3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
33 # ifndef USE_CROSS_COMPILE
40 /* See L<perlguts/"The Perl API"> for detailed notes on
41 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
43 /* Note that from here --> to <-- the same logic is
44 * repeated in makedef.pl, so be certain to update
45 * both places when editing. */
48 # if !defined(MULTIPLICITY)
53 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
54 # ifndef PERL_GLOBAL_STRUCT
55 # define PERL_GLOBAL_STRUCT
59 #ifdef PERL_GLOBAL_STRUCT
66 # ifndef PERL_IMPLICIT_CONTEXT
67 # define PERL_IMPLICIT_CONTEXT
71 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
77 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
84 # include "symbian/symbian_proto.h"
87 /* Any stack-challenged places. The limit varies (and often
88 * is configurable), but using more than a kilobyte of stack
89 * is usually dubious in these systems. */
90 #if defined(__SYMBIAN32__)
91 /* Symbian: need to work around the SDK features. *
92 * On WINS: MS VC5 generates calls to _chkstk, *
93 * if a "large" stack frame is allocated. *
94 * gcc on MARM does not generate calls like these. */
95 # define USE_HEAP_INSTEAD_OF_STACK
98 #/* Use the reentrant APIs like localtime_r and getpwent_r */
99 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
100 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
101 # define USE_REENTRANT_API
104 /* <--- here ends the logic shared by perl.h and makedef.pl */
107 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
108 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
109 * __bsdi__ for BSD/OS
111 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
117 #undef START_EXTERN_C
121 # define START_EXTERN_C extern "C" {
122 # define END_EXTERN_C }
123 # define EXTERN_C extern "C"
125 # define START_EXTERN_C
126 # define END_EXTERN_C
127 # define EXTERN_C extern
130 /* Fallback definitions in case we don't have definitions from config.h.
131 This should only matter for systems that don't use Configure and
132 haven't been modified to define PERL_STATIC_INLINE yet.
134 #if !defined(PERL_STATIC_INLINE)
135 # ifdef HAS_STATIC_INLINE
136 # define PERL_STATIC_INLINE static inline
138 # define PERL_STATIC_INLINE static
142 #ifdef PERL_GLOBAL_STRUCT
143 # ifndef PERL_GET_VARS
144 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
145 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
146 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
147 # ifndef PERLIO_FUNCS_CONST
148 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
151 # define PERL_GET_VARS() PL_VarsPtr
156 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
158 #ifdef PERL_GLOBAL_STRUCT
159 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
164 #ifdef PERL_IMPLICIT_CONTEXT
165 # ifndef MULTIPLICITY
166 # define MULTIPLICITY
168 # define tTHX PerlInterpreter*
169 # define pTHX tTHX my_perl PERL_UNUSED_DECL
170 # define aTHX my_perl
171 # define aTHXa(a) aTHX = (tTHX)a
172 # ifdef PERL_GLOBAL_STRUCT
173 # define dTHXa(a) dVAR; pTHX = (tTHX)a
175 # define dTHXa(a) pTHX = (tTHX)a
177 # ifdef PERL_GLOBAL_STRUCT
178 # define dTHX dVAR; pTHX = PERL_GET_THX
180 # define dTHX pTHX = PERL_GET_THX
193 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
194 # define PERL_TRACK_MEMPOOL
197 # undef PERL_TRACK_MEMPOOL
200 #define STATIC static
203 /* Do not use these macros. They were part of PERL_OBJECT, which was an
204 * implementation of multiplicity using C++ objects. They have been left
205 * here solely for the sake of XS code which has incorrectly
208 #define CPERLscope(x) x
209 #define CPERLarg void
212 #define PERL_OBJECT_THIS
213 #define _PERL_OBJECT_THIS
214 #define PERL_OBJECT_THIS_
215 #define CALL_FPTR(fptr) (*fptr)
216 #define MEMBER_TO_FPTR(name) name
217 #endif /* !PERL_CORE */
219 #define CALLRUNOPS PL_runops
221 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
223 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
224 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
225 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
226 (strbeg),(minend),(screamer),(data),(flags))
227 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
228 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
229 (strend),(flags),(data))
230 #define CALLREG_INTUIT_STRING(prog) \
231 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
233 #define CALLREGFREE(prog) \
234 Perl_pregfree(aTHX_ (prog))
236 #define CALLREGFREE_PVT(prog) \
237 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
239 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
240 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
242 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
243 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
245 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
246 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
248 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
249 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
251 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
252 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
254 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
255 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
257 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
258 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
260 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
263 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
264 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
266 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
267 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
269 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
272 #define CALLREG_NAMED_BUFF_COUNT(rx) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
275 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
276 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
278 #define CALLREG_PACKAGE(rx) \
279 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
281 #if defined(USE_ITHREADS)
282 #define CALLREGDUPE(prog,param) \
283 Perl_re_dup(aTHX_ (prog),(param))
285 #define CALLREGDUPE_PVT(prog,param) \
286 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
295 * Because of backward compatibility reasons the PERL_UNUSED_DECL
296 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
298 * Note that there are C compilers such as MetroWerks CodeWarrior
299 * which do not have an "inlined" way (like the gcc __attribute__) of
300 * marking unused variables (they need e.g. a #pragma) and therefore
301 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
302 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
306 #if defined(__SYMBIAN32__) && defined(__GNUC__)
308 # define PERL_UNUSED_DECL
310 # define PERL_UNUSED_DECL __attribute__((unused))
314 #ifndef PERL_UNUSED_DECL
315 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
316 # define PERL_UNUSED_DECL __attribute__unused__
318 # define PERL_UNUSED_DECL
323 * for silencing unused variables that are actually used most of the time,
324 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
326 #ifndef PERL_UNUSED_ARG
327 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
329 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
331 # define PERL_UNUSED_ARG(x) ((void)x)
334 #ifndef PERL_UNUSED_VAR
335 # define PERL_UNUSED_VAR(x) ((void)x)
339 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
341 # define PERL_UNUSED_CONTEXT
344 #define NOOP /*EMPTY*/(void)0
345 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
346 check in of thread.h, explaining why we need dNOOP at all: */
347 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
348 /* Declaring a *function*, instead of a variable, ensures that we don't rely
349 on being able to suppress "unused" warnings. */
351 #define dNOOP (void)0
353 #define dNOOP extern int Perl___notused(void)
357 /* Don't bother defining tTHX and sTHX; using them outside
358 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
364 # define aTHXa(a) NOOP
365 # define dTHXa(a) dNOOP
382 /* these are only defined for compatibility; should not be used internally */
383 #if !defined(pTHXo) && !defined(PERL_CORE)
385 # define pTHXo_ pTHX_
387 # define aTHXo_ aTHX_
389 # define dTHXoa(x) dTHXa(x)
393 # define pTHXx PerlInterpreter *my_perl
394 # define pTHXx_ pTHXx,
395 # define aTHXx my_perl
396 # define aTHXx_ aTHXx,
400 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
401 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
402 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
403 #ifdef PERL_IMPLICIT_SYS
404 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
405 # define dTHXs dVAR; dTHX
410 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
417 /* Some platforms require marking function declarations
418 * for them to be exportable. Used in perlio.h, proto.h
419 * is handled either by the makedef.pl or by defining the
420 * PERL_CALLCONV to be something special. See also the
421 * definition of XS() in XSUB.h. */
422 #ifndef PERL_EXPORT_C
424 # define PERL_EXPORT_C extern "C"
426 # define PERL_EXPORT_C extern
429 #ifndef PERL_XS_EXPORT_C
431 # define PERL_XS_EXPORT_C extern "C"
433 # define PERL_XS_EXPORT_C
437 #ifdef OP_IN_REGISTER
439 # define stringify_immed(s) #s
440 # define stringify(s) stringify_immed(s)
441 struct op *Perl_op asm(stringify(OP_IN_REGISTER));
445 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
446 * g++ allows them but seems to have problems with them
447 * (insane errors ensue).
448 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
450 #if defined(PERL_GCC_PEDANTIC) || \
451 (defined(__GNUC__) && defined(__cplusplus) && \
452 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
453 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
454 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
458 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
459 # ifndef PERL_USE_GCC_BRACE_GROUPS
460 # define PERL_USE_GCC_BRACE_GROUPS
465 * STMT_START { statements; } STMT_END;
466 * can be used as a single statement, as in
467 * if (x) STMT_START { ... } STMT_END; else ...
469 * Trying to select a version that gives no warnings...
471 #if !(defined(STMT_START) && defined(STMT_END))
472 # ifdef PERL_USE_GCC_BRACE_GROUPS
473 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
476 /* Now which other defined()s do we need here ??? */
477 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
478 # define STMT_START if (1)
479 # define STMT_END else (void)0
481 # define STMT_START do
482 # define STMT_END while (0)
487 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
488 # define BYTEORDER 0x1234
491 /* Overall memory policy? */
496 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
503 * The following contortions are brought to you on behalf of all the
504 * standards, semi-standards, de facto standards, not-so-de-facto standards
505 * of the world, as well as all the other botches anyone ever thought of.
506 * The basic theory is that if we work hard enough here, the rest of the
507 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
510 /* define this once if either system, instead of cluttering up the src */
511 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
515 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
516 # define STANDARD_C 1
519 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
520 # define DONT_DECLARE_STD 1
523 #if defined(HASVOLATILE) || defined(STANDARD_C)
524 # define VOL volatile
529 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
530 * you get a perl without taint support, but doubtlessly with a lesser
531 * degree of support. Do not do so unless you know exactly what it means
532 * technically, have a good reason to do so, and know exactly how the
533 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
534 * a potential security risk due to flat out ignoring the security-relevant
535 * taint flags. This being said, a perl without taint support compiled in
536 * has marginal run-time performance benefits.
537 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
538 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
539 * silently ignores -t/-T instead of throwing an exception.
541 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
542 * voids your nonexistent warranty!
544 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
545 # define NO_TAINT_SUPPORT 1
548 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
549 * operations into no-ops for a very modest speed-up. Enable only if you
550 * know what you're doing: tests and CPAN modules' tests are bound to fail.
554 # define TAINT_NOT NOOP
555 # define TAINT_IF(c) NOOP
556 # define TAINT_ENV() NOOP
557 # define TAINT_PROPER(s) NOOP
558 # define TAINT_set(s) NOOP
560 # define TAINTING_get 0
561 # define TAINTING_set(s) NOOP
562 # define TAINT_WARN_get 0
563 # define TAINT_WARN_set(s) NOOP
565 # define TAINT (PL_tainted = TRUE)
566 # define TAINT_NOT (PL_tainted = FALSE)
567 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
568 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
569 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
570 # define TAINT_set(s) (PL_tainted = (s))
571 # define TAINT_get (PL_tainted)
572 # define TAINTING_get (PL_tainting)
573 # define TAINTING_set(s) (PL_tainting = (s))
574 # define TAINT_WARN_get (PL_taint_warn)
575 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
578 /* flags used internally only within pp_subst and pp_substcont */
580 # define SUBST_TAINT_STR 1 /* string tainted */
581 # define SUBST_TAINT_PAT 2 /* pattern tainted */
582 # define SUBST_TAINT_REPL 4 /* replacement tainted */
583 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
584 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
587 /* XXX All process group stuff is handled in pp_sys.c. Should these
588 defines move there? If so, I could simplify this a lot. --AD 9/96.
590 /* Process group stuff changed from traditional BSD to POSIX.
591 perlfunc.pod documents the traditional BSD-style syntax, so we'll
592 try to preserve that, if possible.
595 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
597 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
598 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
600 # ifdef HAS_SETPGRP2 /* DG/UX */
601 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
605 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
606 # define HAS_SETPGRP /* Well, effectively it does . . . */
609 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
610 our life easier :-) so we'll try it.
613 # define BSD_GETPGRP(pid) getpgid((pid))
615 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
616 # define BSD_GETPGRP(pid) getpgrp((pid))
618 # ifdef HAS_GETPGRP2 /* DG/UX */
619 # define BSD_GETPGRP(pid) getpgrp2((pid))
623 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
624 # define HAS_GETPGRP /* Well, effectively it does . . . */
627 /* These are not exact synonyms, since setpgrp() and getpgrp() may
628 have different behaviors, but perl.h used to define USE_BSDPGRP
629 (prior to 5.003_05) so some extension might depend on it.
631 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
637 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
638 pthread.h must be included before all other header files.
640 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
641 # include <pthread.h>
644 #ifndef _TYPES_ /* If types.h defines this it's easy. */
645 # ifndef major /* Does everyone's types.h define this? */
646 # include <sys/types.h>
660 # include <varargs.h>
664 #ifdef USE_NEXT_CTYPE
666 #if NX_CURRENT_COMPILER_RELEASE >= 500
667 # include <bsd/ctypes.h>
669 # if NX_CURRENT_COMPILER_RELEASE >= 400
670 # include <objc/NXCType.h>
671 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
672 # include <appkit/NXCType.h>
673 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
674 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
676 #else /* !USE_NEXT_CTYPE */
678 #endif /* USE_NEXT_CTYPE */
680 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
692 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
694 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
696 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
697 && defined(HAS_STRXFRM)
698 # define USE_LOCALE_COLLATE
700 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
701 # define USE_LOCALE_CTYPE
703 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
704 # define USE_LOCALE_NUMERIC
706 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
707 # define USE_LOCALE_MESSAGES
709 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
710 # define USE_LOCALE_MONETARY
712 #endif /* !NO_LOCALE && HAS_SETLOCALE */
717 # ifdef PARAM_NEEDS_TYPES
718 # include <sys/types.h>
720 # include <sys/param.h>
723 /* Use all the "standard" definitions? */
724 #if defined(STANDARD_C) && defined(I_STDLIB)
728 /* If this causes problems, set i_unistd=undef in the hint file. */
735 # include <sys/wait.h>
739 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
742 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
743 EXTERN_C int syscall(int, ...);
746 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
747 EXTERN_C int usleep(unsigned int);
752 /* macros for correct constant construction */
754 # define U16_CONST(x) ((U16)x##U)
756 # define U16_CONST(x) ((U16)x##UL)
760 # define U32_CONST(x) ((U32)x##U)
762 # define U32_CONST(x) ((U32)x##UL)
767 # define U64_CONST(x) ((U64)x##U)
769 # define U64_CONST(x) ((U64)x##UL)
770 # elif QUADKIND == QUAD_IS_LONG_LONG
771 # define U64_CONST(x) ((U64)x##ULL)
772 # elif QUADKIND == QUAD_IS___INT64
773 # define U64_CONST(x) ((U64)x##UI64)
774 # else /* best guess we can make */
775 # define U64_CONST(x) ((U64)x##UL)
779 /* byte-swapping functions for big-/little-endian conversion */
780 # define _swab_16_(x) ((U16)( \
781 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
782 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
784 # define _swab_32_(x) ((U32)( \
785 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
786 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
787 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
788 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
791 # define _swab_64_(x) ((U64)( \
792 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
793 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
794 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
795 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
796 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
797 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
798 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
799 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
802 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
803 at least on FreeBSD. YMMV, so experiment. */
804 #ifndef PERL_ARENA_SIZE
805 #define PERL_ARENA_SIZE 4080
808 /* Maximum level of recursion */
809 #ifndef PERL_SUB_DEPTH_WARN
810 #define PERL_SUB_DEPTH_WARN 100
813 #endif /* PERL_CORE */
815 /* We no longer default to creating a new SV for GvSV.
816 Do this before embed. */
817 #ifndef PERL_CREATE_GVSV
818 # ifndef PERL_DONT_CREATE_GVSV
819 # define PERL_DONT_CREATE_GVSV
823 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
824 #define PERL_USES_PL_PIDSTATUS
827 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
828 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
831 #define MEM_SIZE Size_t
833 /* Round all values passed to malloc up, by default to a multiple of
836 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
837 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
840 /* sv_grow() will expand strings by at least a certain percentage of
841 the previously *used* length to avoid excessive calls to realloc().
