(NV_NAN) && defined(LDBL_NAN)
4025 # define NV_NAN LDBL_NAN
4027 # if !defined(NV_NAN) && defined(LDBL_QNAN)
4028 # define NV_NAN LDBL_QNAN
4030 # if !defined(NV_NAN) && defined(LDBL_SNAN)
4031 # define NV_NAN LDBL_SNAN
4034 #if !defined(NV_NAN) && defined(DBL_NAN)
4035 # define NV_NAN (NV)DBL_NAN
4037 #if !defined(NV_NAN) && defined(DBL_QNAN)
4038 # define NV_NAN (NV)DBL_QNAN
4040 #if !defined(NV_NAN) && defined(DBL_SNAN)
4041 # define NV_NAN (NV)DBL_SNAN
4043 #if !defined(NV_NAN) && defined(QNAN)
4044 # define NV_NAN (NV)QNAN
4046 #if !defined(NV_NAN) && defined(SNAN)
4047 # define NV_NAN (NV)SNAN
4049 #if !defined(NV_NAN) && defined(NAN)
4050 # define NV_NAN (NV)NAN
4054 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
4055 char *crypt (); /* Maybe more hosts will need the unprototyped version */
4057 # if !defined(WIN32) && !defined(VMS)
4059 char *crypt (const char*, const char*);
4061 # endif /* !WIN32 */
4062 # endif /* !NeXT && !__NeXT__ */
4063 # ifndef DONT_DECLARE_STD
4065 char *getenv (const char*);
4066 # endif /* !getenv */
4067 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
4068 # ifdef _FILE_OFFSET_BITS
4069 # if _FILE_OFFSET_BITS == 64
4070 Off_t lseek (int,Off_t,int);
4074 # endif /* !DONT_DECLARE_STD */
4077 char *getlogin (void);
4079 # endif /* !WIN32 */
4080 #endif /* !__cplusplus */
4082 /* Fixme on VMS. This needs to be a run-time, not build time options */
4083 /* Also rename() is affected by this */
4084 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
4085 #define UNLINK unlnk
4086 I32 unlnk (pTHX_ const char*);
4088 #define UNLINK PerlLIO_unlink
4091 /* some versions of glibc are missing the setresuid() proto */
4092 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
4093 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4095 /* some versions of glibc are missing the setresgid() proto */
4096 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
4097 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4100 #ifndef HAS_SETREUID
4101 # ifdef HAS_SETRESUID
4102 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4103 # define HAS_SETREUID
4106 #ifndef HAS_SETREGID
4107 # ifdef HAS_SETRESGID
4108 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4109 # define HAS_SETREGID
4113 /* Sighandler_t defined in iperlsys.h */
4115 #ifdef HAS_SIGACTION
4116 typedef struct sigaction Sigsave_t;
4118 typedef Sighandler_t Sigsave_t;
4129 # define RUNOPS_DEFAULT Perl_runops_debug
4131 # define RUNOPS_DEFAULT Perl_runops_standard
4135 EXTERN_C void PerlIO_teardown(void);
4136 # ifdef USE_ITHREADS
4137 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4138 # define PERLIO_TERM \
4140 PerlIO_teardown(); \
4141 MUTEX_DESTROY(&PL_perlio_mutex);\
4144 # define PERLIO_INIT
4145 # define PERLIO_TERM PerlIO_teardown()
4148 # define PERLIO_INIT
4149 # define PERLIO_TERM
4153 # ifdef MUTEX_INIT_CALLS_MALLOC
4154 # define MALLOC_INIT \
4156 PL_malloc_mutex = NULL; \
4157 MUTEX_INIT(&PL_malloc_mutex); \
4159 # define MALLOC_TERM \
4161 perl_mutex tmp = PL_malloc_mutex; \
4162 PL_malloc_mutex = NULL; \
4163 MUTEX_DESTROY(&tmp); \
4166 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4167 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4170 # define MALLOC_INIT
4171 # define MALLOC_TERM
4174 #if defined(PERL_IMPLICIT_CONTEXT)
4176 struct perl_memory_debug_header;
4177 struct perl_memory_debug_header {
4182 struct perl_memory_debug_header *prev;
4183 struct perl_memory_debug_header *next;
4186 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4187 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4188 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4194 #ifdef PERL_TRACK_MEMPOOL
4195 # define INIT_TRACK_MEMPOOL(header, interp) \
4197 (header).interpreter = (interp); \