842 The default is 25% of the current length.
844 #ifndef PERL_STRLEN_EXPAND_SHIFT
845 # define PERL_STRLEN_EXPAND_SHIFT 2
848 #if defined(STANDARD_C) && defined(I_STDDEF)
850 # define STRUCT_OFFSET(s,m) offsetof(s,m)
852 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
855 #ifndef __SYMBIAN32__
856 # if defined(I_STRING) || defined(__cplusplus)
859 # include <strings.h>
863 /* This comes after <stdlib.h> so we don't try to change the standard
864 * library prototypes; we'll use our own in proto.h instead. */
867 # ifdef PERL_POLLUTE_MALLOC
868 # ifndef PERL_EXTMALLOC_DEF
869 # define Perl_malloc malloc
870 # define Perl_calloc calloc
871 # define Perl_realloc realloc
872 # define Perl_mfree free
875 # define EMBEDMYMALLOC /* for compatibility */
878 # define safemalloc Perl_malloc
879 # define safecalloc Perl_calloc
880 # define saferealloc Perl_realloc
881 # define safefree Perl_mfree
882 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
883 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
886 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
887 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
888 # define panic_write2(s) write(2, s, strlen(s))
889 # define CHECK_MALLOC_TAINT(newval) \
890 CHECK_MALLOC_TOO_LATE_FOR_( \
892 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
894 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
895 if (doing_taint(argc,argv,env)) { \
896 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
899 # define safemalloc safesysmalloc
900 # define safecalloc safesyscalloc
901 # define saferealloc safesysrealloc
902 # define safefree safesysfree
903 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
904 # define CHECK_MALLOC_TAINT(newval) ((void)0)
905 # define MALLOC_CHECK_TAINT(argc,argv,env)
906 #endif /* MYMALLOC */
908 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
909 #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)
910 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
911 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
912 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
914 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
916 #define strrchr rindex
924 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
926 extern char * memcpy (char*, char*, int);
932 # define memcpy(d,s,l) bcopy(s,d,l)
934 # define memcpy(d,s,l) my_bcopy(s,d,l)
937 #endif /* HAS_MEMCPY */
940 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
942 extern char *memset (char*, int, int);
947 # define memset(d,c,l) my_memset(d,c,l)
948 #endif /* HAS_MEMSET */
950 #if !defined(HAS_MEMMOVE) && !defined(memmove)
951 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
952 # define memmove(d,s,l) bcopy(s,d,l)
954 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
955 # define memmove(d,s,l) memcpy(d,s,l)
957 # define memmove(d,s,l) my_bcopy(s,d,l)
962 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
966 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
967 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
969 extern int memcmp (char*, char*, int);
973 # pragma function(memcmp)
977 # define memcmp my_memcmp
979 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
983 # define memzero(d,l) memset(d,0,l)
986 # define memzero(d,l) bzero(d,l)
988 # define memzero(d,l) my_bzero(d,l)
996 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1003 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1005 #endif /* !HAS_BCMP */
1008 # include <netinet/in.h>
1012 # include <arpa/inet.h>
1015 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1016 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1017 * (the neo-BSD seem to do this). */
1022 # include <sys/stat.h>
1025 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1026 This definition should ideally go into win32/win32.h, but S_IFIFO is
1027 used later here in perl.h before win32/win32.h is being included. */
1028 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1029 # define S_IFIFO _S_IFIFO
1032 /* The stat macros for Unisoft System V/88 (and derivatives
1033 like UTekV) are broken, sometimes giving false positives. Undefine
1034 them here and let the code below set them to proper values.
1036 The ghs macro stands for GreenHills Software C-1.8.5 which
1037 is the C compiler for sysV88 and the various derivatives.
1038 This header file bug is corrected in gcc-2.5.8 and later versions.
1039 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1041 #if defined(m88k) && defined(ghs)
1055 # ifdef I_SYS_TIME_KERNEL
1058 # include <sys/time.h>
1059 # ifdef I_SYS_TIME_KERNEL
1064 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1065 # include <sys/times.h>
1068 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1069 # undef HAS_STRERROR
1074 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1075 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1078 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1079 * This is important for using IPv6.
1080 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1081 * a bad idea since it breaks send() and recv(). */
1082 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1083 # define _SOCKADDR_LEN
1086 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1087 # include <sys/socket.h>
1088 # if defined(USE_SOCKS) && defined(I_SOCKS)
1089 # if !defined(INCLUDE_PROTOTYPES)
1090 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1091 # define PERL_SOCKS_NEED_PROTOTYPES
1094 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1095 # undef INCLUDE_PROTOTYPES
1096 # undef PERL_SOCKS_NEED_PROTOTYPES
1107 # include <net/errno.h>
1112 /* sockatmark() is so new (2001) that many places might have it hidden
1113 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1114 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1115 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1116 # if defined(__THROW) && defined(__GLIBC__)
1117 int sockatmark(int) __THROW;
1119 int sockatmark(int);
1123 #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. */
1124 EXTERN_C int fchdir(int);
1125 EXTERN_C int flock(int, int);
1126 EXTERN_C int fseeko(FILE *, off_t, int);
1127 EXTERN_C off_t ftello(FILE *);
1130 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1131 EXTERN_C char *crypt(const char *, const char *);
1132 EXTERN_C char **environ;
1135 #if defined(__cplusplus)
1136 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1137 EXTERN_C char **environ;
1138 # elif defined(__CYGWIN__)
1139 EXTERN_C char *crypt(const char *, const char *);
1144 # undef SETERRNO /* SOCKS might have defined this */
1148 # define SETERRNO(errcode,vmserrcode) \
1150 set_errno(errcode); \
1151 set_vaxc_errno(vmserrcode); \
1153 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1154 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1155 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1156 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1158 # define LIB_INVARG LIB$_INVARG
1159 # define RMS_DIR RMS$_DIR
1160 # define RMS_FAC RMS$_FAC
1161 # define RMS_FEX RMS$_FEX
1162 # define RMS_FNF RMS$_FNF
1163 # define RMS_IFI RMS$_IFI
1164 # define RMS_ISI RMS$_ISI
1165 # define RMS_PRV RMS$_PRV
1166 # define SS_ACCVIO SS$_ACCVIO
1167 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1168 # define SS_IVCHAN SS$_IVCHAN
1169 # define SS_NORMAL SS$_NORMAL
1171 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1172 # define dSAVEDERRNO int saved_errno
1173 # define dSAVE_ERRNO int saved_errno = errno
1174 # define SAVE_ERRNO (saved_errno = errno)
1175 # define RESTORE_ERRNO (errno = saved_errno)
1177 # define LIB_INVARG 0
1185 # define SS_ACCVIO 0
1186 # define SS_DEVOFFLINE 0
1187 # define SS_IVCHAN 0
1188 # define SS_NORMAL 0
1191 #define ERRSV GvSVn(PL_errgv)
1193 #define CLEAR_ERRSV() STMT_START { \
1194 if (!GvSV(PL_errgv)) { \
1195 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1196 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1197 SvREFCNT_dec(GvSV(PL_errgv)); \
1198 GvSV(PL_errgv) = newSVpvs(""); \
1200 SV *const errsv = GvSV(PL_errgv); \
1201 sv_setpvs(errsv, ""); \
1202 if (SvMAGICAL(errsv)) { \
1205 SvPOK_only(errsv); \
1211 # define DEFSV (0 + GvSVn(PL_defgv))
1212 # define DEFSV_set(sv) \
1213 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1214 # define SAVE_DEFSV \
1216 save_gp(PL_defgv, 0), \
1217 GvINTRO_off(PL_defgv), \
1218 SAVEGENERICSV(GvSV(PL_defgv)), \
1219 GvSV(PL_defgv) = NULL \
1222 # define DEFSV GvSVn(PL_defgv)
1223 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1224 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1227 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1230 extern int errno; /* ANSI allows errno to be an lvalue expr.
1231 * For example in multithreaded environments
1232 * something like this might happen:
1233 * extern int *_errno(void);
1234 * #define errno (*_errno()) */
1238 # ifndef DONT_DECLARE_STD
1240 char *strerror (int,...);
1242 char *strerror (int);
1246 # define Strerror strerror
1249 # ifdef HAS_SYS_ERRLIST
1250 extern int sys_nerr;
1251 extern char *sys_errlist[];
1253 # define Strerror(e) \
1254 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1261 # include <sys/ioctl.h>
1265 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1266 # ifdef HAS_SOCKETPAIR
1267 # undef HAS_SOCKETPAIR
1274 #ifndef HAS_SOCKETPAIR
1276 # define socketpair Perl_my_socketpair
1281 # define htoni htons
1282 # define ntohi ntohs
1284 # define htoni htonl
1285 # define ntohi ntohl
1288 /* Configure already sets Direntry_t */
1289 #if defined(I_DIRENT)
1290 # include <dirent.h>
1291 /* NeXT needs dirent + sys/dir.h */
1292 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1293 # include <sys/dir.h>
1297 # include <sys/ndir.h>
1301 # include <ndir.h> /* may be wrong in the future */
1303 # include <sys/dir.h>
1316 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1318 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1323 * The following gobbledygook brought to you on behalf of __STDC__.
1324 * (I could just use #ifndef __STDC__, but this is more bulletproof
1325 * in the face of half-implementations.)
1328 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1329 #include <sys/mode.h>
1334 # define S_IFMT _S_IFMT
1336 # define S_IFMT 0170000
1341 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1345 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1350 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1352 # define S_ISBLK(m) (0)
1357 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1362 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1364 # define S_ISFIFO(m) (0)
1370 # define S_ISLNK(m) _S_ISLNK(m)
1373 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1376 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1378 # define S_ISLNK(m) (0)
1386 # define S_ISSOCK(m) _S_ISSOCK(m)
1389 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1392 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1394 # define S_ISSOCK(m) (0)
1402 # define S_IRUSR S_IREAD
1403 # define S_IWUSR S_IWRITE
1404 # define S_IXUSR S_IEXEC
1406 # define S_IRUSR 0400
1407 # define S_IWUSR 0200
1408 # define S_IXUSR 0100
1414 # define S_IRGRP (S_IRUSR>>3)
1415 # define S_IWGRP (S_IWUSR>>3)
1416 # define S_IXGRP (S_IXUSR>>3)
1418 # define S_IRGRP 0040
1419 # define S_IWGRP 0020
1420 # define S_IXGRP 0010
1426 # define S_IROTH (S_IRUSR>>6)
1427 # define S_IWOTH (S_IWUSR>>6)
1428 # define S_IXOTH (S_IXUSR>>6)
1430 # define S_IROTH 0040
1431 # define S_IWOTH 0020
1432 # define S_IXOTH 0010
1437 # define S_ISUID 04000
1441 # define S_ISGID 02000
1445 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1449 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1453 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1456 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1457 * which would get included through <sys/file.h >, but that is 3000
1458 * lines in the future. --jhi */
1460 #if !defined(S_IREAD) && !defined(__HAIKU__)
1461 # define S_IREAD S_IRUSR
1464 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1465 # define S_IWRITE S_IWUSR
1469 # define S_IEXEC S_IXUSR
1476 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1477 # define SLOPPYDIVIDE
1484 /* For the times when you want the return value of sprintf, and you want it
1485 to be the length. Can't have a thread variable passed in, because C89 has
1488 #ifdef SPRINTF_RETURNS_STRLEN
1489 # define my_sprintf sprintf
1491 # define my_sprintf Perl_my_sprintf
1495 * If we have v?snprintf() and the C99 variadic macros, we can just
1496 * use just the v?snprintf(). It is nice to try to trap the buffer
1497 * overflow, however, so if we are DEBUGGING, and we cannot use the
1498 * gcc statement expressions, then use the function wrappers which try
1499 * to trap the overflow. If we can use the gcc statement expressions,
1500 * we can try that even with the version that uses the C99 variadic
1504 /* Note that we do not check against snprintf()/vsnprintf() returning
1505 * negative values because that is non-standard behaviour and we use
1506 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1507 * that should be true only if the snprintf()/vsnprintf() are true
1508 * to the standard. */
1510 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1511 # ifdef PERL_USE_GCC_BRACE_GROUPS
1512 # 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__; })
1513 # define PERL_MY_SNPRINTF_GUARDED
1515 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1518 # define my_snprintf Perl_my_snprintf
1519 # define PERL_MY_SNPRINTF_GUARDED
1522 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1523 # ifdef PERL_USE_GCC_BRACE_GROUPS
1524 # 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__; })
1525 # define PERL_MY_VSNPRINTF_GUARDED
1527 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1530 # define my_vsnprintf Perl_my_vsnprintf
1531 # define PERL_MY_VSNPRINTF_GUARDED
1535 # define my_strlcat strlcat
1537 # define my_strlcat Perl_my_strlcat
1541 # define my_strlcpy strlcpy
1543 # define my_strlcpy Perl_my_strlcpy
1547 The IV type is supposed to be long enough to hold any integral
1549 --Andy Dougherty August 1996
1555 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1556 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1557 # define IV_MAX INT64_MAX
1558 # define IV_MIN INT64_MIN
1559 # define UV_MAX UINT64_MAX
1561 # define UINT64_MIN 0
1563 # define UV_MIN UINT64_MIN
1565 # define IV_MAX PERL_QUAD_MAX
1566 # define IV_MIN PERL_QUAD_MIN
1567 # define UV_MAX PERL_UQUAD_MAX
1568 # define UV_MIN PERL_UQUAD_MIN
1573 # if defined(INT32_MAX) && IVSIZE == 4
1574 # define IV_MAX INT32_MAX
1575 # define IV_MIN INT32_MIN
1576 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1577 # define UV_MAX UINT32_MAX
1579 # define UV_MAX 4294967295U
1582 # define UINT32_MIN 0
1584 # define UV_MIN UINT32_MIN
1586 # define IV_MAX PERL_LONG_MAX
1587 # define IV_MIN PERL_LONG_MIN
1588 # define UV_MAX PERL_ULONG_MAX
1589 # define UV_MIN PERL_ULONG_MIN
1605 # undef PERL_NEED_MY_HTOLE64
1606 # undef PERL_NEED_MY_LETOH64
1607 # undef PERL_NEED_MY_HTOBE64
1608 # undef PERL_NEED_MY_BETOH64
1611 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1612 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1614 #ifndef NO_PERL_PRESERVE_IVUV
1615 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1619 * The macros INT2PTR and NUM2PTR are (despite their names)
1620 * bi-directional: they will convert int/float to or from pointers.
1621 * However the conversion to int/float are named explicitly:
1622 * PTR2IV, PTR2UV, PTR2NV.
1624 * For int conversions we do not need two casts if pointers are
1625 * the same size as IV and UV. Otherwise we need an explicit
1626 * cast (PTRV) to avoid compiler warnings.
1628 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1630 # define INT2PTR(any,d) (any)(d)
1632 # if PTRSIZE == LONGSIZE
1633 # define PTRV unsigned long
1634 # define PTR2ul(p) (unsigned long)(p)
1636 # define PTRV unsigned
1641 # define INT2PTR(any,d) (any)(PTRV)(d)
1645 # define PTR2ul(p) INT2PTR(unsigned long,p)
1648 #define NUM2PTR(any,d) (any)(PTRV)(d)
1649 #define PTR2IV(p) INT2PTR(IV,p)
1650 #define PTR2UV(p) INT2PTR(UV,p)
1651 #define PTR2NV(p) NUM2PTR(NV,p)
1652 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1654 /* According to strict ANSI C89 one cannot freely cast between
1655 * data pointers and function (code) pointers. There are at least
1656 * two ways around this. One (used below) is to do two casts,
1657 * first the other pointer to an (unsigned) integer, and then
1658 * the integer to the other pointer. The other way would be
1659 * to use unions to "overlay" the pointers. For an example of
1660 * the latter technique, see union dirpu in struct xpvio in sv.h.
1661 * The only feasible use is probably temporarily storing
1662 * function pointers in a data pointer (such as a void pointer). */
1664 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1665 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1667 #ifdef USE_LONG_DOUBLE
1668 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1669 # define LONG_DOUBLE_EQUALS_DOUBLE
1671 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1672 # undef USE_LONG_DOUBLE /* Ouch! */
1677 /* Use an overridden DBL_DIG */
1681 # define DBL_DIG OVR_DBL_DIG
1683 /* The following is all to get DBL_DIG, in order to pick a nice
1684 default value for printing floating point numbers in Gconvert
1685 (see config.h). (It also has other uses, such as figuring out if
1686 a given precision of printing can be done with a double instead of
1687 a long double - Allen).
1696 #define DBL_DIG 15 /* A guess that works lots of places */
1701 /* Use an overridden LDBL_DIG */
1705 # define LDBL_DIG OVR_LDBL_DIG
1707 /* The following is all to get LDBL_DIG, in order to pick a nice
1708 default value for printing floating point numbers in Gconvert.