4198 (header).prev = (header).next = &(header); \
4201 # define INIT_TRACK_MEMPOOL(header, interp)
4204 #ifdef I_MALLOCMALLOC
4205 /* Needed for malloc_size(), malloc_good_size() on some systems */
4206 # include <malloc/malloc.h>
4210 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4212 # ifdef HAS_MALLOC_SIZE
4213 # ifdef PERL_TRACK_MEMPOOL
4214 # define Perl_safesysmalloc_size(where) \
4215 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4217 # define Perl_safesysmalloc_size(where) malloc_size(where)
4220 # ifdef HAS_MALLOC_GOOD_SIZE
4221 # ifdef PERL_TRACK_MEMPOOL
4222 # define Perl_malloc_good_size(how_much) \
4223 (malloc_good_size((how_much) + sTHX) - sTHX)
4225 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4228 /* Having this as the identity operation makes some code simpler. */
4229 # define Perl_malloc_good_size(how_much) (how_much)
4233 typedef int (*runops_proc_t)(pTHX);
4234 typedef void (*share_proc_t) (pTHX_ SV *sv);
4235 typedef int (*thrhook_proc_t) (pTHX);
4236 typedef OP* (*PPADDR_t[]) (pTHX);
4237 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4238 typedef void (*despatch_signals_proc_t) (pTHX);
4240 /* NeXT has problems with crt0.o globals */
4241 #if defined(__DYNAMIC__) && \
4242 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4243 # if defined(NeXT) || defined(__NeXT)
4244 # include <mach-o/dyld.h>
4245 # define environ (*environ_pointer)
4246 EXT char *** environ_pointer;
4248 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4249 # include <crt_externs.h> /* for the env array */
4250 # define environ (*_NSGetEnviron())
4254 /* VMS and some other platforms don't use the environ array */
4255 # ifdef USE_ENVIRON_ARRAY
4256 # if !defined(DONT_DECLARE_STD) || \
4257 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4260 extern char ** environ; /* environment variables supplied via exec */
4265 #define PERL_PATCHLEVEL_H_IMPLICIT
4266 #include "patchlevel.h"
4267 #undef PERL_PATCHLEVEL_H_IMPLICIT
4269 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4270 STRINGIFY(PERL_VERSION) "." \
4271 STRINGIFY(PERL_SUBVERSION)
4273 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4274 STRINGIFY(PERL_API_VERSION) "." \
4275 STRINGIFY(PERL_API_SUBVERSION)
4279 /* handy constants */
4280 EXTCONST char PL_warn_uninit[]
4281 INIT("Use of uninitialized value%s%s%s");
4282 EXTCONST char PL_warn_uninit_sv[]
4283 INIT("Use of uninitialized value%"SVf"%s%s");
4284 EXTCONST char PL_warn_nosemi[]
4285 INIT("Semicolon seems to be missing");
4286 EXTCONST char PL_warn_reserved[]
4287 INIT("Unquoted string \"%s\" may clash with future reserved word");
4288 EXTCONST char PL_warn_nl[]
4289 INIT("Unsuccessful %s on filename containing newline");
4290 EXTCONST char PL_no_wrongref[]
4291 INIT("Can't use %s ref as %s ref");
4292 /* The core no longer needs these here. If you require the string constant,
4293 please inline a copy into your own code. */
4294 EXTCONST char PL_no_symref[] __attribute__deprecated__
4295 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4296 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4297 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4298 EXTCONST char PL_no_usym[]
4299 INIT("Can't use an undefined value as %s reference");
4300 EXTCONST char PL_no_aelem[]
4301 INIT("Modification of non-creatable array value attempted, subscript %d");
4302 EXTCONST char PL_no_helem_sv[]
4303 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4304 EXTCONST char PL_no_modify[]
4305 INIT("Modification of a read-only value attempted");
4306 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4307 INIT("Out of memory!\n");
4308 EXTCONST char PL_no_security[]
4309 INIT("Insecure dependency in %s%s");
4310 EXTCONST char PL_no_sock_func[]
4311 INIT("Unsupported socket function \"%s\" called");
4312 EXTCONST char PL_no_dir_func[]
4313 INIT("Unsupported directory function \"%s\" called");
4314 EXTCONST char PL_no_func[]
4315 INIT("The %s function is unimplemented");
4316 EXTCONST char PL_no_myglob[]
4317 INIT("\"%s\" variable %s can't be in a package");
4318 EXTCONST char PL_no_localize_ref[]
4319 INIT("Can't localize through a reference");
4320 EXTCONST char PL_memory_wrap[]
4321 INIT("panic: memory wrap");
4323 EXTCONST char PL_Yes[]
4325 EXTCONST char PL_No[]
4327 EXTCONST char PL_hexdigit[]
4328 INIT("0123456789abcdef0123456789ABCDEF");
4330 /* This is constant on most architectures, a global on OS/2 */
4332 EXTCONST char PL_sh_path[]
4333 INIT(SH_PATH); /* full path of shell */
4337 EXTCONST char PL_cshname[]
4339 # define PL_cshlen (sizeof(CSH "") - 1)
4342 /* These are baked at compile time into any shared perl library.
4343 In future releases this will allow us in main() to sanity test the
4344 library we're linking against. */
4346 EXTCONST U8 PL_revision
4347 INIT(PERL_REVISION);
4348 EXTCONST U8 PL_version
4350 EXTCONST U8 PL_subversion
4351 INIT(PERL_SUBVERSION);
4353 EXTCONST char PL_uuemap[65]
4354 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4357 EXTCONST char PL_uudmap[256] =
4359 # include "uuudmap.h"
4361 # include "uudmap.h"
4364 EXTCONST char PL_bitcount[256] =
4366 # include "ubitcount.h"
4368 # include "bitcount.h"
4371 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4372 EXTCONST int PL_sig_num[] = { SIG_NUM };
4374 EXTCONST char PL_uudmap[256];
4375 EXTCONST char PL_bitcount[256];
4376 EXTCONST char* const PL_sig_name[];
4377 EXTCONST int PL_sig_num[];
4380 /* fast conversion and case folding tables. The folding tables complement the
4381 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4382 * folds such as outside the range or to multiple characters. */
4387 /* The EBCDIC fold table depends on the code page, and hence is found in
4390 EXTCONST unsigned char PL_fold[] = {
4391 0, 1, 2, 3, 4, 5, 6, 7,
4392 8, 9, 10, 11, 12, 13, 14, 15,
4393 16, 17, 18, 19, 20, 21, 22, 23,
4394 24, 25, 26, 27, 28, 29, 30, 31,
4395 32, 33, 34, 35, 36, 37, 38, 39,
4396 40, 41, 42, 43, 44, 45, 46, 47,
4397 48, 49, 50, 51, 52, 53, 54, 55,
4398 56, 57, 58, 59, 60, 61, 62, 63,
4399 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4400 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4401 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4402 'x', 'y', 'z', 91, 92, 93, 94, 95,
4403 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4404 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4405 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4406 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4407 128, 129, 130, 131, 132, 133, 134, 135,
4408 136, 137, 138, 139, 140, 141, 142, 143,
4409 144, 145, 146, 147, 148, 149, 150, 151,
4410 152, 153, 154, 155, 156, 157, 158, 159,
4411 160, 161, 162, 163, 164, 165, 166, 167,
4412 168, 169, 170, 171, 172, 173, 174, 175,
4413 176, 177, 178, 179, 180, 181, 182, 183,
4414 184, 185, 186, 187, 188, 189, 190, 191,
4415 192, 193, 194, 195, 196, 197, 198, 199,
4416 200, 201, 202, 203, 204, 205, 206, 207,
4417 208, 209, 210, 211, 212, 213, 214, 215,
4418 216, 217, 218, 219, 220, 221, 222, 223,
4419 224, 225, 226, 227, 228, 229, 230, 231,
4420 232, 233, 234, 235, 236, 237, 238, 239,
4421 240, 241, 242, 243, 244, 245, 246, 247,
4422 248, 249, 250, 251, 252, 253, 254, 255
4424 EXTCONST unsigned char PL_fold_latin1[] = {
4425 /* Full latin1 complement folding, except for three problematic code points:
4426 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4427 * fold complements outside the Latin1 range, so can't match something
4428 * that isn't in utf8.