1712 # include <limits.h>
1717 # ifndef HAS_LDBL_DIG
1718 # if LONG_DOUBLESIZE == 10
1719 # define LDBL_DIG 18 /* assume IEEE */
1721 # if LONG_DOUBLESIZE == 12
1722 # define LDBL_DIG 18 /* gcc? */
1724 # if LONG_DOUBLESIZE == 16
1725 # define LDBL_DIG 33 /* assume IEEE */
1727 # if LONG_DOUBLESIZE == DOUBLESIZE
1728 # define LDBL_DIG DBL_DIG /* bummer */
1737 * This is for making sure we have a good DBL_MAX value, if possible,
1738 * either for usage as NV_MAX or for usage in figuring out if we can
1739 * fit a given long double into a double, if bug-fixing makes it
1740 * necessary to do so. - Allen <allens@cpan.org>
1744 # include <limits.h>
1748 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1749 # include <values.h>
1750 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1751 # define DBL_MAX MAXDOUBLE
1753 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1754 # define DBL_MIN MINDOUBLE
1757 #endif /* defined(I_VALUES) */
1762 # include <ieeefp.h>
1765 #ifdef USE_LONG_DOUBLE
1767 # include <sunmath.h>
1769 # define NV_DIG LDBL_DIG
1770 # ifdef LDBL_MANT_DIG
1771 # define NV_MANT_DIG LDBL_MANT_DIG
1774 # define NV_MIN LDBL_MIN
1777 # define NV_MAX LDBL_MAX
1779 # ifdef LDBL_MIN_10_EXP
1780 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1782 # ifdef LDBL_MAX_10_EXP
1783 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1785 # ifdef LDBL_EPSILON
1786 # define NV_EPSILON LDBL_EPSILON
1789 # define NV_MAX LDBL_MAX
1790 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1793 # define NV_MAX HUGE_VALL
1796 # define NV_MAX ((NV)HUGE_VAL)
1801 # define Perl_cos cosl
1802 # define Perl_sin sinl
1803 # define Perl_sqrt sqrtl
1804 # define Perl_exp expl
1805 # define Perl_log logl
1806 # define Perl_atan2 atan2l
1807 # define Perl_pow powl
1808 # define Perl_floor floorl
1809 # define Perl_ceil ceill
1810 # define Perl_fmod fmodl
1812 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1814 # define Perl_modf(x,y) modfl(x,y)
1815 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1816 prototype in <math.h> */
1817 # ifndef HAS_MODFL_PROTO
1818 EXTERN_C long double modfl(long double, long double *);
1821 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1822 extern long double Perl_my_modfl(long double x, long double *ip);
1823 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1827 # define Perl_frexp(x,y) frexpl(x,y)
1829 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1830 extern long double Perl_my_frexpl(long double x, int *e);
1831 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1836 # define Perl_isnan(x) isnanl(x)
1841 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1845 # define NV_DIG DBL_DIG
1846 # ifdef DBL_MANT_DIG
1847 # define NV_MANT_DIG DBL_MANT_DIG
1850 # define NV_MIN DBL_MIN
1853 # define NV_MAX DBL_MAX
1855 # ifdef DBL_MIN_10_EXP
1856 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1858 # ifdef DBL_MAX_10_EXP
1859 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1862 # define NV_EPSILON DBL_EPSILON
1864 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1865 # define NV_MAX DBL_MAX
1866 # define NV_MIN DBL_MIN
1869 # define NV_MAX HUGE_VAL
1872 # define Perl_cos cos
1873 # define Perl_sin sin
1874 # define Perl_sqrt sqrt
1875 # define Perl_exp exp
1876 # define Perl_log log
1877 # define Perl_atan2 atan2
1878 # define Perl_pow pow
1879 # define Perl_floor floor
1880 # define Perl_ceil ceil
1881 # define Perl_fmod fmod
1882 # define Perl_modf(x,y) modf(x,y)
1883 # define Perl_frexp(x,y) frexp(x,y)
1886 /* rumor has it that Win32 has _fpclass() */
1888 /* SGI has fpclassl... but not with the same result values,
1889 * and it's via a typedef (not via #define), so will need to redo Configure
1890 * to use. Not worth the trouble, IMO, at least until the below is used
1891 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1892 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1893 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1895 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1897 # include <ieeefp.h>
1902 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1903 # define Perl_fp_class() fpclassl(x)
1905 # define Perl_fp_class() fpclass(x)
1907 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1908 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1909 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1910 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1911 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1912 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1913 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1914 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1915 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1916 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1917 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1918 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1919 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1920 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1921 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1924 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
1926 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1927 # include <fp_class.h>
1929 # define Perl_fp_class(x) fp_class(x)
1930 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1931 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1932 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1933 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1934 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1935 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1936 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1937 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1938 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1939 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1940 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1941 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1942 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1943 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1944 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1947 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1949 # define Perl_fp_class(x) fpclassify(x)
1950 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1951 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1952 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1953 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1954 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1957 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1960 # define Perl_fp_class(x) class(x)
1962 # define Perl_fp_class(x) _class(x)
1964 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1965 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1966 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1967 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1968 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1969 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1970 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1971 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1972 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1973 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1974 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1975 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1976 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1977 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1978 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1981 /* rumor has it that Win32 has _isnan() */
1985 # define Perl_isnan(x) isnan((NV)x)
1987 # ifdef Perl_fp_class_nan
1988 # define Perl_isnan(x) Perl_fp_class_nan(x)
1990 # ifdef HAS_UNORDERED
1991 # define Perl_isnan(x) unordered((x), 0.0)
1993 # define Perl_isnan(x) ((x)!=(x))
2000 int isnan(double d);
2005 # define Perl_isinf(x) isinf((NV)x)
2007 # ifdef Perl_fp_class_inf
2008 # define Perl_isinf(x) Perl_fp_class_inf(x)
2010 # define Perl_isinf(x) ((x)==NV_INF)
2015 #ifndef Perl_isfinite
2017 # define Perl_isfinite(x) finite((NV)x)
2019 # ifdef HAS_ISFINITE
2020 # define Perl_isfinite(x) isfinite(x)
2022 # ifdef Perl_fp_class_finite
2023 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2025 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2031 /* The default is to use Perl's own atof() implementation (in numeric.c).
2032 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2033 * it is however best to use the native implementation of atof.
2034 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2035 * Some good tests to try out with either setting are t/base/num.t,
2036 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2037 * you may need to be using a different function than atof! */
2039 #ifndef USE_PERL_ATOF
2041 # define USE_PERL_ATOF
2044 # if USE_PERL_ATOF == 0
2045 # undef USE_PERL_ATOF
2049 #ifdef USE_PERL_ATOF
2050 # define Perl_atof(s) Perl_my_atof(s)
2051 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2053 # define Perl_atof(s) (NV)atof(s)
2054 # define Perl_atof2(s, n) ((n) = atof(s))
2057 /* Previously these definitions used hardcoded figures.
2058 * It is hoped these formula are more portable, although
2059 * no data one way or another is presently known to me.
2060 * The "PERL_" names are used because these calculated constants
2061 * do not meet the ANSI requirements for LONG_MAX, etc., which
2062 * need to be constants acceptable to #if - kja
2063 * define PERL_LONG_MAX 2147483647L
2064 * define PERL_LONG_MIN (-LONG_MAX - 1)
2065 * define PERL ULONG_MAX 4294967295L
2068 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2069 # include <limits.h>
2071 /* Included values.h above if necessary; still including limits.h down here,
2072 * despite doing above, because math.h might have overridden... XXX - Allen */
2075 * Try to figure out max and min values for the integral types. THE CORRECT
2076 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2077 * following hacks are used if neither limits.h or values.h provide them:
2078 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2079 * for types < int: (unsigned TYPE)~(unsigned)0
2080 * The argument to ~ must be unsigned so that later signed->unsigned
2081 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2082 * and it must not be smaller than int because ~ does integral promotion.
2083 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2084 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2085 * The latter is a hack which happens to work on some machines but
2086 * does *not* catch any random system, or things like integer types
2087 * with NaN if that is possible.
2089 * All of the types are explicitly cast to prevent accidental loss of
2090 * numeric range, and in the hope that they will be less likely to confuse
2091 * over-eager optimizers.
2095 #define PERL_UCHAR_MIN ((unsigned char)0)
2098 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2101 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2103 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2108 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2109 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2110 * depending on local options. Until Configure detects this (or at least
2111 * detects whether the "signed" keyword is available) the CHAR ranges
2112 * will not be included. UCHAR functions normally.
2116 #define PERL_USHORT_MIN ((unsigned short)0)
2119 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2122 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2125 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2127 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2133 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2135 # ifdef MAXSHORT /* Often used in <values.h> */
2136 # define PERL_SHORT_MAX ((short)MAXSHORT)
2139 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2141 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2147 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2150 # define PERL_SHORT_MIN ((short)MINSHORT)
2153 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2155 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2161 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2164 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2166 # define PERL_UINT_MAX (~(unsigned int)0)
2170 #define PERL_UINT_MIN ((unsigned int)0)
2173 # define PERL_INT_MAX ((int)INT_MAX)
2175 # ifdef MAXINT /* Often used in <values.h> */
2176 # define PERL_INT_MAX ((int)MAXINT)
2178 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2183 # define PERL_INT_MIN ((int)INT_MIN)
2186 # define PERL_INT_MIN ((int)MININT)
2188 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2193 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2196 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2198 # define PERL_ULONG_MAX (~(unsigned long)0)
2202 #define PERL_ULONG_MIN ((unsigned long)0L)
2205 # define PERL_LONG_MAX ((long)LONG_MAX)
2207 # ifdef MAXLONG /* Often used in <values.h> */
2208 # define PERL_LONG_MAX ((long)MAXLONG)
2210 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2215 # define PERL_LONG_MIN ((long)LONG_MIN)
2218 # define PERL_LONG_MIN ((long)MINLONG)
2220 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2226 # define PERL_UQUAD_MAX (~(UV)0)
2227 # define PERL_UQUAD_MIN ((UV)0)
2228 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2229 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2233 struct RExC_state_t;
2234 struct _reg_trie_data;
2236 typedef MEM_SIZE STRLEN;
2239 typedef struct token TOKEN;
2240 typedef struct madprop MADPROP;
2241 typedef struct nexttoken NEXTTOKE;
2243 typedef struct op OP;
2244 typedef struct cop COP;
2245 typedef struct unop UNOP;
2246 typedef struct binop BINOP;
2247 typedef struct listop LISTOP;
2248 typedef struct logop LOGOP;
2249 typedef struct pmop PMOP;
2250 typedef struct svop SVOP;
2251 typedef struct padop PADOP;
2252 typedef struct pvop PVOP;
2253 typedef struct loop LOOP;
2256 typedef struct opslab OPSLAB;
2257 typedef struct opslot OPSLOT;
2260 typedef struct block_hooks BHK;
2261 typedef struct custom_op XOP;
2263 typedef struct interpreter PerlInterpreter;
2265 /* SGI's <sys/sema.h> has struct sv */
2267 # define STRUCT_SV perl_sv
2269 # define STRUCT_SV sv
2271 typedef struct STRUCT_SV SV;
2272 typedef struct av AV;
2273 typedef struct hv HV;
2274 typedef struct cv CV;
2275 typedef struct p5rx REGEXP;
2276 typedef struct gp GP;
2277 typedef struct gv GV;
2278 typedef struct io IO;
2279 typedef struct context PERL_CONTEXT;
2280 typedef struct block BLOCK;
2282 typedef struct magic MAGIC;
2283 typedef struct xpv XPV;
2284 typedef struct xpviv XPVIV;
2285 typedef struct xpvuv XPVUV;
2286 typedef struct xpvnv XPVNV;
2287 typedef struct xpvmg XPVMG;
2288 typedef struct xpvlv XPVLV;
2289 typedef struct xpvinvlist XINVLIST;
2290 typedef struct xpvav XPVAV;
2291 typedef struct xpvhv XPVHV;
2292 typedef struct xpvgv XPVGV;
2293 typedef struct xpvcv XPVCV;
2294 typedef struct xpvbm XPVBM;
2295 typedef struct xpvfm XPVFM;
2296 typedef struct xpvio XPVIO;
2297 typedef struct mgvtbl MGVTBL;
2298 typedef union any ANY;
2299 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2300 typedef struct ptr_tbl PTR_TBL_t;
2301 typedef struct clone_params CLONE_PARAMS;
2303 /* a pad or name pad is currently just an AV; but that might change,
2304 * so hide the type. */
2305 typedef struct padlist PADLIST;
2307 typedef AV PADNAMELIST;
2310 /* enable PERL_NEW_COPY_ON_WRITE by default */
2311 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2312 # define PERL_NEW_COPY_ON_WRITE
2315 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2316 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2317 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2319 # define PERL_ANY_COW
2322 # define PERL_SAWAMPERSAND
2327 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2328 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2329 # define USE_64_BIT_RAWIO /* implicit */
2333 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2334 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2335 * however, because operating systems like to do that themself. */
2338 # define FSEEKSIZE LSEEKSIZE
2340 # define FSEEKSIZE LONGSIZE
2344 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2345 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2346 # define USE_64_BIT_STDIO /* implicit */
2350 #ifdef USE_64_BIT_RAWIO
2353 # define Off_t off64_t
2355 # define LSEEKSIZE 8
2357 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2358 * will trigger defines like the ones below. Some 64-bit environments,
2359 * however, do not. Therefore we have to explicitly mix and match. */
2360 # if defined(USE_OPEN64)
2361 # define open open64
2363 # if defined(USE_LSEEK64)
2364 # define lseek lseek64
2366 # if defined(USE_LLSEEK)
2367 # define lseek llseek
2370 # if defined(USE_STAT64)
2371 # define stat stat64
2373 # if defined(USE_FSTAT64)
2374 # define fstat fstat64
2376 # if defined(USE_LSTAT64)
2377 # define lstat lstat64
2379 # if defined(USE_FLOCK64)
2380 # define flock flock64
2382 # if defined(USE_LOCKF64)
2383 # define lockf lockf64
2385 # if defined(USE_FCNTL64)
2386 # define fcntl fcntl64
2388 # if defined(USE_TRUNCATE64)
2389 # define truncate truncate64
2391 # if defined(USE_FTRUNCATE64)
2392 # define ftruncate ftruncate64
2396 #ifdef USE_64_BIT_STDIO
2397 # ifdef HAS_FPOS64_T
2399 # define Fpos_t fpos64_t
2401 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2402 * will trigger defines like the ones below. Some 64-bit environments,
2403 * however, do not. */
2404 # if defined(USE_FOPEN64)
2405 # define fopen fopen64
2407 # if defined(USE_FSEEK64)
2408 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2410 # if defined(USE_FTELL64)
2411 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2413 # if defined(USE_FSETPOS64)
2414 # define fsetpos fsetpos64
2416 # if defined(USE_FGETPOS64)
2417 # define fgetpos fgetpos64
2419 # if defined(USE_TMPFILE64)
2420 # define tmpfile tmpfile64
2422 # if defined(USE_FREOPEN64)
2423 # define freopen freopen64
2428 # include "iperlsys.h"
2433 # include "os2ish.h"
2435 # include "dosish.h"
2437 # define ISHISH "dos"
2441 # include "vmsish.h"
2442 # define ISHISH "vms"
2446 # include "./plan9/plan9ish.h"
2447 # define ISHISH "plan9"
2450 #if defined(__VOS__)
2452 # include "./vos/vosish.h"
2454 # include "vos/vosish.h"
2456 # define ISHISH "vos"
2459 #ifdef __SYMBIAN32__
2460 # include "symbian/symbianish.h"
2461 # define ISHISH "symbian"
2465 #if defined(__HAIKU__)
2466 # include "haiku/haikuish.h"
2467 # define ISHISH "haiku"
2471 # include "unixish.h"
2472 # define ISHISH "unix"
2475 /* NSIG logic from Configure --> */
2476 /* Strange style to avoid deeply-nested #if/#else/#endif */
2479 # define NSIG (_NSIG)
2485 # define NSIG (SIGMAX+1)
2491 # define NSIG (SIG_MAX+1)
2497 # define NSIG (_SIG_MAX+1)
2503 # define NSIG (MAXSIG+1)
2509 # define NSIG (MAX_SIG+1)
2514 # ifdef SIGARRAYSIZE
2515 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2521 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2525 /* Default to some arbitrary number that's big enough to get most
2526 of the common signals.
2531 /* <-- NSIG logic from Configure */
2533 #ifndef NO_ENVIRON_ARRAY
2534 # define USE_ENVIRON_ARRAY
2538 * initialise to avoid floating-point exceptions from overflow, etc
2540 #ifndef PERL_FPU_INIT
2541 # ifdef HAS_FPSETMASK
2542 # if HAS_FLOATINGPOINT_H
2543 # include <floatingpoint.h>
2545 /* Some operating systems have this as a macro, which in turn expands to a comma
2546 expression, and the last sub-expression is something that gets calculated,
2547 and then they have the gall to warn that a value computed is not used. Hence
2549 # define PERL_FPU_INIT (void)fpsetmask(0)
2551 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2552 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2553 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2554 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2556 # define PERL_FPU_INIT
2561 #ifndef PERL_FPU_PRE_EXEC
2562 # define PERL_FPU_PRE_EXEC {
2563 # define PERL_FPU_POST_EXEC }
2566 #ifndef PERL_SYS_INIT3_BODY
2567 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2571 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2572 Provides system-specific tune up of the C runtime environment necessary to
2573 run Perl interpreters. This should be called only once, before creating
2574 any Perl interpreters.