4429 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4430 * not one, so can't be represented in this table.
4432 * All have to be specially handled */
4433 0, 1, 2, 3, 4, 5, 6, 7,
4434 8, 9, 10, 11, 12, 13, 14, 15,
4435 16, 17, 18, 19, 20, 21, 22, 23,
4436 24, 25, 26, 27, 28, 29, 30, 31,
4437 32, 33, 34, 35, 36, 37, 38, 39,
4438 40, 41, 42, 43, 44, 45, 46, 47,
4439 48, 49, 50, 51, 52, 53, 54, 55,
4440 56, 57, 58, 59, 60, 61, 62, 63,
4441 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4442 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4443 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4444 'x', 'y', 'z', 91, 92, 93, 94, 95,
4445 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4446 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4447 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4448 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4449 128, 129, 130, 131, 132, 133, 134, 135,
4450 136, 137, 138, 139, 140, 141, 142, 143,
4451 144, 145, 146, 147, 148, 149, 150, 151,
4452 152, 153, 154, 155, 156, 157, 158, 159,
4453 160, 161, 162, 163, 164, 165, 166, 167,
4454 168, 169, 170, 171, 172, 173, 174, 175,
4455 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4456 184, 185, 186, 187, 188, 189, 190, 191,
4457 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4458 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4459 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4460 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4461 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4462 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4463 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4464 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4465 255 /* y with diaeresis */
4467 #endif /* !EBCDIC, but still in DOINIT */
4469 /* If these tables are accessed through ebcdic, the access will be converted to
4471 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4472 0, 1, 2, 3, 4, 5, 6, 7,
4473 8, 9, 10, 11, 12, 13, 14, 15,
4474 16, 17, 18, 19, 20, 21, 22, 23,
4475 24, 25, 26, 27, 28, 29, 30, 31,
4476 32, 33, 34, 35, 36, 37, 38, 39,
4477 40, 41, 42, 43, 44, 45, 46, 47,
4478 48, 49, 50, 51, 52, 53, 54, 55,
4479 56, 57, 58, 59, 60, 61, 62, 63,
4480 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4481 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4482 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4483 'x', 'y', 'z', 91, 92, 93, 94, 95,
4484 96, 97, 98, 99, 100, 101, 102, 103,
4485 104, 105, 106, 107, 108, 109, 110, 111,
4486 112, 113, 114, 115, 116, 117, 118, 119,
4487 120, 121, 122, 123, 124, 125, 126, 127,
4488 128, 129, 130, 131, 132, 133, 134, 135,
4489 136, 137, 138, 139, 140, 141, 142, 143,
4490 144, 145, 146, 147, 148, 149, 150, 151,
4491 152, 153, 154, 155, 156, 157, 158, 159,
4492 160, 161, 162, 163, 164, 165, 166, 167,
4493 168, 169, 170, 171, 172, 173, 174, 175,
4494 176, 177, 178, 179, 180, 181, 182, 183,
4495 184, 185, 186, 187, 188, 189, 190, 191,
4496 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4497 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4498 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4499 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4500 224, 225, 226, 227, 228, 229, 230, 231,
4501 232, 233, 234, 235, 236, 237, 238, 239,
4502 240, 241, 242, 243, 244, 245, 246, 247,
4503 248, 249, 250, 251, 252, 253, 254, 255