2576 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2577 Provides system-specific tune up of the C runtime environment necessary to
2578 run Perl interpreters. This should be called only once, before creating
2579 any Perl interpreters.
2581 =for apidoc Am|void|PERL_SYS_TERM|
2582 Provides system-specific clean up of the C runtime environment after
2583 running Perl interpreters. This should be called only once, after
2584 freeing any remaining Perl interpreters.
2589 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2590 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2591 #define PERL_SYS_TERM() Perl_sys_term()
2593 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2594 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2599 # ifdef _POSIX_PATH_MAX
2600 # if PATH_MAX > _POSIX_PATH_MAX
2601 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2602 * included the null byte or not. Later amendments of POSIX,
2603 * XPG4, the Austin Group, and the Single UNIX Specification
2604 * all explicitly include the null byte in the PATH_MAX.
2605 * Ditto for _POSIX_PATH_MAX. */
2606 # define MAXPATHLEN PATH_MAX
2608 # define MAXPATHLEN _POSIX_PATH_MAX
2611 # define MAXPATHLEN (PATH_MAX+1)
2614 # define MAXPATHLEN 1024 /* Err on the large side. */
2618 /* In case Configure was not used (we are using a "canned config"
2619 * such as Win32, or a cross-compilation setup, for example) try going
2620 * by the gcc major and minor versions. One useful URL is
2621 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2622 * but contrary to this information warn_unused_result seems
2623 * not to be in gcc 3.3.5, at least. --jhi
2624 * Also, when building extensions with an installed perl, this allows
2625 * the user to upgrade gcc and get the right attributes, rather than
2626 * relying on the list generated at Configure time. --AD
2627 * Set these up now otherwise we get confused when some of the <*thread.h>
2628 * includes below indirectly pull in <perlio.h> (which needs to know if we
2629 * have HASATTRIBUTE_FORMAT).
2633 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2634 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2635 # define HASATTRIBUTE_DEPRECATED
2637 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2638 # define HASATTRIBUTE_FORMAT
2639 # if defined __MINGW32__
2640 # define PRINTF_FORMAT_NULL_OK
2643 # if __GNUC__ >= 3 /* 3.0 -> */
2644 # define HASATTRIBUTE_MALLOC
2646 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2647 # define HASATTRIBUTE_NONNULL
2649 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2650 # define HASATTRIBUTE_NORETURN
2652 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2653 # define HASATTRIBUTE_PURE
2655 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2656 # define HASATTRIBUTE_UNUSED
2658 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2659 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2661 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2662 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2665 #endif /* #ifndef PERL_MICRO */
2667 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2668 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2669 * this results in many functions being undeclared which bothers C++
2670 * May make sense to have threads after "*ish.h" anyway
2673 #if defined(USE_ITHREADS)
2675 # include <nw5thread.h>
2678 # include <win32thread.h>
2681 # include "os2thread.h"
2683 # ifdef I_MACH_CTHREADS
2684 # include <mach/cthreads.h>
2685 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2686 # define MUTEX_INIT_CALLS_MALLOC
2688 typedef cthread_t perl_os_thread;
2689 typedef mutex_t perl_mutex;
2690 typedef condition_t perl_cond;
2691 typedef void * perl_key;
2692 # else /* Posix threads */
2694 # include <pthread.h>
2696 typedef pthread_t perl_os_thread;
2697 typedef pthread_mutex_t perl_mutex;
2698 typedef pthread_cond_t perl_cond;
2699 typedef pthread_key_t perl_key;
2700 # endif /* I_MACH_CTHREADS */
2703 # endif /* NETWARE */
2704 #endif /* USE_ITHREADS */
2711 # include "netware.h"
2714 #define STATUS_UNIX PL_statusvalue
2716 # define STATUS_NATIVE PL_statusvalue_vms
2718 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2719 * its contents can not be trusted. Unfortunately, Perl seems to check
2720 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2723 # include <stsdef.h>
2725 /* Presume this because if VMS changes it, it will require a new
2726 * set of APIs for waiting on children for binary compatibility.
2728 # define child_offset_bits (8)
2729 # ifndef C_FAC_POSIX
2730 # define C_FAC_POSIX 0x35A000
2733 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2734 * platform from the existing UNIX or Native status values.
2737 # define STATUS_EXIT \
2738 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2739 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2742 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2743 * exit code and shifts the UNIX value over the correct number of bits to
2744 * be a child status. Usually the number of bits is 8, but that could be
2745 * platform dependent. The NATIVE status code is presumed to have either
2746 * from a child process.
2749 /* This is complicated. The child processes return a true native VMS
2750 status which must be saved. But there is an assumption in Perl that
2751 the UNIX child status has some relationship to errno values, so
2752 Perl tries to translate it to text in some of the tests.
2753 In order to get the string translation correct, for the error, errno
2754 must be EVMSERR, but that generates a different text message
2755 than what the test programs are expecting. So an errno value must
2756 be derived from the native status value when an error occurs.
2757 That will hide the true native status message. With this version of
2758 perl, the true native child status can always be retrieved so that
2759 is not a problem. But in this case, Pl_statusvalue and errno may
2760 have different values in them.
2763 # define STATUS_NATIVE_CHILD_SET(n) \
2765 I32 evalue = (I32)n; \
2766 if (evalue == EVMSERR) { \
2767 PL_statusvalue_vms = vaxc$errno; \
2768 PL_statusvalue = evalue; \
2770 PL_statusvalue_vms = evalue; \
2771 if (evalue == -1) { \
2772 PL_statusvalue = -1; \
2773 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2775 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2776 set_vaxc_errno(evalue); \
2777 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2778 set_errno(EVMSERR); \
2779 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2780 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2784 # ifdef VMSISH_STATUS
2785 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2787 # define STATUS_CURRENT STATUS_UNIX
2790 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2791 * the NATIVE status to an equivalent value. Can not be used to translate
2792 * exit code values as exit code values are not guaranteed to have any
2793 * relationship at all to errno values.
2794 * This is used when Perl is forcing errno to have a specific value.
2796 # define STATUS_UNIX_SET(n) \
2798 I32 evalue = (I32)n; \
2799 PL_statusvalue = evalue; \
2800 if (PL_statusvalue != -1) { \
2801 if (PL_statusvalue != EVMSERR) { \
2802 PL_statusvalue &= 0xFFFF; \
2803 if (MY_POSIX_EXIT) \
2804 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2805 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2808 PL_statusvalue_vms = vaxc$errno; \
2811 else PL_statusvalue_vms = SS$_ABORT; \
2812 set_vaxc_errno(PL_statusvalue_vms); \
2815 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2816 * the NATIVE error status based on it.
2818 * When in the default mode to comply with the Perl VMS documentation,
2819 * 0 is a success and any other code sets the NATIVE status to a failure
2820 * code of SS$_ABORT.
2822 * In the new POSIX EXIT mode, native status will be set so that the
2823 * actual exit code will can be retrieved by the calling program or
2826 * If the exit code is not clearly a UNIX parent or child exit status,
2827 * it will be passed through as a VMS status.
2830 # define STATUS_UNIX_EXIT_SET(n) \
2832 I32 evalue = (I32)n; \
2833 PL_statusvalue = evalue; \
2834 if (MY_POSIX_EXIT) { \
2835 if (evalue <= 0xFF00) { \
2836 if (evalue > 0xFF) \
2837 evalue = (evalue >> child_offset_bits) & 0xFF; \
2838 PL_statusvalue_vms = \
2839 (C_FAC_POSIX | (evalue << 3 ) | \
2840 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2841 } else /* forgive them Perl, for they have sinned */ \
2842 PL_statusvalue_vms = evalue; \
2845 PL_statusvalue_vms = SS$_NORMAL; \
2846 else if (evalue <= 0xFF00) \
2847 PL_statusvalue_vms = SS$_ABORT; \
2848 else { /* forgive them Perl, for they have sinned */ \
2849 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2850 else PL_statusvalue_vms = vaxc$errno; \
2851 /* And obviously used a VMS status value instead of UNIX */ \
2852 PL_statusvalue = EVMSERR; \
2854 set_vaxc_errno(PL_statusvalue_vms); \
2859 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2860 * and sets the NATIVE error status based on it. This special case
2861 * is needed to maintain compatibility with past VMS behavior.
2863 * In the default mode on VMS, this number is passed through as
2864 * both the NATIVE and UNIX status. Which makes it different
2865 * that the STATUS_UNIX_EXIT_SET.
2867 * In the new POSIX EXIT mode, native status will be set so that the
2868 * actual exit code will can be retrieved by the calling program or
2871 * A POSIX exit code is from 0 to 255. If the exit code is higher
2872 * than this, it needs to be assumed that it is a VMS exit code and
2876 # define STATUS_EXIT_SET(n) \
2878 I32 evalue = (I32)n; \
2879 PL_statusvalue = evalue; \
2880 if (MY_POSIX_EXIT) \
2881 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2882 PL_statusvalue_vms = \
2883 (C_FAC_POSIX | (evalue << 3 ) | \
2884 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2886 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2887 set_vaxc_errno(PL_statusvalue_vms); \
2891 /* This macro forces a success status */
2892 # define STATUS_ALL_SUCCESS \
2893 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2895 /* This macro forces a failure status */
2896 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2897 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2898 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2901 # define STATUS_NATIVE PL_statusvalue_posix
2902 # if defined(WCOREDUMP)
2903 # define STATUS_NATIVE_CHILD_SET(n) \
2905 PL_statusvalue_posix = (n); \
2906 if (PL_statusvalue_posix == -1) \
2907 PL_statusvalue = -1; \
2910 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2911 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2912 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2915 # elif defined(WIFEXITED)
2916 # define STATUS_NATIVE_CHILD_SET(n) \
2918 PL_statusvalue_posix = (n); \
2919 if (PL_statusvalue_posix == -1) \
2920 PL_statusvalue = -1; \
2923 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2924 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2928 # define STATUS_NATIVE_CHILD_SET(n) \
2930 PL_statusvalue_posix = (n); \
2931 if (PL_statusvalue_posix == -1) \
2932 PL_statusvalue = -1; \
2935 PL_statusvalue_posix & 0xFFFF; \
2939 # define STATUS_UNIX_SET(n) \
2941 PL_statusvalue = (n); \
2942 if (PL_statusvalue != -1) \
2943 PL_statusvalue &= 0xFFFF; \
2945 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2946 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2947 # define STATUS_CURRENT STATUS_UNIX
2948 # define STATUS_EXIT STATUS_UNIX
2949 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2950 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2953 /* flags in PL_exit_flags for nature of exit() */
2954 #define PERL_EXIT_EXPECTED 0x01
2955 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2956 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2957 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2960 /* format to use for version numbers in file/directory names */
2961 /* XXX move to Configure? */
2962 /* This was only ever used for the current version, and that can be done at
2963 compile time, as PERL_FS_VERSION, so should we just delete it? */
2964 # ifndef PERL_FS_VER_FMT
2965 # define PERL_FS_VER_FMT "%d.%d.%d"
2969 #ifndef PERL_FS_VERSION
2970 # define PERL_FS_VERSION PERL_VERSION_STRING
2973 /* This defines a way to flush all output buffers. This may be a
2974 * performance issue, so we allow people to disable it. Also, if
2975 * we are using stdio, there are broken implementations of fflush(NULL)
2976 * out there, Solaris being the most prominent.
2978 #ifndef PERL_FLUSHALL_FOR_CHILD
2979 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2980 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2983 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2985 # define PERL_FLUSHALL_FOR_CHILD NOOP
2990 #ifndef PERL_WAIT_FOR_CHILDREN
2991 # define PERL_WAIT_FOR_CHILDREN NOOP
2994 /* the traditional thread-unsafe notion of "current interpreter". */
2995 #ifndef PERL_SET_INTERP
2996 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2999 #ifndef PERL_GET_INTERP
3000 # define PERL_GET_INTERP (PL_curinterp)
3003 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3004 # ifdef MULTIPLICITY
3005 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3007 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3011 This replaces the previous %_ "hack" by the "%p" hacks.
3012 All that is required is that the perl source does not
3013 use "%-p" or "%-<number>p" or "%<number>p" formats.
3014 These formats will still work in perl code.
3015 See comments in sv.c for further details.
3017 Robin Barker 2005-07-14
3019 No longer use %1p for VDf = %vd. RMB 2007-10-19
3023 # define SVf_(n) "-" STRINGIFY(n) "p"
3031 # define SVf32 SVf_(32)
3035 # define SVf256 SVf_(256)
3038 #define SVfARG(p) ((void*)(p))
3044 /* Not ideal, but we cannot easily include a number in an already-numeric
3045 * format sequence. */
3047 # define HEKf256 "3p"
3050 #define HEKfARG(p) ((void*)(p))
3052 /* Takes three arguments: is_utf8, length, str */
3054 # define UTF8f "d%"UVuf"%4p"
3056 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3059 /* not used; but needed for backward compatibility with XS code? - RMB */
3068 /* not used; but needed for backward compatibility with XS code? - RMB */
3076 #ifdef HASATTRIBUTE_DEPRECATED
3077 # define __attribute__deprecated__ __attribute__((deprecated))
3079 #ifdef HASATTRIBUTE_FORMAT
3080 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3082 #ifdef HASATTRIBUTE_MALLOC
3083 # define __attribute__malloc__ __attribute__((__malloc__))
3085 #ifdef HASATTRIBUTE_NONNULL
3086 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3088 #ifdef HASATTRIBUTE_NORETURN
3089 # define __attribute__noreturn__ __attribute__((noreturn))
3091 #ifdef HASATTRIBUTE_PURE
3092 # define __attribute__pure__ __attribute__((pure))
3094 #ifdef HASATTRIBUTE_UNUSED
3095 # define __attribute__unused__ __attribute__((unused))
3097 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3098 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3101 /* If we haven't defined the attributes yet, define them to blank. */
3102 #ifndef __attribute__deprecated__
3103 # define __attribute__deprecated__
3105 #ifndef __attribute__format__
3106 # define __attribute__format__(x,y,z)
3108 #ifndef __attribute__malloc__
3109 # define __attribute__malloc__
3111 #ifndef __attribute__nonnull__
3112 # define __attribute__nonnull__(a)
3114 #ifndef __attribute__noreturn__
3115 # define __attribute__noreturn__
3117 #ifndef __attribute__pure__
3118 # define __attribute__pure__
3120 #ifndef __attribute__unused__
3121 # define __attribute__unused__
3123 #ifndef __attribute__warn_unused_result__
3124 # define __attribute__warn_unused_result__
3127 /* For functions that are marked as __attribute__noreturn__, it's not
3128 appropriate to call return. In either case, include the lint directive.
3130 #ifdef HASATTRIBUTE_NORETURN
3131 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3133 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3136 /* Some OS warn on NULL format to printf */
3137 #ifdef PRINTF_FORMAT_NULL_OK
3138 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3140 # define __attribute__format__null_ok__(x,y,z)
3143 #ifdef HAS_BUILTIN_EXPECT
3144 # define EXPECT(expr,val) __builtin_expect(expr,val)
3146 # define EXPECT(expr,val) (expr)
3148 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3149 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3150 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3154 /* Some unistd.h's give a prototype for pause() even though
3155 HAS_PAUSE ends up undefined. This causes the #define
3156 below to be rejected by the compiler. Sigh.
3161 #define Pause() sleep((32767<<16)+32767)
3165 # ifdef IOCPARM_MASK
3166 /* on BSDish systems we're safe */
3167 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3169 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3170 /* on Linux systems we're safe; except when we're not [perl #38223] */
3171 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3173 /* otherwise guess at what's safe */
3174 # define IOCPARM_LEN(x) 256
3179 #if defined(__CYGWIN__)
3181 * This symbol, if defined, indicates that the program should
3182 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3183 * that a file is in "binary" mode -- that is, that no translation
3184 * of bytes occurs on read or write operations.