4506 /* upper and title case of latin1 characters, modified so that the three tricky
4507 * ones are mapped to 255 (which is one of the three) */
4508 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4509 0, 1, 2, 3, 4, 5, 6, 7,
4510 8, 9, 10, 11, 12, 13, 14, 15,
4511 16, 17, 18, 19, 20, 21, 22, 23,
4512 24, 25, 26, 27, 28, 29, 30, 31,
4513 32, 33, 34, 35, 36, 37, 38, 39,
4514 40, 41, 42, 43, 44, 45, 46, 47,
4515 48, 49, 50, 51, 52, 53, 54, 55,
4516 56, 57, 58, 59, 60, 61, 62, 63,
4517 64, 65, 66, 67, 68, 69, 70, 71,
4518 72, 73, 74, 75, 76, 77, 78, 79,
4519 80, 81, 82, 83, 84, 85, 86, 87,
4520 88, 89, 90, 91, 92, 93, 94, 95,
4521 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4522 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4523 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4524 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4525 128, 129, 130, 131, 132, 133, 134, 135,
4526 136, 137, 138, 139, 140, 141, 142, 143,
4527 144, 145, 146, 147, 148, 149, 150, 151,
4528 152, 153, 154, 155, 156, 157, 158, 159,
4529 160, 161, 162, 163, 164, 165, 166, 167,
4530 168, 169, 170, 171, 172, 173, 174, 175,
4531 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4532 184, 185, 186, 187, 188, 189, 190, 191,
4533 192, 193, 194, 195, 196, 197, 198, 199,
4534 200, 201, 202, 203, 204, 205, 206, 207,
4535 208, 209, 210, 211, 212, 213, 214, 215,
4536 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4537 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4538 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4539 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4540 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4542 #else /* ! DOINIT */
4544 EXTCONST unsigned char PL_fold[];
4545 EXTCONST unsigned char PL_fold_latin1[];
4547 EXTCONST unsigned char PL_mod_latin1_uc[];
4548 EXTCONST unsigned char PL_latin1_lc[];
4551 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4553 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4554 0, 1, 2, 3, 4, 5, 6, 7,
4555 8, 9, 10, 11, 12, 13, 14, 15,
4556 16, 17, 18, 19, 20, 21, 22, 23,
4557 24, 25, 26, 27, 28, 29, 30, 31,
4558 32, 33, 34, 35, 36, 37, 38, 39,
4559 40, 41, 42, 43, 44, 45, 46, 47,
4560 48, 49, 50, 51, 52, 53, 54, 55,
4561 56, 57, 58, 59, 60, 61, 62, 63,
4562 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4563 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4564 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4565 'x', 'y', 'z', 91, 92, 93, 94, 95,
4566 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4567 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4568 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4569 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4570 128, 129, 130, 131, 132, 133, 134, 135,
4571 136, 137, 138, 139, 140, 141, 142, 143,
4572 144, 145, 146, 147, 148, 149, 150, 151,
4573 152, 153, 154, 155, 156, 157, 158, 159,
4574 160, 161, 162, 163, 164, 165, 166, 167,
4575 168, 169, 170, 171, 172, 173, 174, 175,
4576 176, 177, 178, 179, 180, 181, 182, 183,
4577 184, 185, 186, 187, 188, 189, 190, 191,
4578 192, 193, 194, 195, 196, 197, 198, 199,
4579 200, 201, 202, 203, 204, 205, 206, 207,
4580 208, 209, 210, 211, 212, 213, 214, 215,
4581 216, 217, 218, 219, 220, 221, 222, 223,
4582 224, 225, 226, 227, 228, 229, 230, 231,
4583 232, 233, 234, 235, 236, 237, 238, 239,