3186 # define USEMYBINMODE /**/
3187 # include <io.h> /* for setmode() prototype */
3188 # define my_binmode(fp, iotype, mode) \
3189 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3193 void init_os_extras(void);
3196 #ifdef UNION_ANY_DEFINITION
3197 UNION_ANY_DEFINITION;
3206 void (*any_dptr) (void*);
3207 void (*any_dxptr) (pTHX_ void*);
3211 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3213 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3214 #define FILTER_DATA(idx) \
3215 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3216 #define FILTER_ISREADER(idx) \
3217 (PL_parser && PL_parser->rsfp_filters \
3218 && idx >= AvFILLp(PL_parser->rsfp_filters))
3219 #define PERL_FILTER_EXISTS(i) \
3220 (PL_parser && PL_parser->rsfp_filters \
3221 && (i) <= av_len(PL_parser->rsfp_filters))
3223 #if defined(_AIX) && !defined(_AIX43)
3224 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3225 /* We cannot include <crypt.h> to get the struct crypt_data
3226 * because of setkey prototype problems when threading */
3227 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3228 /* From OSF, Not needed in AIX
3236 #endif /* threading */
3240 # include "iperlsys.h"
3243 #ifdef __LIBCATAMOUNT__
3244 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3246 #define FAKE_BIT_BUCKET
3249 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3250 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3251 * defined by Configure, despite their names being similar to the
3252 * other defines like USE_ITHREADS. Configure in fact knows nothing
3253 * about the randomised hashes. Therefore to enable/disable the hash
3254 * randomisation defines use the Configure -Accflags=... instead. */
3255 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3256 # define USE_HASH_SEED
3259 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3260 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3261 * it's not really needed.
3264 # define YYTOKENTYPE
3270 YYSTYPE next_val; /* value of next token, if any */
3271 I32 next_type; /* type of next token */
3272 MADPROP *next_mad; /* everything else about that token */
3276 /* macros to define bit-fields in structs. */
3277 #ifndef PERL_BITFIELD8
3278 # define PERL_BITFIELD8 unsigned
3280 #ifndef PERL_BITFIELD16
3281 # define PERL_BITFIELD16 unsigned
3283 #ifndef PERL_BITFIELD32
3284 # define PERL_BITFIELD32 unsigned
3294 #include "opnames.h"
3301 #include "warnings.h"
3304 /* these would be in doio.h if there was such a file */
3305 #define my_stat() my_stat_flags(SV_GMAGIC)
3306 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3308 /* defined in sv.c, but also used in [ach]v.c */
3311 #undef _XPVCV_COMMON
3313 typedef struct _sublex_info SUBLEXINFO;
3314 struct _sublex_info {
3315 U8 super_state; /* lexer state to save */
3316 U16 sub_inwhat; /* "lex_inwhat" to use */
3317 OP *sub_op; /* "lex_op" to use */
3318 SV *repl; /* replacement of s/// or y/// */
3323 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3325 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3326 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3328 struct ptr_tbl_ent {
3329 struct ptr_tbl_ent* next;
3335 struct ptr_tbl_ent** tbl_ary;
3338 struct ptr_tbl_arena *tbl_arena;
3339 struct ptr_tbl_ent *tbl_arena_next;
3340 struct ptr_tbl_ent *tbl_arena_end;
3343 #if defined(htonl) && !defined(HAS_HTONL)
3346 #if defined(htons) && !defined(HAS_HTONS)
3349 #if defined(ntohl) && !defined(HAS_NTOHL)
3352 #if defined(ntohs) && !defined(HAS_NTOHS)
3360 # if (BYTEORDER & 0xffff) == 0x4321
3361 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3362 re-order their values. However, to behave identically to the alternative
3363 implementations, they should truncate to the correct size. */
3364 # define ntohl(x) ((x)&0xFFFFFFFF)
3365 # define htonl(x) ntohl(x)
3366 # define ntohs(x) ((x)&0xFFFF)
3367 # define htons(x) ntohs(x)
3368 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3370 /* Note that we can't straight out declare our own htonl and htons because
3371 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3372 to avoid the overhead of initialising the socket subsystem, but the headers
3373 that *declare* the various functions are still seen. If we declare our own
3374 htonl etc they will clash with the declarations in the Win32 headers. */
3376 PERL_STATIC_INLINE U32
3377 my_swap32(const U32 x) {
3378 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3379 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3382 PERL_STATIC_INLINE U16
3383 my_swap16(const U16 x) {
3384 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3387 # define htonl(x) my_swap32(x)
3388 # define ntohl(x) my_swap32(x)
3389 # define ntohs(x) my_swap16(x)
3390 # define htons(x) my_swap16(x)
3392 # error "Unsupported byteorder"
3393 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3394 the error message. Please check the value of the macro BYTEORDER, as defined
3395 in config.h. The values of BYTEORDER we expect are
3397 big endian little endian
3398 32 bit 0x4321 0x1234
3399 64 bit 0x87654321 0x12345678
3401 If you have a system with a different byte order, please see
3402 pod/perlhack.pod for how to submit a patch to add supporting code.
3408 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3411 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3412 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3413 re-order their values. However, to behave identically to the alternative
3414 implementations, they should truncate to the correct size. */
3415 # define vtohl(x) ((x)&0xFFFFFFFF)
3416 # define vtohs(x) ((x)&0xFFFF)
3417 # define htovl(x) vtohl(x)
3418 # define htovs(x) vtohs(x)
3419 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3420 # define vtohl(x) ((((x)&0xFF)<<24) \
3422 +(((x)&0x0000FF00)<<8) \
3423 +(((x)&0x00FF0000)>>8) )
3424 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3425 # define htovl(x) vtohl(x)
3426 # define htovs(x) vtohs(x)
3428 # error "Unsupported byteorder"
3429 /* If you have need for current perl on PDP-11 or similar, and can help test
3430 that blead keeps working on a mixed-endian system, then see
3431 pod/perlhack.pod for how to submit patches to things working again. */
3434 /* *MAX Plus 1. A floating point value.
3435 Hopefully expressed in a way that dodgy floating point can't mess up.
3436 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3438 May find that some broken compiler will want the value cast to I32.
3439 [after the shift, as signed >> may not be as secure as unsigned >>]
3441 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3442 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3443 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3444 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3445 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3447 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3449 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3450 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3451 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3453 /* This may look like unnecessary jumping through hoops, but converting
3454 out of range floating point values to integers *is* undefined behaviour,
3455 and it is starting to bite.
3458 #define I_32(what) (cast_i32((NV)(what)))
3459 #define U_32(what) (cast_ulong((NV)(what)))
3460 #define I_V(what) (cast_iv((NV)(what)))
3461 #define U_V(what) (cast_uv((NV)(what)))
3463 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3464 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3465 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3466 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3467 : ((n) < U32_MAX_P1 ? (U32) (n) \
3468 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3469 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3470 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3471 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3472 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3473 : ((n) < UV_MAX_P1 ? (UV) (n) \
3474 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3477 #define U_S(what) ((U16)U_32(what))
3478 #define U_I(what) ((unsigned int)U_32(what))
3479 #define U_L(what) U_32(what)
3482 # define Perl_signbit signbit
3485 /* These do not care about the fractional part, only about the range. */
3486 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3487 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3489 /* Used with UV/IV arguments: */
3490 /* XXXX: need to speed it up */
3491 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3492 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3499 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3500 Uid_t getuid (void);
3501 Uid_t geteuid (void);
3502 Gid_t getgid (void);
3503 Gid_t getegid (void);
3507 #ifndef Perl_debug_log
3508 # define Perl_debug_log PerlIO_stderr()
3511 #ifndef Perl_error_log
3512 # define Perl_error_log (PL_stderrgv \
3513 && isGV(PL_stderrgv) \
3514 && GvIOp(PL_stderrgv) \
3515 && IoOFP(GvIOp(PL_stderrgv)) \
3516 ? IoOFP(GvIOp(PL_stderrgv)) \
3521 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3522 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3523 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3524 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3525 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3526 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3527 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3528 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3529 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3530 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3531 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3532 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3533 /* U is reserved for Unofficial, exploratory hacking */
3534 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3535 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3536 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3537 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3538 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3539 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3540 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3541 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3542 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3543 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3544 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3545 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3546 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3547 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3548 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3550 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3551 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3552 that something was done? */
3554 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3555 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3556 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3557 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3558 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3559 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3560 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3561 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3562 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3563 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3564 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3565 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3566 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3567 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3568 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3569 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3570 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3571 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3572 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3573 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3574 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3575 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3576 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3577 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3578 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3579 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3580 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3581 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3582 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3586 # define DEBUG_p_TEST DEBUG_p_TEST_
3587 # define DEBUG_s_TEST DEBUG_s_TEST_
3588 # define DEBUG_l_TEST DEBUG_l_TEST_
3589 # define DEBUG_t_TEST DEBUG_t_TEST_
3590 # define DEBUG_o_TEST DEBUG_o_TEST_
3591 # define DEBUG_c_TEST DEBUG_c_TEST_
3592 # define DEBUG_P_TEST DEBUG_P_TEST_
3593 # define DEBUG_m_TEST DEBUG_m_TEST_
3594 # define DEBUG_f_TEST DEBUG_f_TEST_
3595 # define DEBUG_r_TEST DEBUG_r_TEST_
3596 # define DEBUG_x_TEST DEBUG_x_TEST_
3597 # define DEBUG_u_TEST DEBUG_u_TEST_
3598 # define DEBUG_U_TEST DEBUG_U_TEST_
3599 # define DEBUG_H_TEST DEBUG_H_TEST_
3600 # define DEBUG_X_TEST DEBUG_X_TEST_
3601 # define DEBUG_D_TEST DEBUG_D_TEST_
3602 # define DEBUG_S_TEST DEBUG_S_TEST_
3603 # define DEBUG_T_TEST DEBUG_T_TEST_
3604 # define DEBUG_R_TEST DEBUG_R_TEST_
3605 # define DEBUG_J_TEST DEBUG_J_TEST_
3606 # define DEBUG_v_TEST DEBUG_v_TEST_
3607 # define DEBUG_C_TEST DEBUG_C_TEST_
3608 # define DEBUG_A_TEST DEBUG_A_TEST_
3609 # define DEBUG_q_TEST DEBUG_q_TEST_
3610 # define DEBUG_M_TEST DEBUG_M_TEST_
3611 # define DEBUG_B_TEST DEBUG_B_TEST_
3612 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3613 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3614 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3616 # define PERL_DEB(a) a
3617 # define PERL_DEBUG(a) if (PL_debug) a
3618 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3619 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3620 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3621 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3622 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3623 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3624 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3626 /* Temporarily turn off memory debugging in case the a
3627 * does memory allocation, either directly or indirectly. */
3628 # define DEBUG_m(a) \
3630 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3633 # define DEBUG__(t, a) \
3635 if (t) STMT_START {a;} STMT_END; \
3638 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3639 #ifndef PERL_EXT_RE_BUILD
3640 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3642 # define DEBUG_r(a) STMT_START {a;} STMT_END
3643 #endif /* PERL_EXT_RE_BUILD */
3644 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3645 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3646 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3647 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3648 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3649 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3650 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3651 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3652 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3654 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3655 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3656 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3657 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3658 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3659 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3660 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3661 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3662 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3664 #else /* DEBUGGING */
3666 # define DEBUG_p_TEST (0)
3667 # define DEBUG_s_TEST (0)
3668 # define DEBUG_l_TEST (0)
3669 # define DEBUG_t_TEST (0)
3670 # define DEBUG_o_TEST (0)
3671 # define DEBUG_c_TEST (0)
3672 # define DEBUG_P_TEST (0)
3673 # define DEBUG_m_TEST (0)
3674 # define DEBUG_f_TEST (0)
3675 # define DEBUG_r_TEST (0)
3676 # define DEBUG_x_TEST (0)
3677 # define DEBUG_u_TEST (0)
3678 # define DEBUG_U_TEST (0)
3679 # define DEBUG_H_TEST (0)
3680 # define DEBUG_X_TEST (0)
3681 # define DEBUG_D_TEST (0)
3682 # define DEBUG_S_TEST (0)
3683 # define DEBUG_T_TEST (0)
3684 # define DEBUG_R_TEST (0)
3685 # define DEBUG_J_TEST (0)
3686 # define DEBUG_v_TEST (0)
3687 # define DEBUG_C_TEST (0)
3688 # define DEBUG_A_TEST (0)
3689 # define DEBUG_q_TEST (0)
3690 # define DEBUG_M_TEST (0)
3691 # define DEBUG_B_TEST (0)
3692 # define DEBUG_Xv_TEST (0)
3693 # define DEBUG_Uv_TEST (0)
3694 # define DEBUG_Pv_TEST (0)
3696 # define PERL_DEB(a)
3697 # define PERL_DEBUG(a)
3723 # define DEBUG_Xv(a)
3724 # define DEBUG_Uv(a)
3725 # define DEBUG_Pv(a)
3726 #endif /* DEBUGGING */
3729 #define DEBUG_SCOPE(where) \
3731 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3732 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3733 __FILE__, __LINE__));
3735 #if defined(DEBUGGING) && defined(I_ASSERT)
3736 # include <assert.h>
3739 /* Keep the old croak based assert for those who want it, and as a fallback if
3740 the platform is so heretically non-ANSI that it can't assert. */
3742 #define Perl_assert(what) PERL_DEB( \
3743 ((what) ? ((void) 0) : \
3744 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3745 "\", line %d", STRINGIFY(what), __LINE__), \
3749 # define assert(what) Perl_assert(what)
3752 # define assert_(what) assert(what),
3754 # define assert_(what)
3758 I32 (*uf_val)(pTHX_ IV, SV*);
3759 I32 (*uf_set)(pTHX_ IV, SV*);
3763 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3764 * XS code wanting to be backward compatible can do something
3765 * like the following:
3767 #ifndef PERL_MG_UFUNC
3768 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3771 static PERL_MG_UFUNC(foo_get, index, val)
3781 #ifndef PERL_MG_UFUNC
3782 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3785 /* Fix these up for __STDC__ */
3786 #ifndef DONT_DECLARE_STD
3787 char *mktemp (char*);
3789 double atof (const char*);
3794 /* All of these are in stdlib.h or time.h for ANSI C */
3796 struct tm *gmtime(), *localtime();
3798 char *(strchr)(), *(strrchr)();
3799 char *(strcpy)(), *(strcat)();
3801 char *strchr(), *strrchr();
3802 char *strcpy(), *strcat();
3804 #endif /* ! STANDARD_C */
3811 double exp (double);
3812 double log (double);
3813 double log10 (double);
3814 double sqrt (double);
3815 double frexp (double,int*);
3816 double ldexp (double,int);
3817 double modf (double,double*);
3818 double sin (double);
3819 double cos (double);
3820 double atan2 (double,double);
3821 double pow (double,double);
3825 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3826 # define NV_INF LDBL_INFINITY
3828 #if !defined(NV_INF) && defined(DBL_INFINITY)
3829 # define NV_INF (NV)DBL_INFINITY
3831 #if !defined(NV_INF) && defined(INFINITY)
3832 # define NV_INF (NV)INFINITY
3834 #if !defined(NV_INF) && defined(INF)
3835 # define NV_INF (NV)INF
3837 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3838 # define NV_INF (NV)HUGE_VALL
3840 #if !defined(NV_INF) && defined(HUGE_VAL)
3841 # define NV_INF (NV)HUGE_VAL
3844 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3845 # if !defined(NV_NAN) && defined(LDBL_NAN)
3846 # define NV_NAN LDBL_NAN
3848 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3849 # define NV_NAN LDBL_QNAN
3851 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3852 # define NV_NAN LDBL_SNAN
3855 #if !defined(NV_NAN) && defined(DBL_NAN)
3856 # define NV_NAN (NV)DBL_NAN
3858 #if !defined(NV_NAN) && defined(DBL_QNAN)
3859 # define NV_NAN (NV)DBL_QNAN
3861 #if !defined(NV_NAN) && defined(DBL_SNAN)
3862 # define NV_NAN (NV)DBL_SNAN
3864 #if !defined(NV_NAN) && defined(QNAN)
3865 # define NV_NAN (NV)QNAN
3867 #if !defined(NV_NAN) && defined(SNAN)
3868 # define NV_NAN (NV)SNAN
3870 #if !defined(NV_NAN) && defined(NAN)
3871 # define NV_NAN (NV)NAN
3875 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3876 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3878 # if !defined(WIN32) && !defined(VMS)
3880 char *crypt (const char*, const char*);
3882 # endif /* !WIN32 */
3883 # endif /* !NeXT && !__NeXT__ */
3884 # ifndef DONT_DECLARE_STD
3886 char *getenv (const char*);
3887 # endif /* !getenv */
3888 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3889 # ifdef _FILE_OFFSET_BITS
3890 # if _FILE_OFFSET_BITS == 64
3891 Off_t lseek (int,Off_t,int);
3895 # endif /* !DONT_DECLARE_STD */
3898 char *getlogin (void);
3900 # endif /* !WIN32 */
3901 #endif /* !__cplusplus */
3903 /* Fixme on VMS. This needs to be a run-time, not build time options */
3904 /* Also rename() is affected by this */
3905 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3906 #define UNLINK unlnk
3907 I32 unlnk (pTHX_ const char*);
3909 #define UNLINK PerlLIO_unlink
3912 /* some versions of glibc are missing the setresuid() proto */
3913 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3914 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3916 /* some versions of glibc are missing the setresgid() proto */
3917 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3918 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3921 #ifndef HAS_SETREUID
3922 # ifdef HAS_SETRESUID
3923 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3924 # define HAS_SETREUID
3927 #ifndef HAS_SETREGID
3928 # ifdef HAS_SETRESGID
3929 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3930 # define HAS_SETREGID
3934 /* Sighandler_t defined in iperlsys.h */
3936 #ifdef HAS_SIGACTION
3937 typedef struct sigaction Sigsave_t;
3939 typedef Sighandler_t Sigsave_t;
3950 # define RUNOPS_DEFAULT Perl_runops_debug
3952 # define RUNOPS_DEFAULT Perl_runops_standard
3956 EXTERN_C void PerlIO_teardown(void);
3957 # ifdef USE_ITHREADS
3958 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3959 # define PERLIO_TERM \
3961 PerlIO_teardown(); \
3962 MUTEX_DESTROY(&PL_perlio_mutex);\
3965 # define PERLIO_INIT
3966 # define PERLIO_TERM PerlIO_teardown()
3969 # define PERLIO_INIT
3970 # define PERLIO_TERM
3974 # ifdef MUTEX_INIT_CALLS_MALLOC
3975 # define MALLOC_INIT \
3977 PL_malloc_mutex = NULL; \
3978 MUTEX_INIT(&PL_malloc_mutex); \
3980 # define MALLOC_TERM \
3982 perl_mutex tmp = PL_malloc_mutex; \
3983 PL_malloc_mutex = NULL; \
3984 MUTEX_DESTROY(&tmp); \
3987 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3988 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3991 # define MALLOC_INIT
3992 # define MALLOC_TERM
3995 #if defined(PERL_IMPLICIT_CONTEXT)
3997 struct perl_memory_debug_header;
3998 struct perl_memory_debug_header {
4003 struct perl_memory_debug_header *prev;
4004 struct perl_memory_debug_header *next;
4007 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4008 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4009 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4015 #ifdef PERL_TRACK_MEMPOOL
4016 # define INIT_TRACK_MEMPOOL(header, interp) \
4018 (header).interpreter = (interp); \
4019 (header).prev = (header).next = &(header); \
4022 # define INIT_TRACK_MEMPOOL(header, interp)
4025 #ifdef I_MALLOCMALLOC
4026 /* Needed for malloc_size(), malloc_good_size() on some systems */
4027 # include <malloc/malloc.h>
4031 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4033 # ifdef HAS_MALLOC_SIZE
4034 # ifdef PERL_TRACK_MEMPOOL
4035 # define Perl_safesysmalloc_size(where) \
4036 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4038 # define Perl_safesysmalloc_size(where) malloc_size(where)
4041 # ifdef HAS_MALLOC_GOOD_SIZE
4042 # ifdef PERL_TRACK_MEMPOOL
4043 # define Perl_malloc_good_size(how_much) \
4044 (malloc_good_size((how_much) + sTHX) - sTHX)
4046 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4049 /* Having this as the identity operation makes some code simpler. */
4050 # define Perl_malloc_good_size(how_much) (how_much)
4054 typedef int (*runops_proc_t)(pTHX);
4055 typedef void (*share_proc_t) (pTHX_ SV *sv);
4056 typedef int (*thrhook_proc_t) (pTHX);
4057 typedef OP* (*PPADDR_t[]) (pTHX);
4058 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4059 typedef void (*despatch_signals_proc_t) (pTHX);
4061 /* NeXT has problems with crt0.o globals */
4062 #if defined(__DYNAMIC__) && \
4063 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4064 # if defined(NeXT) || defined(__NeXT)
4065 # include <mach-o/dyld.h>
4066 # define environ (*environ_pointer)
4067 EXT char *** environ_pointer;
4069 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4070 # include <crt_externs.h> /* for the env array */
4071 # define environ (*_NSGetEnviron())
4075 /* VMS and some other platforms don't use the environ array */
4076 # ifdef USE_ENVIRON_ARRAY
4077 # if !defined(DONT_DECLARE_STD) || \
4078 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4080 extern char ** environ; /* environment variables supplied via exec */
4085 #define PERL_PATCHLEVEL_H_IMPLICIT
4086 #include "patchlevel.h"
4087 #undef PERL_PATCHLEVEL_H_IMPLICIT
4089 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4090 STRINGIFY(PERL_VERSION) "." \
4091 STRINGIFY(PERL_SUBVERSION)
4093 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4094 STRINGIFY(PERL_API_VERSION) "." \
4095 STRINGIFY(PERL_API_SUBVERSION)
4099 /* handy constants */
4100 EXTCONST char PL_warn_uninit[]
4101 INIT("Use of uninitialized value%s%s%s");
4102 EXTCONST char PL_warn_uninit_sv[]
4103 INIT("Use of uninitialized value%"SVf"%s%s");
4104 EXTCONST char PL_warn_nosemi[]
4105 INIT("Semicolon seems to be missing");
4106 EXTCONST char PL_warn_reserved[]
4107 INIT("Unquoted string \"%s\" may clash with future reserved word");
4108 EXTCONST char PL_warn_nl[]
4109 INIT("Unsuccessful %s on filename containing newline");
4110 EXTCONST char PL_no_wrongref[]
4111 INIT("Can't use %s ref as %s ref");
4112 /* The core no longer needs these here. If you require the string constant,
4113 please inline a copy into your own code. */
4114 EXTCONST char PL_no_symref[] __attribute__deprecated__
4115 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4116 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4117 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4118 EXTCONST char PL_no_usym[]
4119 INIT("Can't use an undefined value as %s reference");
4120 EXTCONST char PL_no_aelem[]
4121 INIT("Modification of non-creatable array value attempted, subscript %d");
4122 EXTCONST char PL_no_helem_sv[]
4123 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4124 EXTCONST char PL_no_modify[]
4125 INIT("Modification of a read-only value attempted");
4126 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4127 INIT("Out of memory!\n");
4128 EXTCONST char PL_no_security[]
4129 INIT("Insecure dependency in %s%s");
4130 EXTCONST char PL_no_sock_func[]
4131 INIT("Unsupported socket function \"%s\" called");
4132 EXTCONST char PL_no_dir_func[]
4133 INIT("Unsupported directory function \"%s\" called");
4134 EXTCONST char PL_no_func[]
4135 INIT("The %s function is unimplemented");
4136 EXTCONST char PL_no_myglob[]
4137 INIT("\"%s\" variable %s can't be in a package");
4138 EXTCONST char PL_no_localize_ref[]
4139 INIT("Can't localize through a reference");
4140 EXTCONST char PL_memory_wrap[]
4141 INIT("panic: memory wrap");
4143 EXTCONST char PL_Yes[]
4145 EXTCONST char PL_No[]
4147 EXTCONST char PL_hexdigit[]
4148 INIT("0123456789abcdef0123456789ABCDEF");
4150 /* This is constant on most architectures, a global on OS/2 */
4152 EXTCONST char PL_sh_path[]
4153 INIT(SH_PATH); /* full path of shell */
4157 EXTCONST char PL_cshname[]
4159 # define PL_cshlen (sizeof(CSH "") - 1)
4162 /* These are baked at compile time into any shared perl library.
4163 In future releases this will allow us in main() to sanity test the
4164 library we're linking against. */
4166 EXTCONST U8 PL_revision
4167 INIT(PERL_REVISION);
4168 EXTCONST U8 PL_version
4170 EXTCONST U8 PL_subversion
4171 INIT(PERL_SUBVERSION);
4173 EXTCONST char PL_uuemap[65]
4174 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4177 EXTCONST char PL_uudmap[256] =
4179 # include "uuudmap.h"
4181 # include "uudmap.h"
4184 EXTCONST char PL_bitcount[256] =
4186 # include "ubitcount.h"
4188 # include "bitcount.h"
4191 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4192 EXTCONST int PL_sig_num[] = { SIG_NUM };
4194 EXTCONST char PL_uudmap[256];
4195 EXTCONST char PL_bitcount[256];
4196 EXTCONST char* const PL_sig_name[];
4197 EXTCONST int PL_sig_num[];
4200 /* fast conversion and case folding tables. The folding tables complement the
4201 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4202 * folds such as outside the range or to multiple characters. */
4207 /* The EBCDIC fold table depends on the code page, and hence is found in
4210 EXTCONST unsigned char PL_fold[] = {
4211 0, 1, 2, 3, 4, 5, 6, 7,
4212 8, 9, 10, 11, 12, 13, 14, 15,
4213 16, 17, 18, 19, 20, 21, 22, 23,
4214 24, 25, 26, 27, 28, 29, 30, 31,
4215 32, 33, 34, 35, 36, 37, 38, 39,
4216 40, 41, 42, 43, 44, 45, 46, 47,
4217 48, 49, 50, 51, 52, 53, 54, 55,
4218 56, 57, 58, 59, 60, 61, 62, 63,
4219 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4220 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4221 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4222 'x', 'y', 'z', 91, 92, 93, 94, 95,
4223 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4224 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4225 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4226 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4227 128, 129, 130, 131, 132, 133, 134, 135,
4228 136, 137, 138, 139, 140, 141, 142, 143,
4229 144, 145, 146, 147, 148, 149, 150, 151,
4230 152, 153, 154, 155, 156, 157, 158, 159,
4231 160, 161, 162, 163, 164, 165, 166, 167,
4232 168, 169, 170, 171, 172, 173, 174, 175,
4233 176, 177, 178, 179, 180, 181, 182, 183,
4234 184, 185, 186, 187, 188, 189, 190, 191,
4235 192, 193, 194, 195, 196, 197, 198, 199,
4236 200, 201, 202, 203, 204, 205, 206, 207,
4237 208, 209, 210, 211, 212, 213, 214, 215,
4238 216, 217, 218, 219, 220, 221, 222, 223,
4239 224, 225, 226, 227, 228, 229, 230, 231,
4240 232, 233, 234, 235, 236, 237, 238, 239,
4241 240, 241, 242, 243, 244, 245, 246, 247,
4242 248, 249, 250, 251, 252, 253, 254, 255
4244 EXTCONST unsigned char PL_fold_latin1[] = {
4245 /* Full latin1 complement folding, except for three problematic code points:
4246 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4247 * fold complements outside the Latin1 range, so can't match something
4248 * that isn't in utf8.
4249 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4250 * not one, so can't be represented in this table.
4252 * All have to be specially handled */
4253 0, 1, 2, 3, 4, 5, 6, 7,
4254 8, 9, 10, 11, 12, 13, 14, 15,
4255 16, 17, 18, 19, 20, 21, 22, 23,
4256 24, 25, 26, 27, 28, 29, 30, 31,
4257 32, 33, 34, 35, 36, 37, 38, 39,
4258 40, 41, 42, 43, 44, 45, 46, 47,
4259 48, 49, 50, 51, 52, 53, 54, 55,
4260 56, 57, 58, 59, 60, 61, 62, 63,
4261 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4262 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4263 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4264 'x', 'y', 'z', 91, 92, 93, 94, 95,
4265 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4266 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4267 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4268 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4269 128, 129, 130, 131, 132, 133, 134, 135,
4270 136, 137, 138, 139, 140, 141, 142, 143,
4271 144, 145, 146, 147, 148, 149, 150, 151,
4272 152, 153, 154, 155, 156, 157, 158, 159,
4273 160, 161, 162, 163, 164, 165, 166, 167,
4274 168, 169, 170, 171, 172, 173, 174, 175,
4275 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4276 184, 185, 186, 187, 188, 189, 190, 191,
4277 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4278 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4279 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4280 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4281 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4282 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4283 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4284 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4285 255 /* y with diaeresis */
4287 #endif /* !EBCDIC, but still in DOINIT */
4289 /* If these tables are accessed through ebcdic, the access will be converted to
4291 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4292 0, 1, 2, 3, 4, 5, 6, 7,
4293 8, 9, 10, 11, 12, 13, 14, 15,
4294 16, 17, 18, 19, 20, 21, 22, 23,
4295 24, 25, 26, 27, 28, 29, 30, 31,
4296 32, 33, 34, 35, 36, 37, 38, 39,
4297 40, 41, 42, 43, 44, 45, 46, 47,
4298 48, 49, 50, 51, 52, 53, 54, 55,
4299 56, 57, 58, 59, 60, 61, 62, 63,
4300 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4301 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4302 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4303 'x', 'y', 'z', 91, 92, 93, 94, 95,
4304 96, 97, 98, 99, 100, 101, 102, 103,
4305 104, 105, 106, 107, 108, 109, 110, 111,
4306 112, 113, 114, 115, 116, 117, 118, 119,
4307 120, 121, 122, 123, 124, 125, 126, 127,
4308 128, 129, 130, 131, 132, 133, 134, 135,
4309 136, 137, 138, 139, 140, 141, 142, 143,
4310 144, 145, 146, 147, 148, 149, 150, 151,
4311 152, 153, 154, 155, 156, 157, 158, 159,
4312 160, 161, 162, 163, 164, 165, 166, 167,
4313 168, 169, 170, 171, 172, 173, 174, 175,
4314 176, 177, 178, 179, 180, 181, 182, 183,
4315 184, 185, 186, 187, 188, 189, 190, 191,
4316 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4317 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4318 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4319 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4320 224, 225, 226, 227, 228, 229, 230, 231,
4321 232, 233, 234, 235, 236, 237, 238, 239,
4322 240, 241, 242, 243, 244, 245, 246, 247,
4323 248, 249, 250, 251, 252, 253, 254, 255
4326 /* upper and title case of latin1 characters, modified so that the three tricky
4327 * ones are mapped to 255 (which is one of the three) */
4328 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4329 0, 1, 2, 3, 4, 5, 6, 7,
4330 8, 9, 10, 11, 12, 13, 14, 15,
4331 16, 17, 18, 19, 20, 21, 22, 23,
4332 24, 25, 26, 27, 28, 29, 30, 31,
4333 32, 33, 34, 35, 36, 37, 38, 39,
4334 40, 41, 42, 43, 44, 45, 46, 47,
4335 48, 49, 50, 51, 52, 53, 54, 55,
4336 56, 57, 58, 59, 60, 61, 62, 63,
4337 64, 65, 66, 67, 68, 69, 70, 71,
4338 72, 73, 74, 75, 76, 77, 78, 79,
4339 80, 81, 82, 83, 84, 85, 86, 87,
4340 88, 89, 90, 91, 92, 93, 94, 95,
4341 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4342 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4343 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4344 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4345 128, 129, 130, 131, 132, 133, 134, 135,
4346 136, 137, 138, 139, 140, 141, 142, 143,
4347 144, 145, 146, 147, 148, 149, 150, 151,
4348 152, 153, 154, 155, 156, 157, 158, 159,
4349 160, 161, 162, 163, 164, 165, 166, 167,
4350 168, 169, 170, 171, 172, 173, 174, 175,
4351 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4352 184, 185, 186, 187, 188, 189, 190, 191,
4353 192, 193, 194, 195, 196, 197, 198, 199,
4354 200, 201, 202, 203, 204, 205, 206, 207,
4355 208, 209, 210, 211, 212, 213, 214, 215,
4356 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4357 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4358 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4359 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4360 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4362 #else /* ! DOINIT */
4364 EXTCONST unsigned char PL_fold[];
4365 EXTCONST unsigned char PL_fold_latin1[];
4367 EXTCONST unsigned char PL_mod_latin1_uc[];
4368 EXTCONST unsigned char PL_latin1_lc[];
4371 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4373 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4374 0, 1, 2, 3, 4, 5, 6, 7,
4375 8, 9, 10, 11, 12, 13, 14, 15,
4376 16, 17, 18, 19, 20, 21, 22, 23,
4377 24, 25, 26, 27, 28, 29, 30, 31,
4378 32, 33, 34, 35, 36, 37, 38, 39,
4379 40, 41, 42, 43, 44, 45, 46, 47,
4380 48, 49, 50, 51, 52, 53, 54, 55,
4381 56, 57, 58, 59, 60, 61, 62, 63,
4382 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4383 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4384 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4385 'x', 'y', 'z', 91, 92, 93, 94, 95,