4584 240, 241, 242, 243, 244, 245, 246, 247,
4585 248, 249, 250, 251, 252, 253, 254, 255
4588 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4590 #endif /* !PERL_GLOBAL_STRUCT */
4594 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4595 1, 2, 84, 151, 154, 155, 156, 157,
4596 165, 246, 250, 3, 158, 7, 18, 29,
4597 40, 51, 62, 73, 85, 96, 107, 118,
4598 129, 140, 147, 148, 149, 150, 152, 153,
4599 255, 6, 8, 9, 10, 11, 12, 13,
4600 14, 15, 24, 25, 26, 27, 28, 226,
4601 29, 30, 31, 32, 33, 43, 44, 45,
4602 46, 47, 48, 49, 50, 76, 77, 78,
4603 79, 80, 81, 82, 83, 84, 85, 86,
4604 87, 94, 95, 234, 181, 233, 187, 190,
4605 180, 96, 97, 98, 99, 100, 101, 102,
4606 104, 112, 182, 174, 236, 232, 229, 103,
4607 228, 226, 114, 115, 116, 117, 118, 119,
4608 120, 121, 122, 235, 176, 230, 194, 162,
4609 130, 131, 132, 133, 134, 135, 136, 137,
4610 138, 139, 201, 205, 163, 217, 220, 224,
4611 5, 248, 227, 244, 242, 255, 241, 231,
4612 240, 253, 16, 197, 19, 20, 21, 187,
4613 23, 169, 210, 245, 237, 249, 247, 239,
4614 168, 252, 34, 196, 36, 37, 38, 39,
4615 41, 42, 251, 254, 238, 223, 221, 213,
4616 225, 177, 52, 53, 54, 55, 56, 57,
4617 58, 59, 60, 61, 63, 64, 65, 66,
4618 67, 68, 69, 70, 71, 72, 74, 75,
4619 205, 208, 186, 202, 200, 218, 198, 179,
4620 178, 214, 88, 89, 90, 91, 92, 93,
4621 217, 166, 170, 207, 199, 209, 206, 204,
4622 160, 212, 105, 106, 108, 109, 110, 111,
4623 203, 113, 216, 215, 192, 175, 193, 243,
4624 172, 161, 123, 124, 125, 126, 127, 128,
4625 222, 219, 211, 195, 188, 193, 185, 184,
4626 191, 183, 141, 142, 143, 144, 145, 146
4628 #else /* ascii rather than ebcdic */
4629 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4630 1, 2, 84, 151, 154, 155, 156, 157,
4631 165, 246, 250, 3, 158, 7, 18, 29,
4632 40, 51, 62, 73, 85, 96, 107, 118,
4633 129, 140, 147, 148, 149, 150, 152, 153,
4634 255, 182, 224, 205, 174, 176, 180, 217,
4635 233, 232, 236, 187, 235, 228, 234, 226,
4636 222, 219, 211, 195, 188, 193, 185, 184,
4637 191, 183, 201, 229, 181, 220, 194, 162,
4638 163, 208, 186, 202, 200, 218, 198, 179,
4639 178, 214, 166, 170, 207, 199, 209, 206,
4640 204, 160, 212, 216, 215, 192, 175, 173,
4641 243, 172, 161, 190, 203, 189, 164, 230,
4642 167, 248, 227, 244, 242, 255, 241, 231,
4643 240, 253, 169, 210, 245, 237, 249, 247,
4644 239, 168, 252, 251, 254, 238, 223, 221,
4645 213, 225, 177, 197, 171, 196, 159, 4,
4646 5, 6, 8, 9, 10, 11, 12, 13,
4647 14, 15, 16, 17, 19, 20, 21, 22,
4648 23, 24, 25, 26, 27, 28, 30, 31,
4649 32, 33, 34, 35, 36, 37, 38, 39,
4650 41, 42, 43, 44, 45, 46, 47, 48,
4651 49, 50, 52, 53, 54, 55, 56, 57,
4652 58, 59, 60, 61, 63, 64, 65, 66,
4653 67, 68, 69, 70, 71, 72, 74, 75,
4654 76, 77, 78, 79, 80, 81, 82, 83,
4655 86, 87, 88, 89, 90, 91, 92, 93,
4656 94, 95, 97, 98, 99, 100, 101, 102,
4657 103, 104, 105, 106, 108, 109, 110, 111,
4658 112, 113, 114, 115, 116, 117, 119, 120,
4659 121, 122, 123, 124, 125, 126, 127, 128,
4660 130, 131, 132, 133, 134, 135, 136, 137,
4661 138, 139, 141, 142, 143, 144, 145, 146
4665 EXTCONST unsigned char PL_freq[];
4668 /* Although only used for debugging, these constants must be available in
4669 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4670 * which has DEBUGGING enabled always */
4672 EXTCONST char* const PL_block_type[] = {
4687 EXTCONST char* PL_block_type[];
4690 /* These are all the compile time options that affect binary compatibility.