4386 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4387 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4388 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4389 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4390 128, 129, 130, 131, 132, 133, 134, 135,
4391 136, 137, 138, 139, 140, 141, 142, 143,
4392 144, 145, 146, 147, 148, 149, 150, 151,
4393 152, 153, 154, 155, 156, 157, 158, 159,
4394 160, 161, 162, 163, 164, 165, 166, 167,
4395 168, 169, 170, 171, 172, 173, 174, 175,
4396 176, 177, 178, 179, 180, 181, 182, 183,
4397 184, 185, 186, 187, 188, 189, 190, 191,
4398 192, 193, 194, 195, 196, 197, 198, 199,
4399 200, 201, 202, 203, 204, 205, 206, 207,
4400 208, 209, 210, 211, 212, 213, 214, 215,
4401 216, 217, 218, 219, 220, 221, 222, 223,
4402 224, 225, 226, 227, 228, 229, 230, 231,
4403 232, 233, 234, 235, 236, 237, 238, 239,
4404 240, 241, 242, 243, 244, 245, 246, 247,
4405 248, 249, 250, 251, 252, 253, 254, 255
4408 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4410 #endif /* !PERL_GLOBAL_STRUCT */
4414 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4415 1, 2, 84, 151, 154, 155, 156, 157,
4416 165, 246, 250, 3, 158, 7, 18, 29,
4417 40, 51, 62, 73, 85, 96, 107, 118,
4418 129, 140, 147, 148, 149, 150, 152, 153,
4419 255, 6, 8, 9, 10, 11, 12, 13,
4420 14, 15, 24, 25, 26, 27, 28, 226,
4421 29, 30, 31, 32, 33, 43, 44, 45,
4422 46, 47, 48, 49, 50, 76, 77, 78,
4423 79, 80, 81, 82, 83, 84, 85, 86,
4424 87, 94, 95, 234, 181, 233, 187, 190,
4425 180, 96, 97, 98, 99, 100, 101, 102,
4426 104, 112, 182, 174, 236, 232, 229, 103,
4427 228, 226, 114, 115, 116, 117, 118, 119,
4428 120, 121, 122, 235, 176, 230, 194, 162,
4429 130, 131, 132, 133, 134, 135, 136, 137,
4430 138, 139, 201, 205, 163, 217, 220, 224,
4431 5, 248, 227, 244, 242, 255, 241, 231,
4432 240, 253, 16, 197, 19, 20, 21, 187,
4433 23, 169, 210, 245, 237, 249, 247, 239,
4434 168, 252, 34, 196, 36, 37, 38, 39,
4435 41, 42, 251, 254, 238, 223, 221, 213,
4436 225, 177, 52, 53, 54, 55, 56, 57,
4437 58, 59, 60, 61, 63, 64, 65, 66,
4438 67, 68, 69, 70, 71, 72, 74, 75,
4439 205, 208, 186, 202, 200, 218, 198, 179,
4440 178, 214, 88, 89, 90, 91, 92, 93,
4441 217, 166, 170, 207, 199, 209, 206, 204,
4442 160, 212, 105, 106, 108, 109, 110, 111,
4443 203, 113, 216, 215, 192, 175, 193, 243,
4444 172, 161, 123, 124, 125, 126, 127, 128,
4445 222, 219, 211, 195, 188, 193, 185, 184,
4446 191, 183, 141, 142, 143, 144, 145, 146
4448 #else /* ascii rather than ebcdic */
4449 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4450 1, 2, 84, 151, 154, 155, 156, 157,
4451 165, 246, 250, 3, 158, 7, 18, 29,
4452 40, 51, 62, 73, 85, 96, 107, 118,
4453 129, 140, 147, 148, 149, 150, 152, 153,
4454 255, 182, 224, 205, 174, 176, 180, 217,
4455 233, 232, 236, 187, 235, 228, 234, 226,
4456 222, 219, 211, 195, 188, 193, 185, 184,
4457 191, 183, 201, 229, 181, 220, 194, 162,
4458 163, 208, 186, 202, 200, 218, 198, 179,
4459 178, 214, 166, 170, 207, 199, 209, 206,
4460 204, 160, 212, 216, 215, 192, 175, 173,
4461 243, 172, 161, 190, 203, 189, 164, 230,
4462 167, 248, 227, 244, 242, 255, 241, 231,
4463 240, 253, 169, 210, 245, 237, 249, 247,
4464 239, 168, 252, 251, 254, 238, 223, 221,
4465 213, 225, 177, 197, 171, 196, 159, 4,
4466 5, 6, 8, 9, 10, 11, 12, 13,
4467 14, 15, 16, 17, 19, 20, 21, 22,
4468 23, 24, 25, 26, 27, 28, 30, 31,
4469 32, 33, 34, 35, 36, 37, 38, 39,
4470 41, 42, 43, 44, 45, 46, 47, 48,
4471 49, 50, 52, 53, 54, 55, 56, 57,
4472 58, 59, 60, 61, 63, 64, 65, 66,
4473 67, 68, 69, 70, 71, 72, 74, 75,
4474 76, 77, 78, 79, 80, 81, 82, 83,
4475 86, 87, 88, 89, 90, 91, 92, 93,
4476 94, 95, 97, 98, 99, 100, 101, 102,
4477 103, 104, 105, 106, 108, 109, 110, 111,
4478 112, 113, 114, 115, 116, 117, 119, 120,
4479 121, 122, 123, 124, 125, 126, 127, 128,
4480 130, 131, 132, 133, 134, 135, 136, 137,
4481 138, 139, 141, 142, 143, 144, 145, 146
4485 EXTCONST unsigned char PL_freq[];
4488 /* Although only used for debugging, these constants must be available in
4489 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4490 * which has DEBUGGING enabled always */
4492 EXTCONST char* const PL_block_type[] = {
4507 EXTCONST char* PL_block_type[];
4510 /* These are all the compile time options that affect binary compatibility.
4511 Other compile time options that are binary compatible are in perl.c
4512 Both are combined for the output of perl -V
4513 However, this string will be embedded in any shared perl library, which will
4514 allow us add a comparison check in perlmain.c in the near future. */
4516 EXTCONST char PL_bincompat_options[] =
4517 # ifdef DEBUG_LEAKING_SCALARS
4518 " DEBUG_LEAKING_SCALARS"
4520 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4521 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4529 # ifdef HAVE_INTERP_INTERN
4530 " HAVE_INTERP_INTERN"
4532 # ifdef MULTIPLICITY
4538 # ifdef PERLIO_LAYERS
4541 # ifdef PERL_DEBUG_READONLY_OPS
4542 " PERL_DEBUG_READONLY_OPS"
4544 # ifdef PERL_GLOBAL_STRUCT
4545 " PERL_GLOBAL_STRUCT"
4547 # ifdef PERL_IMPLICIT_CONTEXT
4548 " PERL_IMPLICIT_CONTEXT"
4550 # ifdef PERL_IMPLICIT_SYS
4551 " PERL_IMPLICIT_SYS"
4559 # ifdef PERL_NEED_APPCTX
4562 # ifdef PERL_NEED_TIMESBASE
4563 " PERL_NEED_TIMESBASE"
4565 # ifdef PERL_OLD_COPY_ON_WRITE
4566 " PERL_OLD_COPY_ON_WRITE"
4571 # ifdef PERL_SAWAMPERSAND
4572 " PERL_SAWAMPERSAND"
4574 # ifdef PERL_TRACK_MEMPOOL
4575 " PERL_TRACK_MEMPOOL"
4577 # ifdef PERL_USES_PL_PIDSTATUS
4578 " PERL_USES_PL_PIDSTATUS"
4580 # ifdef USE_64_BIT_ALL
4583 # ifdef USE_64_BIT_INT
4589 # ifdef USE_ITHREADS
4592 # ifdef USE_LARGE_FILES
4595 # ifdef USE_LOCALE_COLLATE
4596 " USE_LOCALE_COLLATE"
4598 # ifdef USE_LOCALE_NUMERIC
4599 " USE_LOCALE_NUMERIC"
4601 # ifdef USE_LONG_DOUBLE
4607 # ifdef USE_REENTRANT_API
4608 " USE_REENTRANT_API"
4616 # ifdef VMS_DO_SOCKETS
4619 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4620 " VMS_SHORTEN_LONG_SYMBOLS"
4622 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4623 " VMS_SYMBOL_CASE_AS_IS"
4627 EXTCONST char PL_bincompat_options[];
4630 #ifndef PERL_SET_PHASE
4631 # define PERL_SET_PHASE(new_phase) \
4632 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4633 PL_phase = new_phase;
4636 /* The interpreter phases. If these ever change, PL_phase_names right below will
4637 * need to be updated accordingly. */
4639 PERL_PHASE_CONSTRUCT = 0,
4640 PERL_PHASE_START = 1,
4641 PERL_PHASE_CHECK = 2,
4642 PERL_PHASE_INIT = 3,
4645 PERL_PHASE_DESTRUCT = 6
4649 EXTCONST char *const PL_phase_names[] = {
4659 EXTCONST char *const PL_phase_names[];
4663 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4664 * instead of using the newer PL_phase, which provides everything PL_dirty
4665 * provided, and more. */
4666 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4668 # define PL_amagic_generation PL_na
4669 #endif /* !PERL_CORE */
4671 #define PL_hints PL_compiling.cop_hints
4675 /*****************************************************************************/
4676 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4677 /*****************************************************************************/
4678 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4681 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4690 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4701 XTERMORDORDOR /* evil hack */
4702 /* update exp_name[] in toke.c if adding to this enum */
4705 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4706 special and there is no need for HINT_PRIVATE_MASK for COPs
4707 However, bitops store HINT_INTEGER in their op_private. */
4708 #define HINT_INTEGER 0x00000001 /* integer pragma */
4709 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4710 #define HINT_LOCALE 0x00000004 /* locale pragma */
4711 #define HINT_BYTES 0x00000008 /* bytes pragma */
4712 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4714 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4715 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4716 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4718 #define HINT_BLOCK_SCOPE 0x00000100
4719 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4720 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4721 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4723 /* The HINT_NEW_* constants are used by the overload pragma */
4724 #define HINT_NEW_INTEGER 0x00001000
4725 #define HINT_NEW_FLOAT 0x00002000
4726 #define HINT_NEW_BINARY 0x00004000
4727 #define HINT_NEW_STRING 0x00008000
4728 #define HINT_NEW_RE 0x00010000
4729 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4730 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4731 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4733 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4734 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4736 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4737 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4739 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4741 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4743 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4745 /* Note: Used for NATIVE_HINTS, currently
4746 defined by vms/vmsish.h:
4751 /* The following are stored in $^H{sort}, not in PL_hints */
4752 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4753 #define HINT_SORT_QUICKSORT 0x00000001
4754 #define HINT_SORT_MERGESORT 0x00000002
4755 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4757 /* flags for PL_sawampersand */
4759 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4760 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4761 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4763 #ifndef PERL_SAWAMPERSAND
4764 # define PL_sawampersand \
4765 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4768 /* Various states of the input record separator SV (rs) */
4769 #define RsSNARF(sv) (! SvOK(sv))
4770 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4771 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4772 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4774 /* A struct for keeping various DEBUGGING related stuff,
4775 * neatly packed. Currently only scratch variables for
4776 * constructing debug output are included. Needed always,
4777 * not just when DEBUGGING, though, because of the re extension. c*/
4778 struct perl_debug_pad {
4782 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4783 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4784 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4787 /* Enable variables which are pointers to functions */
4788 typedef void (*peep_t)(pTHX_ OP* o);
4789 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4790 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4791 char* strend, char* strbeg, I32 minend,
4792 SV* screamer, void* data, U32 flags);
4793 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4794 char *strpos, char *strend,
4796 re_scream_pos_data *d);
4797 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4798 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4799 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4800 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4802 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4803 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4804 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4805 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4806 typedef void (*XSINIT_t) (pTHX);
4807 typedef void (*ATEXIT_t) (pTHX_ void*);
4808 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4810 typedef OP* (*Perl_ppaddr_t)(pTHX);
4811 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4812 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4813 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4814 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4816 typedef void(*globhook_t)(pTHX);
4818 #define KEYWORD_PLUGIN_DECLINE 0
4819 #define KEYWORD_PLUGIN_STMT 1
4820 #define KEYWORD_PLUGIN_EXPR 2
4822 /* Interpreter exitlist entry */
4823 typedef struct exitlistentry {
4824 void (*fn) (pTHX_ void*);
4826 } PerlExitListEntry;
4828 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4829 /* These have to be before perlvars.h */
4830 #if !defined(HAS_SIGACTION) && defined(VMS)
4831 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4833 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4834 #if defined(KILL_BY_SIGPRC)
4835 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4838 #if !defined(MULTIPLICITY)
4840 struct interpreter {
4846 /* If we have multiple interpreters define a struct
4847 holding variables which must be per-interpreter
4848 If we don't have threads anything that would have
4849 be per-thread is per-interpreter.
4852 /* Set up PERLVAR macros for populating structs */
4853 # define PERLVAR(prefix,var,type) type prefix##var;
4855 /* 'var' is an array of length 'n' */
4856 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4858 /* initialize 'var' to init' */
4859 # define PERLVARI(prefix,var,type,init) type prefix##var;
4861 /* like PERLVARI, but make 'var' a const */
4862 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4864 struct interpreter {
4865 # include "intrpvar.h"
4868 EXTCONST U16 PL_interp_size
4869 INIT(sizeof(struct interpreter));
4871 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4872 STRUCT_OFFSET(struct interpreter, member) + \
4873 sizeof(((struct interpreter*)0)->member)
4875 /* This will be useful for subsequent releases, because this has to be the
4876 same in your libperl as in main(), else you have a mismatch and must abort.
4878 EXTCONST U16 PL_interp_size_5_18_0
4879 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4882 # ifdef PERL_GLOBAL_STRUCT
4883 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4884 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4887 # include "perlvars.h"
4890 EXTCONST U16 PL_global_struct_size
4891 INIT(sizeof(struct perl_vars));
4894 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4895 EXT struct perl_vars PL_Vars;
4896 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4897 # undef PERL_GET_VARS
4898 # define PERL_GET_VARS() PL_VarsPtr
4899 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4900 # else /* PERL_CORE */
4901 # if !defined(__GNUC__) || !defined(WIN32)
4904 struct perl_vars *PL_VarsPtr;
4905 # define PL_Vars (*((PL_VarsPtr) \
4906 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4907 # endif /* PERL_CORE */
4908 # endif /* PERL_GLOBAL_STRUCT */
4910 /* Done with PERLVAR macros for now ... */
4916 #endif /* MULTIPLICITY */
4918 struct tempsym; /* defined in pp_pack.c */
4923 #ifndef PERL_CALLCONV
4925 # define PERL_CALLCONV extern "C"
4927 # define PERL_CALLCONV
4930 #ifndef PERL_CALLCONV_NO_RET
4931 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4934 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4935 dont have a noreturn as a declaration specifier
4937 #ifndef PERL_STATIC_NO_RET
4938 # define PERL_STATIC_NO_RET STATIC
4940 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4941 builds that dont have a noreturn as a declaration specifier
4943 #ifndef PERL_STATIC_INLINE_NO_RET
4944 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4950 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4951 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4954 # include "malloc_ctl.h"
4959 /* this has structure inits, so it cannot be included before here */
4962 /* The following must follow proto.h as #defines mess up syntax */
4964 #if !defined(PERL_FOR_X2P)
4965 # include "embedvar.h"
4968 # undef PL_madskills
4970 # define PL_madskills 0
4974 /* Now include all the 'global' variables
4975 * If we don't have threads or multiple interpreters
4976 * these include variables that would have been their struct-s
4979 #define PERLVAR(prefix,var,type) EXT type PL_##var;
4980 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
4981 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
4982 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
4984 #if !defined(MULTIPLICITY)
4986 # include "intrpvar.h"
4991 /* All core uses now exterminated. Ensure no zombies can return: */
4995 /* Now all the config stuff is setup we can include embed.h
4996 In particular, need the relevant *ish file included already, as it may
4997 define HAVE_INTERP_INTERN */
5001 # define op_getmad(arg,pegop,slot) NOOP
5004 #ifndef PERL_GLOBAL_STRUCT
5007 # include "perlvars.h"
5019 /* dummy variables that hold pointers to both runops functions, thus forcing
5020 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5022 EXTCONST runops_proc_t PL_runops_std
5023 INIT(Perl_runops_standard);
5024 EXTCONST runops_proc_t PL_runops_dbg
5025 INIT(Perl_runops_debug);
5027 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5028 * magic vtables const, but this is incompatible with SWIG which
5029 * does want to modify the vtables. */
5030 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5031 # define EXT_MGVTBL EXTCONST MGVTBL
5033 # define EXT_MGVTBL EXT MGVTBL
5036 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5037 #define PERL_MAGIC_VALUE_MAGIC 0x80
5038 #define PERL_MAGIC_VTABLE_MASK 0x3F
5039 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5040 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5041 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5042 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5044 #include "mg_vtable.h"
5047 EXTCONST U8 PL_magic_data[256] =
5049 # include "umg_data.h"
5051 # include "mg_data.h"
5055 EXTCONST U8 PL_magic_data[256];
5059 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5061 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5063 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5065 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5067 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5069 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5071 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5075 EXTCONST bool PL_valid_types_IVX[];
5076 EXTCONST bool PL_valid_types_NVX[];
5077 EXTCONST bool PL_valid_types_PVX[];
5078 EXTCONST bool PL_valid_types_RV[];
5079 EXTCONST bool PL_valid_types_IV_set[];
5080 EXTCONST bool PL_valid_types_NV_set[];
5084 #ifndef PERL_NO_INLINE_FUNCTIONS
5085 /* Static inline funcs that depend on includes and declarations above.