4691 Other compile time options that are binary compatible are in perl.c
4692 Both are combined for the output of perl -V
4693 However, this string will be embedded in any shared perl library, which will
4694 allow us add a comparison check in perlmain.c in the near future. */
4696 EXTCONST char PL_bincompat_options[] =
4697 # ifdef DEBUG_LEAKING_SCALARS
4698 " DEBUG_LEAKING_SCALARS"
4700 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4701 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4703 # ifdef FAKE_THREADS
4712 # ifdef HAVE_INTERP_INTERN
4713 " HAVE_INTERP_INTERN"
4715 # ifdef MULTIPLICITY
4721 # ifdef PERLIO_LAYERS
4724 # ifdef PERL_DEBUG_READONLY_OPS
4725 " PERL_DEBUG_READONLY_OPS"
4727 # ifdef PERL_GLOBAL_STRUCT
4728 " PERL_GLOBAL_STRUCT"
4730 # ifdef PERL_IMPLICIT_CONTEXT
4731 " PERL_IMPLICIT_CONTEXT"
4733 # ifdef PERL_IMPLICIT_SYS
4734 " PERL_IMPLICIT_SYS"
4742 # ifdef PERL_NEED_APPCTX
4745 # ifdef PERL_NEED_TIMESBASE
4746 " PERL_NEED_TIMESBASE"
4748 # ifdef PERL_OLD_COPY_ON_WRITE
4749 " PERL_OLD_COPY_ON_WRITE"
4751 # ifdef PERL_NEW_COPY_ON_WRITE
4752 " PERL_NEW_COPY_ON_WRITE"
4757 # ifdef PERL_SAWAMPERSAND
4758 " PERL_SAWAMPERSAND"
4760 # ifdef PERL_TRACK_MEMPOOL
4761 " PERL_TRACK_MEMPOOL"
4763 # ifdef PERL_USES_PL_PIDSTATUS
4764 " PERL_USES_PL_PIDSTATUS"
4766 # ifdef USE_64_BIT_ALL
4769 # ifdef USE_64_BIT_INT
4775 # ifdef USE_ITHREADS
4778 # ifdef USE_LARGE_FILES
4781 # ifdef USE_LOCALE_COLLATE
4782 " USE_LOCALE_COLLATE"
4784 # ifdef USE_LOCALE_NUMERIC
4785 " USE_LOCALE_NUMERIC"
4787 # ifdef USE_LONG_DOUBLE
4793 # ifdef USE_REENTRANT_API
4794 " USE_REENTRANT_API"
4802 # ifdef VMS_DO_SOCKETS
4805 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4806 " VMS_SHORTEN_LONG_SYMBOLS"
4808 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4809 " VMS_SYMBOL_CASE_AS_IS"
4813 EXTCONST char PL_bincompat_options[];
4816 #ifndef PERL_SET_PHASE
4817 # define PERL_SET_PHASE(new_phase) \
4818 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4819 PL_phase = new_phase;
4822 /* The interpreter phases. If these ever change, PL_phase_names right below will
4823 * need to be updated accordingly. */
4825 PERL_PHASE_CONSTRUCT = 0,
4826 PERL_PHASE_START = 1,
4827 PERL_PHASE_CHECK = 2,
4828 PERL_PHASE_INIT = 3,
4831 PERL_PHASE_DESTRUCT = 6
4835 EXTCONST char *const PL_phase_names[] = {
4845 EXTCONST char *const PL_phase_names[];
4849 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4850 * instead of using the newer PL_phase, which provides everything PL_dirty
4851 * provided, and more. */
4852 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4854 # define PL_amagic_generation PL_na
4855 #endif /* !PERL_CORE */
4859 /*****************************************************************************/
4860 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4861 /*****************************************************************************/
4862 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4865 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4874 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4885 XTERMORDORDOR /* evil hack */
4886 /* update exp_name[] in toke.c if adding to this enum */
4889 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4890 special and there is no need for HINT_PRIVATE_MASK for COPs
4891 However, bitops store HINT_INTEGER in their op_private. */
4892 #define HINT_INTEGER 0x00000001 /* integer pragma */
4893 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4894 #define HINT_LOCALE 0x00000004 /* locale pragma */
4895 #define HINT_BYTES 0x00000008 /* bytes pragma */
4896 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4898 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4899 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4900 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4902 #define HINT_BLOCK_SCOPE 0x00000100
4903 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
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