5086 Some of these reference functions in the perl object files, and some
5087 compilers aren't smart enough to eliminate unused static inline
5088 functions, so including this file in source code can cause link errors
5089 even if the source code uses none of the functions. Hence including these
5090 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5091 (obviously) result in unworkable XS code, but allows simple probing code
5092 to continue to work, because it permits tests to include the perl headers
5093 for definitions without creating a link dependency on the perl library
5094 (which may not exist yet).
5097 # include "inline.h"
5100 #include "overload.h"
5109 CV* table[NofAMmeth];
5111 struct am_table_short {
5117 typedef struct am_table AMT;
5118 typedef struct am_table_short AMTS;
5120 #define AMGfallNEVER 1
5122 #define AMGfallYES 3
5124 #define AMTf_AMAGIC 1
5125 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5126 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5127 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5129 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5132 * some compilers like to redefine cos et alia as faster
5133 * (and less accurate?) versions called F_cos et cetera (Quidquid
5134 * latine dictum sit, altum viditur.) This trick collides with
5135 * the Perl overloading (amg). The following #defines fool both.
5140 # define F_atan2_amg atan2_amg
5143 # define F_cos_amg cos_amg
5146 # define F_exp_amg exp_amg
5149 # define F_log_amg log_amg
5152 # define F_pow_amg pow_amg
5155 # define F_sin_amg sin_amg
5158 # define F_sqrt_amg sqrt_amg
5160 #endif /* _FASTMATH */
5162 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5163 PERLDBf_NOOPT | PERLDBf_INTER | \
5164 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5165 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5167 /* No _NONAME, _GOTO */
5168 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5169 #define PERLDBf_LINE 0x02 /* Keep line # */
5170 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5171 #define PERLDBf_INTER 0x08 /* Preserve more data for
5172 later inspections */
5173 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5174 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5175 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5176 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5177 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5178 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5179 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5180 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5181 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5183 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5184 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5185 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5186 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5187 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5188 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5189 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5190 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5191 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5192 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5193 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5194 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5195 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5197 #ifdef USE_LOCALE_NUMERIC
5199 #define SET_NUMERIC_STANDARD() \
5200 set_numeric_standard();
5202 #define SET_NUMERIC_LOCAL() \
5203 set_numeric_local();
5205 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5207 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5209 /* Returns non-zero If either form of the locale pragma is in effect */
5210 #define IN_SOME_LOCALE_FORM_RUNTIME \
5211 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5213 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5214 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5215 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5218 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5219 #define IN_SOME_LOCALE_FORM \
5220 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5221 : IN_SOME_LOCALE_FORM_RUNTIME)
5223 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5224 bool was_local = PL_numeric_local && IN_LOCALE; \
5225 if (was_local) SET_NUMERIC_STANDARD();
5227 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5228 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5229 if (was_standard) SET_NUMERIC_LOCAL();
5231 #define RESTORE_NUMERIC_LOCAL() \
5232 if (was_local) SET_NUMERIC_LOCAL();
5234 #define RESTORE_NUMERIC_STANDARD() \
5235 if (was_standard) SET_NUMERIC_STANDARD();
5237 #define Atof my_atof
5239 #else /* !USE_LOCALE_NUMERIC */
5241 #define SET_NUMERIC_STANDARD() /**/
5242 #define SET_NUMERIC_LOCAL() /**/
5243 #define IS_NUMERIC_RADIX(a, b) (0)
5244 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5245 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5246 #define RESTORE_NUMERIC_LOCAL() /**/
5247 #define RESTORE_NUMERIC_STANDARD() /**/
5248 #define Atof my_atof
5249 #define IN_LOCALE_RUNTIME 0
5250 #define IN_LOCALE_COMPILETIME 0
5252 #endif /* !USE_LOCALE_NUMERIC */
5254 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5255 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5257 # define strtoll __strtoll /* secret handshake */
5260 # define strtoll _strtoi64 /* secret handshake */
5262 # if !defined(Strtol) && defined(HAS_STRTOLL)
5263 # define Strtol strtoll
5265 # if !defined(Strtol) && defined(HAS_STRTOQ)
5266 # define Strtol strtoq
5268 /* is there atoq() anywhere? */
5270 #if !defined(Strtol) && defined(HAS_STRTOL)
5271 # define Strtol strtol
5274 /* It would be more fashionable to use Strtol() to define atol()
5275 * (as is done for Atoul(), see below) but for backward compatibility
5276 * we just assume atol(). */
5277 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5278 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5280 # define atoll _atoi64 /* secret handshake */
5288 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5289 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5291 # define strtoull __strtoull /* secret handshake */
5294 # define strtoull _strtoui64 /* secret handshake */
5296 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5297 # define Strtoul strtoull
5299 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5300 # define Strtoul strtouq
5302 /* is there atouq() anywhere? */
5304 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5305 # define Strtoul strtoul
5307 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5308 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5311 # define Atoul(s) Strtoul(s, NULL, 10)
5315 /* if these never got defined, they need defaults */
5316 #ifndef PERL_SET_CONTEXT
5317 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5320 #ifndef PERL_GET_CONTEXT
5321 # define PERL_GET_CONTEXT PERL_GET_INTERP
5324 #ifndef PERL_GET_THX
5325 # define PERL_GET_THX ((void*)NULL)
5328 #ifndef PERL_SET_THX
5329 # define PERL_SET_THX(t) NOOP
5332 #ifndef PERL_SCRIPT_MODE
5333 #define PERL_SCRIPT_MODE "r"
5337 * Some operating systems are stingy with stack allocation,
5338 * so perl may have to guard against stack overflow.
5340 #ifndef PERL_STACK_OVERFLOW_CHECK
5341 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5345 * Some nonpreemptive operating systems find it convenient to
5346 * check for asynchronous conditions after each op execution.
5347 * Keep this check simple, or it may slow down execution
5352 # ifndef PERL_ASYNC_CHECK
5353 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5357 #ifndef PERL_ASYNC_CHECK
5358 # define PERL_ASYNC_CHECK() NOOP
5362 * On some operating systems, a memory allocation may succeed,
5363 * but put the process too close to the system's comfort limit.
5364 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5367 #ifndef PERL_ALLOC_CHECK
5368 #define PERL_ALLOC_CHECK(p) NOOP
5372 # include <sys/ipc.h>
5373 # include <sys/sem.h>
5374 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5377 struct semid_ds *buf;
5378 unsigned short *array;
5381 # ifdef USE_SEMCTL_SEMUN
5382 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5383 union gccbug_semun {
5385 struct semid_ds *buf;
5386 unsigned short *array;
5389 # define semun gccbug_semun
5391 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5393 # ifdef USE_SEMCTL_SEMID_DS
5394 # ifdef EXTRA_F_IN_SEMUN_BUF
5395 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5397 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5404 * Boilerplate macros for initializing and accessing interpreter-local
5405 * data from C. All statics in extensions should be reworked to use
5406 * this, if you want to make the extension thread-safe. See
5407 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5408 * and perlxs.pod for more.
5410 * Code that uses these macros is responsible for the following:
5411 * 1. #define MY_CXT_KEY to a unique string, e.g.
5412 * "DynaLoader::_guts" XS_VERSION
5413 * XXX in the current implementation, this string is ignored.
5414 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5415 * all the data that needs to be interpreter-local.
5416 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5417 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5418 * (typically put in the BOOT: section).
5419 * 5. Use the members of the my_cxt_t structure everywhere as
5421 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5425 #if defined(PERL_IMPLICIT_CONTEXT)
5427 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5428 * right after the definition (i.e. at file scope). The non-threads
5429 * case below uses it to declare the data as static. */
5430 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5431 # define START_MY_CXT
5432 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5433 # define MY_CXT_INIT_ARG MY_CXT_KEY
5435 # define START_MY_CXT static int my_cxt_index = -1;
5436 # define MY_CXT_INDEX my_cxt_index
5437 # define MY_CXT_INIT_ARG &my_cxt_index
5438 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5440 /* Creates and zeroes the per-interpreter data.
5441 * (We allocate my_cxtp in a Perl SV so that it will be released when
5442 * the interpreter goes away.) */
5443 # define MY_CXT_INIT \
5444 my_cxt_t *my_cxtp = \
5445 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5446 PERL_UNUSED_VAR(my_cxtp)
5447 # define MY_CXT_INIT_INTERP(my_perl) \
5448 my_cxt_t *my_cxtp = \
5449 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5450 PERL_UNUSED_VAR(my_cxtp)
5452 /* This declaration should be used within all functions that use the
5453 * interpreter-local data. */
5455 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5456 # define dMY_CXT_INTERP(my_perl) \
5457 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5459 /* Clones the per-interpreter data. */
5460 # define MY_CXT_CLONE \
5461 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5462 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5463 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5466 /* This macro must be used to access members of the my_cxt_t structure.
5467 * e.g. MY_CXT.some_data */
5468 # define MY_CXT (*my_cxtp)
5470 /* Judicious use of these macros can reduce the number of times dMY_CXT
5471 * is used. Use is similar to pTHX, aTHX etc. */
5472 # define pMY_CXT my_cxt_t *my_cxtp
5473 # define pMY_CXT_ pMY_CXT,
5474 # define _pMY_CXT ,pMY_CXT
5475 # define aMY_CXT my_cxtp
5476 # define aMY_CXT_ aMY_CXT,
5477 # define _aMY_CXT ,aMY_CXT
5479 #else /* PERL_IMPLICIT_CONTEXT */
5481 # define START_MY_CXT static my_cxt_t my_cxt;
5482 # define dMY_CXT_SV dNOOP
5483 # define dMY_CXT dNOOP
5484 # define dMY_CXT_INTERP(my_perl) dNOOP
5485 # define MY_CXT_INIT NOOP
5486 # define MY_CXT_CLONE NOOP
5487 # define MY_CXT my_cxt
5489 # define pMY_CXT void
5496 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5507 # include <sys/file.h>
5510 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5511 int flock(int fd, int op);
5515 /* Assume UNIX defaults */
5516 # define O_RDONLY 0000
5517 # define O_WRONLY 0001
5518 # define O_RDWR 0002
5519 # define O_CREAT 0100
5530 #if O_TEXT != O_BINARY
5531 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5532 * that is, you are somehow DOSish. */
5533 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5534 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5535 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5536 /* VOS has O_TEXT != O_BINARY, and they have effect,
5537 * but VOS always uses LF, never CRLF. */
5538 /* If you have O_TEXT different from your O_BINARY but you still are
5539 * not a CRLF shop. */
5540 # undef PERLIO_USING_CRLF
5542 /* If you really are DOSish. */
5543 # define PERLIO_USING_CRLF 1
5548 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5551 #ifndef EXEC_ARGV_CAST
5552 #define EXEC_ARGV_CAST(x) (char **)x
5555 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5556 int). value returned in pointed-
5558 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5559 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5560 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5561 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5562 #define IS_NUMBER_NAN 0x20 /* this is not */
5564 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5567 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5568 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5569 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5570 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5571 numbers which are <= UV_MAX */
5573 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5575 /* to let user control profiling */
5576 #ifdef PERL_GPROF_CONTROL
5577 extern void moncontrol(int);
5578 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5580 #define PERL_GPROF_MONCONTROL(x)
5587 /* ISO 6429 NEL - C1 control NExt Line */
5588 /* See http://www.unicode.org/unicode/reports/tr13/ */
5589 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5591 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5592 #define UNICODE_LINE_SEPA_0 0xE2
5593 #define UNICODE_LINE_SEPA_1 0x80
5594 #define UNICODE_LINE_SEPA_2 0xA8
5595 #define UNICODE_PARA_SEPA_0 0xE2
5596 #define UNICODE_PARA_SEPA_1 0x80
5597 #define UNICODE_PARA_SEPA_2 0xA9
5599 #ifndef PIPESOCK_MODE
5600 # define PIPESOCK_MODE
5603 #ifndef SOCKET_OPEN_MODE
5604 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5607 #ifndef PIPE_OPEN_MODE
5608 # define PIPE_OPEN_MODE PIPESOCK_MODE
5611 #define PERL_MAGIC_UTF8_CACHESIZE 2
5613 #define PERL_UNICODE_STDIN_FLAG 0x0001
5614 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5615 #define PERL_UNICODE_STDERR_FLAG 0x0004
5616 #define PERL_UNICODE_IN_FLAG 0x0008
5617 #define PERL_UNICODE_OUT_FLAG 0x0010
5618 #define PERL_UNICODE_ARGV_FLAG 0x0020
5619 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5620 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5621 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5623 #define PERL_UNICODE_STD_FLAG \
5624 (PERL_UNICODE_STDIN_FLAG | \
5625 PERL_UNICODE_STDOUT_FLAG | \
5626 PERL_UNICODE_STDERR_FLAG)
5628 #define PERL_UNICODE_INOUT_FLAG \
5629 (PERL_UNICODE_IN_FLAG | \
5630 PERL_UNICODE_OUT_FLAG)
5632 #define PERL_UNICODE_DEFAULT_FLAGS \
5633 (PERL_UNICODE_STD_FLAG | \
5634 PERL_UNICODE_INOUT_FLAG | \
5635 PERL_UNICODE_LOCALE_FLAG)
5637 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5639 #define PERL_UNICODE_STDIN 'I'
5640 #define PERL_UNICODE_STDOUT 'O'
5641 #define PERL_UNICODE_STDERR 'E'
5642 #define PERL_UNICODE_STD 'S'
5643 #define PERL_UNICODE_IN 'i'
5644 #define PERL_UNICODE_OUT 'o'
5645 #define PERL_UNICODE_INOUT 'D'
5646 #define PERL_UNICODE_ARGV 'A'
5647 #define PERL_UNICODE_LOCALE 'L'
5648 #define PERL_UNICODE_WIDESYSCALLS 'W'
5649 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5651 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5653 /* Use instead of abs() since abs() forces its argument to be an int,
5654 * but also beware since this evaluates its argument twice, so no x++. */
5655 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5657 #if defined(__DECC) && defined(__osf__)
5658 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5661 #define do_open(g, n, l, a, rm, rp, sf) \
5662 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5663 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5664 # define do_exec(cmd) do_exec3(cmd,0,0)
5667 # define do_aexec Perl_do_aexec
5669 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5673 #define NO_ENV_ARRAY_IN_MAIN
5676 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5677 * are here so that they are available throughout the core
5678 * NOTE that even though some are for _escape and some for _pretty
5679 * there must not be any clashes as the flags from _pretty are
5680 * passed straight through to _escape.
5683 #define PERL_PV_ESCAPE_QUOTE 0x0001
5684 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5686 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5687 #define PERL_PV_PRETTY_LTGT 0x0004
5689 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5691 #define PERL_PV_ESCAPE_UNI 0x0100
5692 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5693 #define PERL_PV_ESCAPE_NONASCII 0x0400
5695 #define PERL_PV_ESCAPE_ALL 0x1000
5696 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5697 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5698 #define PERL_PV_ESCAPE_RE 0x8000
5700 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5702 /* used by pv_display in dump.c*/
5703 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5704 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5708 (KEEP THIS LAST IN perl.h!)
5750 so that Configure picks them up.
5752 (KEEP THIS LAST IN perl.h!)
5756 #endif /* Include guard */
5760 * c-indentation-style: bsd
5762 * indent-tabs-mode: nil
5765 * ex: set ts=8 sts=4 sw=4 et: