3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
26 #include <sys/fcntl.h>
37 # ifndef USE_CROSS_COMPILE
44 /* See L<perlguts/"The Perl API"> for detailed notes on
45 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
47 /* Note that from here --> to <-- the same logic is
48 * repeated in makedef.pl, so be certain to update
49 * both places when editing. */
51 #ifdef PERL_IMPLICIT_SYS
52 /* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
53 so use slab allocator to avoid lots of MUTEX overhead
55 # ifndef PL_OP_SLAB_ALLOC
56 # define PL_OP_SLAB_ALLOC
61 # if !defined(MULTIPLICITY)
66 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
67 # ifndef PERL_GLOBAL_STRUCT
68 # define PERL_GLOBAL_STRUCT
72 #ifdef PERL_GLOBAL_STRUCT
79 # ifndef PERL_IMPLICIT_CONTEXT
80 # define PERL_IMPLICIT_CONTEXT
84 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
90 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
97 # include "symbian/symbian_proto.h"
100 /* Any stack-challenged places. The limit varies (and often
101 * is configurable), but using more than a kilobyte of stack
102 * is usually dubious in these systems. */
103 #if defined(EPOC) || defined(__SYMBIAN32__)
104 /* EPOC/Symbian: need to work around the SDK features. *
105 * On WINS: MS VC5 generates calls to _chkstk, *
106 * if a "large" stack frame is allocated. *
107 * gcc on MARM does not generate calls like these. */
108 # define USE_HEAP_INSTEAD_OF_STACK
111 #/* Use the reentrant APIs like localtime_r and getpwent_r */
112 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
113 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
114 # define USE_REENTRANT_API
117 /* <--- here ends the logic shared by perl.h and makedef.pl */
120 * PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
121 * (The -DPERL_DARWIN comes from the hints/darwin.sh.)
122 * __bsdi__ for BSD/OS
124 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
130 #undef START_EXTERN_C
134 # define START_EXTERN_C extern "C" {
135 # define END_EXTERN_C }
136 # define EXTERN_C extern "C"
138 # define START_EXTERN_C
139 # define END_EXTERN_C
140 # define EXTERN_C extern
143 /* Fallback definitions in case we don't have definitions from config.h.
144 This should only matter for systems that don't use Configure and
145 haven't been modified to define PERL_STATIC_INLINE yet.
147 #if !defined(PERL_STATIC_INLINE)
148 # ifdef HAS_STATIC_INLINE
149 # define PERL_STATIC_INLINE static inline
151 # define PERL_STATIC_INLINE static
155 #ifdef PERL_GLOBAL_STRUCT
156 # ifndef PERL_GET_VARS
157 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
158 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
159 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
160 # ifndef PERLIO_FUNCS_CONST
161 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
164 # define PERL_GET_VARS() PL_VarsPtr
169 #define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
171 #ifdef PERL_GLOBAL_STRUCT
172 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
177 #ifdef PERL_IMPLICIT_CONTEXT
178 # ifndef MULTIPLICITY
179 # define MULTIPLICITY
181 # define tTHX PerlInterpreter*
182 # define pTHX register tTHX my_perl PERL_UNUSED_DECL
183 # define aTHX my_perl
184 # ifdef PERL_GLOBAL_STRUCT
185 # define dTHXa(a) dVAR; pTHX = (tTHX)a
187 # define dTHXa(a) pTHX = (tTHX)a
189 # ifdef PERL_GLOBAL_STRUCT
190 # define dTHX dVAR; pTHX = PERL_GET_THX
192 # define dTHX pTHX = PERL_GET_THX
205 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
206 # define PERL_TRACK_MEMPOOL
209 # undef PERL_TRACK_MEMPOOL
212 #define STATIC static
215 /* Do not use these macros. They were part of PERL_OBJECT, which was an
216 * implementation of multiplicity using C++ objects. They have been left
217 * here solely for the sake of XS code which has incorrectly
220 #define CPERLscope(x) x
221 #define CPERLarg void
224 #define PERL_OBJECT_THIS
225 #define _PERL_OBJECT_THIS
226 #define PERL_OBJECT_THIS_
227 #define CALL_FPTR(fptr) (*fptr)
228 #define MEMBER_TO_FPTR(name) name
229 #endif /* !PERL_CORE */
231 #define CALLRUNOPS PL_runops
233 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
235 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
236 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
237 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
238 (strbeg),(minend),(screamer),(data),(flags))
239 #define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
240 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strpos), \
241 (strend),(flags),(data))
242 #define CALLREG_INTUIT_STRING(prog) \
243 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
245 #define CALLREGFREE(prog) \
246 Perl_pregfree(aTHX_ (prog))
248 #define CALLREGFREE_PVT(prog) \
249 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
251 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
252 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
254 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
255 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
257 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
258 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
260 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
261 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
263 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
264 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
266 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
267 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
269 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
270 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
272 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
273 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
275 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
276 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
278 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
279 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
281 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
282 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
284 #define CALLREG_NAMED_BUFF_COUNT(rx) \
285 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
287 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
288 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
290 #define CALLREG_PACKAGE(rx) \
291 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
293 #if defined(USE_ITHREADS)
294 #define CALLREGDUPE(prog,param) \
295 Perl_re_dup(aTHX_ (prog),(param))
297 #define CALLREGDUPE_PVT(prog,param) \
298 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
307 * Because of backward compatibility reasons the PERL_UNUSED_DECL
308 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
310 * Note that there are C compilers such as MetroWerks CodeWarrior
311 * which do not have an "inlined" way (like the gcc __attribute__) of
312 * marking unused variables (they need e.g. a #pragma) and therefore
313 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
314 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
318 #if defined(__SYMBIAN32__) && defined(__GNUC__)
320 # define PERL_UNUSED_DECL
322 # define PERL_UNUSED_DECL __attribute__((unused))
326 #ifndef PERL_UNUSED_DECL
327 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
328 # define PERL_UNUSED_DECL __attribute__unused__
330 # define PERL_UNUSED_DECL
335 * for silencing unused variables that are actually used most of the time,
336 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
338 #ifndef PERL_UNUSED_ARG
339 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
341 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
343 # define PERL_UNUSED_ARG(x) ((void)x)
346 #ifndef PERL_UNUSED_VAR
347 # define PERL_UNUSED_VAR(x) ((void)x)
351 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
353 # define PERL_UNUSED_CONTEXT
356 #define NOOP /*EMPTY*/(void)0
357 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
358 check in of thread.h, explaining why we need dNOOP at all: */
359 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
360 /* Declaring a *function*, instead of a variable, ensures that we don't rely
361 on being able to suppress "unused" warnings. */
362 #define dNOOP extern int Perl___notused(void)
365 /* Don't bother defining tTHX and sTHX; using them outside
366 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
372 # define dTHXa(a) dNOOP
389 /* these are only defined for compatibility; should not be used internally */
390 #if !defined(pTHXo) && !defined(PERL_CORE)
392 # define pTHXo_ pTHX_
394 # define aTHXo_ aTHX_
396 # define dTHXoa(x) dTHXa(x)
400 # define pTHXx register PerlInterpreter *my_perl
401 # define pTHXx_ pTHXx,
402 # define aTHXx my_perl
403 # define aTHXx_ aTHXx,
407 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
408 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
409 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
410 #ifdef PERL_IMPLICIT_SYS
411 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
412 # define dTHXs dVAR; dTHX
417 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
424 /* Some platforms require marking function declarations
425 * for them to be exportable. Used in perlio.h, proto.h
426 * is handled either by the makedef.pl or by defining the
427 * PERL_CALLCONV to be something special. See also the
428 * definition of XS() in XSUB.h. */
429 #ifndef PERL_EXPORT_C
431 # define PERL_EXPORT_C extern "C"
433 # define PERL_EXPORT_C extern
436 #ifndef PERL_XS_EXPORT_C
438 # define PERL_XS_EXPORT_C extern "C"
440 # define PERL_XS_EXPORT_C
444 #ifdef OP_IN_REGISTER
446 # define stringify_immed(s) #s
447 # define stringify(s) stringify_immed(s)
448 register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
452 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
453 * g++ allows them but seems to have problems with them
454 * (insane errors ensue).
455 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
457 #if defined(PERL_GCC_PEDANTIC) || \
458 (defined(__GNUC__) && defined(__cplusplus) && \
459 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
460 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
461 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
465 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
466 # ifndef PERL_USE_GCC_BRACE_GROUPS
467 # define PERL_USE_GCC_BRACE_GROUPS
472 * STMT_START { statements; } STMT_END;
473 * can be used as a single statement, as in
474 * if (x) STMT_START { ... } STMT_END; else ...
476 * Trying to select a version that gives no warnings...
478 #if !(defined(STMT_START) && defined(STMT_END))
479 # ifdef PERL_USE_GCC_BRACE_GROUPS
480 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
483 /* Now which other defined()s do we need here ??? */
484 # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
485 # define STMT_START if (1)
486 # define STMT_END else (void)0
488 # define STMT_START do
489 # define STMT_END while (0)
494 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
495 # define BYTEORDER 0x1234
498 /* Overall memory policy? */
503 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
510 * The following contortions are brought to you on behalf of all the
511 * standards, semi-standards, de facto standards, not-so-de-facto standards
512 * of the world, as well as all the other botches anyone ever thought of.
513 * The basic theory is that if we work hard enough here, the rest of the
514 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
517 /* define this once if either system, instead of cluttering up the src */
518 #if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
522 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
523 # define STANDARD_C 1
526 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
527 # define DONT_DECLARE_STD 1
530 #if defined(HASVOLATILE) || defined(STANDARD_C)
531 # define VOL volatile
536 #define TAINT (PL_tainted = TRUE)
537 #define TAINT_NOT (PL_tainted = FALSE)
538 #define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
539 #define TAINT_ENV() if (PL_tainting) { taint_env(); }
540 #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
542 /* flags used internally only within pp_subst and pp_substcont */
544 # define SUBST_TAINT_STR 1 /* string tainted */
545 # define SUBST_TAINT_PAT 2 /* pattern tainted */
546 # define SUBST_TAINT_REPL 4 /* replacement tainted */
547 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
548 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
551 /* XXX All process group stuff is handled in pp_sys.c. Should these
552 defines move there? If so, I could simplify this a lot. --AD 9/96.
554 /* Process group stuff changed from traditional BSD to POSIX.
555 perlfunc.pod documents the traditional BSD-style syntax, so we'll
556 try to preserve that, if possible.
559 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
561 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
562 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
564 # ifdef HAS_SETPGRP2 /* DG/UX */
565 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
569 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
570 # define HAS_SETPGRP /* Well, effectively it does . . . */
573 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
574 our life easier :-) so we'll try it.
577 # define BSD_GETPGRP(pid) getpgid((pid))
579 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
580 # define BSD_GETPGRP(pid) getpgrp((pid))
582 # ifdef HAS_GETPGRP2 /* DG/UX */
583 # define BSD_GETPGRP(pid) getpgrp2((pid))
587 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
588 # define HAS_GETPGRP /* Well, effectively it does . . . */
591 /* These are not exact synonyms, since setpgrp() and getpgrp() may
592 have different behaviors, but perl.h used to define USE_BSDPGRP
593 (prior to 5.003_05) so some extension might depend on it.
595 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
601 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
602 pthread.h must be included before all other header files.
604 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
605 # include <pthread.h>
608 #ifndef _TYPES_ /* If types.h defines this it's easy. */
609 # ifndef major /* Does everyone's types.h define this? */
610 # include <sys/types.h>
624 # include <varargs.h>
628 #ifdef USE_NEXT_CTYPE
630 #if NX_CURRENT_COMPILER_RELEASE >= 500
631 # include <bsd/ctypes.h>
633 # if NX_CURRENT_COMPILER_RELEASE >= 400
634 # include <objc/NXCType.h>
635 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
636 # include <appkit/NXCType.h>
637 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
638 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
640 #else /* !USE_NEXT_CTYPE */
642 #endif /* USE_NEXT_CTYPE */
644 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
656 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
658 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
659 && defined(HAS_STRXFRM)
660 # define USE_LOCALE_COLLATE
662 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
663 # define USE_LOCALE_CTYPE
665 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
666 # define USE_LOCALE_NUMERIC
668 #endif /* !NO_LOCALE && HAS_SETLOCALE */
673 # ifdef PARAM_NEEDS_TYPES
674 # include <sys/types.h>
676 # include <sys/param.h>
679 /* Use all the "standard" definitions? */
680 #if defined(STANDARD_C) && defined(I_STDLIB)
684 /* If this causes problems, set i_unistd=undef in the hint file. */
691 # include <sys/wait.h>
695 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
698 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
699 EXTERN_C int syscall(int, ...);
702 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
703 EXTERN_C int usleep(unsigned int);
706 /* Funky places that do not have socket stuff. */
707 #if defined(__LIBCATAMOUNT__)
711 #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
717 /* macros for correct constant construction */
719 # define U16_CONST(x) ((U16)x##U)
721 # define U16_CONST(x) ((U16)x##UL)
725 # define U32_CONST(x) ((U32)x##U)
727 # define U32_CONST(x) ((U32)x##UL)
732 # define U64_CONST(x) ((U64)x##U)
734 # define U64_CONST(x) ((U64)x##UL)
735 # elif QUADKIND == QUAD_IS_LONG_LONG
736 # define U64_CONST(x) ((U64)x##ULL)
737 # else /* best guess we can make */
738 # define U64_CONST(x) ((U64)x##UL)
742 /* byte-swapping functions for big-/little-endian conversion */
743 # define _swab_16_(x) ((U16)( \
744 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
745 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
747 # define _swab_32_(x) ((U32)( \
748 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
749 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
750 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
751 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
754 # define _swab_64_(x) ((U64)( \
755 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
756 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
757 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
758 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
759 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
760 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
761 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
762 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
765 /*----------------------------------------------------------------------------*/
766 # if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
767 /*----------------------------------------------------------------------------*/
768 # define my_htole16(x) (x)
769 # define my_letoh16(x) (x)
770 # define my_htole32(x) (x)
771 # define my_letoh32(x) (x)
772 # define my_htobe16(x) _swab_16_(x)
773 # define my_betoh16(x) _swab_16_(x)
774 # define my_htobe32(x) _swab_32_(x)
775 # define my_betoh32(x) _swab_32_(x)
777 # define my_htole64(x) (x)
778 # define my_letoh64(x) (x)
779 # define my_htobe64(x) _swab_64_(x)
780 # define my_betoh64(x) _swab_64_(x)
782 # define my_htoles(x) (x)
783 # define my_letohs(x) (x)
784 # define my_htolei(x) (x)
785 # define my_letohi(x) (x)
786 # define my_htolel(x) (x)
787 # define my_letohl(x) (x)
789 # define my_htobes(x) (x)
790 # define my_betohs(x) (x)
791 # elif SHORTSIZE == 2
792 # define my_htobes(x) _swab_16_(x)
793 # define my_betohs(x) _swab_16_(x)
794 # elif SHORTSIZE == 4
795 # define my_htobes(x) _swab_32_(x)
796 # define my_betohs(x) _swab_32_(x)
797 # elif SHORTSIZE == 8
798 # define my_htobes(x) _swab_64_(x)
799 # define my_betohs(x) _swab_64_(x)
801 # define PERL_NEED_MY_HTOBES
802 # define PERL_NEED_MY_BETOHS
805 # define my_htobei(x) (x)
806 # define my_betohi(x) (x)
808 # define my_htobei(x) _swab_16_(x)
809 # define my_betohi(x) _swab_16_(x)
811 # define my_htobei(x) _swab_32_(x)
812 # define my_betohi(x) _swab_32_(x)
814 # define my_htobei(x) _swab_64_(x)
815 # define my_betohi(x) _swab_64_(x)
817 # define PERL_NEED_MY_HTOBEI
818 # define PERL_NEED_MY_BETOHI
821 # define my_htobel(x) (x)
822 # define my_betohl(x) (x)
824 # define my_htobel(x) _swab_16_(x)
825 # define my_betohl(x) _swab_16_(x)
827 # define my_htobel(x) _swab_32_(x)
828 # define my_betohl(x) _swab_32_(x)
830 # define my_htobel(x) _swab_64_(x)
831 # define my_betohl(x) _swab_64_(x)
833 # define PERL_NEED_MY_HTOBEL
834 # define PERL_NEED_MY_BETOHL
836 # define my_htolen(p,n) NOOP
837 # define my_letohn(p,n) NOOP
838 # define my_htoben(p,n) my_swabn(p,n)
839 # define my_betohn(p,n) my_swabn(p,n)
840 /*----------------------------------------------------------------------------*/
841 # elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
842 /*----------------------------------------------------------------------------*/
843 # define my_htobe16(x) (x)
844 # define my_betoh16(x) (x)
845 # define my_htobe32(x) (x)
846 # define my_betoh32(x) (x)
847 # define my_htole16(x) _swab_16_(x)
848 # define my_letoh16(x) _swab_16_(x)
849 # define my_htole32(x) _swab_32_(x)
850 # define my_letoh32(x) _swab_32_(x)
852 # define my_htobe64(x) (x)
853 # define my_betoh64(x) (x)
854 # define my_htole64(x) _swab_64_(x)
855 # define my_letoh64(x) _swab_64_(x)
857 # define my_htobes(x) (x)
858 # define my_betohs(x) (x)
859 # define my_htobei(x) (x)
860 # define my_betohi(x) (x)
861 # define my_htobel(x) (x)
862 # define my_betohl(x) (x)
864 # define my_htoles(x) (x)
865 # define my_letohs(x) (x)
866 # elif SHORTSIZE == 2
867 # define my_htoles(x) _swab_16_(x)
868 # define my_letohs(x) _swab_16_(x)
869 # elif SHORTSIZE == 4
870 # define my_htoles(x) _swab_32_(x)
871 # define my_letohs(x) _swab_32_(x)
872 # elif SHORTSIZE == 8
873 # define my_htoles(x) _swab_64_(x)
874 # define my_letohs(x) _swab_64_(x)
876 # define PERL_NEED_MY_HTOLES
877 # define PERL_NEED_MY_LETOHS
880 # define my_htolei(x) (x)
881 # define my_letohi(x) (x)
883 # define my_htolei(x) _swab_16_(x)
884 # define my_letohi(x) _swab_16_(x)
886 # define my_htolei(x) _swab_32_(x)
887 # define my_letohi(x) _swab_32_(x)
889 # define my_htolei(x) _swab_64_(x)
890 # define my_letohi(x) _swab_64_(x)
892 # define PERL_NEED_MY_HTOLEI
893 # define PERL_NEED_MY_LETOHI
896 # define my_htolel(x) (x)
897 # define my_letohl(x) (x)
899 # define my_htolel(x) _swab_16_(x)
900 # define my_letohl(x) _swab_16_(x)
902 # define my_htolel(x) _swab_32_(x)
903 # define my_letohl(x) _swab_32_(x)
905 # define my_htolel(x) _swab_64_(x)
906 # define my_letohl(x) _swab_64_(x)
908 # define PERL_NEED_MY_HTOLEL
909 # define PERL_NEED_MY_LETOHL
911 # define my_htolen(p,n) my_swabn(p,n)
912 # define my_letohn(p,n) my_swabn(p,n)
913 # define my_htoben(p,n) NOOP
914 # define my_betohn(p,n) NOOP
915 /*----------------------------------------------------------------------------*/
916 # else /* all other byte-orders */
917 /*----------------------------------------------------------------------------*/
918 # define PERL_NEED_MY_HTOLE16
919 # define PERL_NEED_MY_LETOH16
920 # define PERL_NEED_MY_HTOBE16
921 # define PERL_NEED_MY_BETOH16
922 # define PERL_NEED_MY_HTOLE32
923 # define PERL_NEED_MY_LETOH32
924 # define PERL_NEED_MY_HTOBE32
925 # define PERL_NEED_MY_BETOH32
927 # define PERL_NEED_MY_HTOLE64
928 # define PERL_NEED_MY_LETOH64
929 # define PERL_NEED_MY_HTOBE64
930 # define PERL_NEED_MY_BETOH64
932 # define PERL_NEED_MY_HTOLES
933 # define PERL_NEED_MY_LETOHS
934 # define PERL_NEED_MY_HTOBES
935 # define PERL_NEED_MY_BETOHS
936 # define PERL_NEED_MY_HTOLEI
937 # define PERL_NEED_MY_LETOHI
938 # define PERL_NEED_MY_HTOBEI
939 # define PERL_NEED_MY_BETOHI
940 # define PERL_NEED_MY_HTOLEL
941 # define PERL_NEED_MY_LETOHL
942 # define PERL_NEED_MY_HTOBEL
943 # define PERL_NEED_MY_BETOHL
944 /*----------------------------------------------------------------------------*/
945 # endif /* end of byte-order macros */
946 /*----------------------------------------------------------------------------*/
948 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
949 at least on FreeBSD. YMMV, so experiment. */
950 #ifndef PERL_ARENA_SIZE
951 #define PERL_ARENA_SIZE 4080
954 /* Maximum level of recursion */
955 #ifndef PERL_SUB_DEPTH_WARN
956 #define PERL_SUB_DEPTH_WARN 100
959 #endif /* PERL_CORE */
961 /* We no longer default to creating a new SV for GvSV.
962 Do this before embed. */
963 #ifndef PERL_CREATE_GVSV
964 # ifndef PERL_DONT_CREATE_GVSV
965 # define PERL_DONT_CREATE_GVSV
969 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
970 #define PERL_USES_PL_PIDSTATUS
973 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
974 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
977 /* Cannot include embed.h here on Win32 as win32.h has not
978 yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
980 #if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
984 # define op_getmad(arg,pegop,slot) NOOP
988 #define MEM_SIZE Size_t
990 /* Round all values passed to malloc up, by default to a multiple of
993 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
994 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
997 /* sv_grow() will expand strings by at least a certain percentage of
998 the previously *used* length to avoid excessive calls to realloc().
999 The default is 25% of the current length.
1001 #ifndef PERL_STRLEN_EXPAND_SHIFT
1002 # define PERL_STRLEN_EXPAND_SHIFT 2
1005 #if defined(STANDARD_C) && defined(I_STDDEF)
1006 # include <stddef.h>
1007 # define STRUCT_OFFSET(s,m) offsetof(s,m)
1009 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
1012 #ifndef __SYMBIAN32__
1013 # if defined(I_STRING) || defined(__cplusplus)
1014 # include <string.h>
1016 # include <strings.h>
1020 /* This comes after <stdlib.h> so we don't try to change the standard
1021 * library prototypes; we'll use our own in proto.h instead. */
1024 # ifdef PERL_POLLUTE_MALLOC
1025 # ifndef PERL_EXTMALLOC_DEF
1026 # define Perl_malloc malloc
1027 # define Perl_calloc calloc
1028 # define Perl_realloc realloc
1029 # define Perl_mfree free
1032 # define EMBEDMYMALLOC /* for compatibility */
1035 # define safemalloc Perl_malloc
1036 # define safecalloc Perl_calloc
1037 # define saferealloc Perl_realloc
1038 # define safefree Perl_mfree
1039 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
1040 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
1043 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
1044 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
1045 # define panic_write2(s) write(2, s, strlen(s))
1046 # define CHECK_MALLOC_TAINT(newval) \
1047 CHECK_MALLOC_TOO_LATE_FOR_( \
1049 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
1051 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
1052 if (doing_taint(argc,argv,env)) { \
1053 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
1055 #else /* MYMALLOC */
1056 # define safemalloc safesysmalloc
1057 # define safecalloc safesyscalloc
1058 # define saferealloc safesysrealloc
1059 # define safefree safesysfree
1060 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
1061 # define CHECK_MALLOC_TAINT(newval) ((void)0)
1062 # define MALLOC_CHECK_TAINT(argc,argv,env)
1063 #endif /* MYMALLOC */
1065 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
1066 #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)
1067 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
1068 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
1069 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
1071 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
1072 #define strchr index
1073 #define strrchr rindex
1077 # include <memory.h>
1081 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1083 extern char * memcpy (char*, char*, int);
1089 # define memcpy(d,s,l) bcopy(s,d,l)
1091 # define memcpy(d,s,l) my_bcopy(s,d,l)
1094 #endif /* HAS_MEMCPY */
1097 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1099 extern char *memset (char*, int, int);
1104 # define memset(d,c,l) my_memset(d,c,l)
1105 #endif /* HAS_MEMSET */
1107 #if !defined(HAS_MEMMOVE) && !defined(memmove)
1108 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
1109 # define memmove(d,s,l) bcopy(s,d,l)
1111 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
1112 # define memmove(d,s,l) memcpy(d,s,l)
1114 # define memmove(d,s,l) my_bcopy(s,d,l)
1119 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
1123 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
1124 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
1126 extern int memcmp (char*, char*, int);
1130 # pragma function(memcmp)
1134 # define memcmp my_memcmp
1136 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
1140 # define memzero(d,l) memset(d,0,l)
1143 # define memzero(d,l) bzero(d,l)
1145 # define memzero(d,l) my_bzero(d,l)
1153 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
1160 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
1162 #endif /* !HAS_BCMP */
1165 # include <netinet/in.h>
1169 # include <arpa/inet.h>
1172 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
1173 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
1174 * (the neo-BSD seem to do this). */
1179 # include <sys/stat.h>
1182 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1183 This definition should ideally go into win32/win32.h, but S_IFIFO is
1184 used later here in perl.h before win32/win32.h is being included. */
1185 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1186 # define S_IFIFO _S_IFIFO
1189 /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives
1190 like UTekV) are broken, sometimes giving false positives. Undefine
1191 them here and let the code below set them to proper values.
1193 The ghs macro stands for GreenHills Software C-1.8.5 which
1194 is the C compiler for sysV88 and the various derivatives.
1195 This header file bug is corrected in gcc-2.5.8 and later versions.
1196 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1198 #if defined(uts) || (defined(m88k) && defined(ghs))
1212 # ifdef I_SYS_TIME_KERNEL
1215 # include <sys/time.h>
1216 # ifdef I_SYS_TIME_KERNEL
1221 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1222 # include <sys/times.h>
1225 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1226 # undef HAS_STRERROR
1231 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1232 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1235 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1236 * This is important for using IPv6.
1237 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1238 * a bad idea since it breaks send() and recv(). */
1239 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1240 # define _SOCKADDR_LEN
1243 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1244 # include <sys/socket.h>
1245 # if defined(USE_SOCKS) && defined(I_SOCKS)
1246 # if !defined(INCLUDE_PROTOTYPES)
1247 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1248 # define PERL_SOCKS_NEED_PROTOTYPES
1251 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1252 # undef INCLUDE_PROTOTYPES
1253 # undef PERL_SOCKS_NEED_PROTOTYPES
1264 # include <net/errno.h>
1269 /* sockatmark() is so new (2001) that many places might have it hidden
1270 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1271 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1272 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1273 # if defined(__THROW) && defined(__GLIBC__)
1274 int sockatmark(int) __THROW;
1276 int sockatmark(int);
1280 #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. */
1281 EXTERN_C int fchdir(int);
1282 EXTERN_C int flock(int, int);
1283 EXTERN_C int fseeko(FILE *, off_t, int);
1284 EXTERN_C off_t ftello(FILE *);
1287 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1288 EXTERN_C char *crypt(const char *, const char *);
1289 EXTERN_C char **environ;
1292 #if defined(__cplusplus)
1293 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
1294 EXTERN_C char **environ;
1295 # elif defined(__CYGWIN__)
1296 EXTERN_C char *crypt(const char *, const char *);
1301 # undef SETERRNO /* SOCKS might have defined this */
1305 # define SETERRNO(errcode,vmserrcode) \
1307 set_errno(errcode); \
1308 set_vaxc_errno(vmserrcode); \
1310 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1311 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1312 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1313 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1315 # define LIB_INVARG LIB$_INVARG
1316 # define RMS_DIR RMS$_DIR
1317 # define RMS_FAC RMS$_FAC
1318 # define RMS_FEX RMS$_FEX
1319 # define RMS_FNF RMS$_FNF
1320 # define RMS_IFI RMS$_IFI
1321 # define RMS_ISI RMS$_ISI
1322 # define RMS_PRV RMS$_PRV
1323 # define SS_ACCVIO SS$_ACCVIO
1324 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1325 # define SS_IVCHAN SS$_IVCHAN
1326 # define SS_NORMAL SS$_NORMAL
1328 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1329 # define dSAVEDERRNO int saved_errno
1330 # define dSAVE_ERRNO int saved_errno = errno
1331 # define SAVE_ERRNO (saved_errno = errno)
1332 # define RESTORE_ERRNO (errno = saved_errno)
1334 # define LIB_INVARG 0
1342 # define SS_ACCVIO 0
1343 # define SS_DEVOFFLINE 0
1344 # define SS_IVCHAN 0
1345 # define SS_NORMAL 0
1348 #define ERRSV GvSVn(PL_errgv)
1350 #define CLEAR_ERRSV() STMT_START { \
1351 if (!GvSV(PL_errgv)) { \
1352 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1353 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1354 SvREFCNT_dec(GvSV(PL_errgv)); \
1355 GvSV(PL_errgv) = newSVpvs(""); \
1357 SV *const errsv = GvSV(PL_errgv); \
1358 sv_setpvs(errsv, ""); \
1359 if (SvMAGICAL(errsv)) { \
1362 SvPOK_only(errsv); \
1368 # define DEFSV (0 + GvSVn(PL_defgv))
1370 # define DEFSV GvSVn(PL_defgv)
1372 #define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1373 #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1375 #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */
1378 extern int errno; /* ANSI allows errno to be an lvalue expr.
1379 * For example in multithreaded environments
1380 * something like this might happen:
1381 * extern int *_errno(void);
1382 * #define errno (*_errno()) */
1387 char *strerror (int,...);
1389 #ifndef DONT_DECLARE_STD
1390 char *strerror (int);
1394 # define Strerror strerror
1397 # ifdef HAS_SYS_ERRLIST
1398 extern int sys_nerr;
1399 extern char *sys_errlist[];
1401 # define Strerror(e) \
1402 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1409 # include <sys/ioctl.h>
1413 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1414 # ifdef HAS_SOCKETPAIR
1415 # undef HAS_SOCKETPAIR
1422 #ifndef HAS_SOCKETPAIR
1424 # define socketpair Perl_my_socketpair
1429 # define htoni htons
1430 # define ntohi ntohs
1432 # define htoni htonl
1433 # define ntohi ntohl
1436 /* Configure already sets Direntry_t */
1437 #if defined(I_DIRENT)
1438 # include <dirent.h>
1439 /* NeXT needs dirent + sys/dir.h */
1440 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1441 # include <sys/dir.h>
1445 # include <sys/ndir.h>
1449 # include <ndir.h> /* may be wrong in the future */
1451 # include <sys/dir.h>
1464 /* work around botch in SunOS 4.0.1 and 4.0.2 */
1466 # define fputs(sv,fp) fprintf(fp,"%s",sv)
1471 * The following gobbledygook brought to you on behalf of __STDC__.
1472 * (I could just use #ifndef __STDC__, but this is more bulletproof
1473 * in the face of half-implementations.)
1476 #if defined(I_SYSMODE) && !defined(PERL_MICRO)
1477 #include <sys/mode.h>
1482 # define S_IFMT _S_IFMT
1484 # define S_IFMT 0170000
1489 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1493 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1498 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1500 # define S_ISBLK(m) (0)
1505 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1510 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1512 # define S_ISFIFO(m) (0)
1518 # define S_ISLNK(m) _S_ISLNK(m)
1521 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1524 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1526 # define S_ISLNK(m) (0)
1534 # define S_ISSOCK(m) _S_ISSOCK(m)
1537 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1540 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1542 # define S_ISSOCK(m) (0)
1550 # define S_IRUSR S_IREAD
1551 # define S_IWUSR S_IWRITE
1552 # define S_IXUSR S_IEXEC
1554 # define S_IRUSR 0400
1555 # define S_IWUSR 0200
1556 # define S_IXUSR 0100
1562 # define S_IRGRP (S_IRUSR>>3)
1563 # define S_IWGRP (S_IWUSR>>3)
1564 # define S_IXGRP (S_IXUSR>>3)
1566 # define S_IRGRP 0040
1567 # define S_IWGRP 0020
1568 # define S_IXGRP 0010
1574 # define S_IROTH (S_IRUSR>>6)
1575 # define S_IWOTH (S_IWUSR>>6)
1576 # define S_IXOTH (S_IXUSR>>6)
1578 # define S_IROTH 0040
1579 # define S_IWOTH 0020
1580 # define S_IXOTH 0010
1585 # define S_ISUID 04000
1589 # define S_ISGID 02000
1593 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1597 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1601 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1604 /* BeOS 5.0 and Haiku R1 seem to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1605 * which would get included through <sys/file.h >, but that is 3000
1606 * lines in the future. --jhi */
1608 #if !defined(S_IREAD) && !(defined(__BEOS__) || defined(__HAIKU__))
1609 # define S_IREAD S_IRUSR
1612 #if !defined(S_IWRITE) && !(defined(__BEOS__) || defined(__HAIKU__))
1613 # define S_IWRITE S_IWUSR
1617 # define S_IEXEC S_IXUSR
1624 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1625 # define SLOPPYDIVIDE
1632 #ifdef SPRINTF_E_BUG
1633 # define sprintf UTS_sprintf_wrap
1636 /* For the times when you want the return value of sprintf, and you want it
1637 to be the length. Can't have a thread variable passed in, because C89 has
1640 #ifdef SPRINTF_RETURNS_STRLEN
1641 # define my_sprintf sprintf
1643 # define my_sprintf Perl_my_sprintf
1647 * If we have v?snprintf() and the C99 variadic macros, we can just
1648 * use just the v?snprintf(). It is nice to try to trap the buffer
1649 * overflow, however, so if we are DEBUGGING, and we cannot use the
1650 * gcc statement expressions, then use the function wrappers which try
1651 * to trap the overflow. If we can use the gcc statement expressions,
1652 * we can try that even with the version that uses the C99 variadic
1656 /* Note that we do not check against snprintf()/vsnprintf() returning
1657 * negative values because that is non-standard behaviour and we use
1658 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1659 * that should be true only if the snprintf()/vsnprintf() are true
1660 * to the standard. */
1662 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1663 # ifdef PERL_USE_GCC_BRACE_GROUPS
1664 # 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__; })
1665 # define PERL_MY_SNPRINTF_GUARDED
1667 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1670 # define my_snprintf Perl_my_snprintf
1671 # define PERL_MY_SNPRINTF_GUARDED
1674 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1675 # ifdef PERL_USE_GCC_BRACE_GROUPS
1676 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1677 # define PERL_MY_VSNPRINTF_GUARDED
1679 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1682 # define my_vsnprintf Perl_my_vsnprintf
1683 # define PERL_MY_VSNPRINTF_GUARDED
1687 # define my_strlcat strlcat
1689 # define my_strlcat Perl_my_strlcat
1693 # define my_strlcpy strlcpy
1695 # define my_strlcpy Perl_my_strlcpy
1698 /* Configure gets this right but the UTS compiler gets it wrong.
1699 -- Hal Morris <hom00@utsglobal.com> */
1702 # define UVTYPE unsigned
1706 The IV type is supposed to be long enough to hold any integral
1708 --Andy Dougherty August 1996
1714 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1715 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1716 # define IV_MAX INT64_MAX
1717 # define IV_MIN INT64_MIN
1718 # define UV_MAX UINT64_MAX
1720 # define UINT64_MIN 0
1722 # define UV_MIN UINT64_MIN
1724 # define IV_MAX PERL_QUAD_MAX
1725 # define IV_MIN PERL_QUAD_MIN
1726 # define UV_MAX PERL_UQUAD_MAX
1727 # define UV_MIN PERL_UQUAD_MIN
1732 # if defined(INT32_MAX) && IVSIZE == 4
1733 # define IV_MAX INT32_MAX
1734 # define IV_MIN INT32_MIN
1735 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1736 # define UV_MAX UINT32_MAX
1738 # define UV_MAX 4294967295U
1741 # define UINT32_MIN 0
1743 # define UV_MIN UINT32_MIN
1745 # define IV_MAX PERL_LONG_MAX
1746 # define IV_MIN PERL_LONG_MIN
1747 # define UV_MAX PERL_ULONG_MAX
1748 # define UV_MIN PERL_ULONG_MIN
1764 # undef PERL_NEED_MY_HTOLE64
1765 # undef PERL_NEED_MY_LETOH64
1766 # undef PERL_NEED_MY_HTOBE64
1767 # undef PERL_NEED_MY_BETOH64
1770 #if defined(uts) || defined(UTS)
1772 # define UV_MAX (4294967295u)
1775 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1776 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1778 #ifndef NO_PERL_PRESERVE_IVUV
1779 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1783 * The macros INT2PTR and NUM2PTR are (despite their names)
1784 * bi-directional: they will convert int/float to or from pointers.
1785 * However the conversion to int/float are named explicitly:
1786 * PTR2IV, PTR2UV, PTR2NV.
1788 * For int conversions we do not need two casts if pointers are
1789 * the same size as IV and UV. Otherwise we need an explicit
1790 * cast (PTRV) to avoid compiler warnings.
1792 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1794 # define INT2PTR(any,d) (any)(d)
1796 # if PTRSIZE == LONGSIZE
1797 # define PTRV unsigned long
1798 # define PTR2ul(p) (unsigned long)(p)
1800 # define PTRV unsigned
1805 # define INT2PTR(any,d) (any)(PTRV)(d)
1809 # define PTR2ul(p) INT2PTR(unsigned long,p)
1812 #define NUM2PTR(any,d) (any)(PTRV)(d)
1813 #define PTR2IV(p) INT2PTR(IV,p)
1814 #define PTR2UV(p) INT2PTR(UV,p)
1815 #define PTR2NV(p) NUM2PTR(NV,p)
1816 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1818 /* According to strict ANSI C89 one cannot freely cast between
1819 * data pointers and function (code) pointers. There are at least
1820 * two ways around this. One (used below) is to do two casts,
1821 * first the other pointer to an (unsigned) integer, and then
1822 * the integer to the other pointer. The other way would be
1823 * to use unions to "overlay" the pointers. For an example of
1824 * the latter technique, see union dirpu in struct xpvio in sv.h.
1825 * The only feasible use is probably temporarily storing
1826 * function pointers in a data pointer (such as a void pointer). */
1828 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1829 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1831 #ifdef USE_LONG_DOUBLE
1832 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1833 # define LONG_DOUBLE_EQUALS_DOUBLE
1835 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1836 # undef USE_LONG_DOUBLE /* Ouch! */
1841 /* Use an overridden DBL_DIG */
1845 # define DBL_DIG OVR_DBL_DIG
1847 /* The following is all to get DBL_DIG, in order to pick a nice
1848 default value for printing floating point numbers in Gconvert
1849 (see config.h). (It also has other uses, such as figuring out if
1850 a given precision of printing can be done with a double instead of
1851 a long double - Allen).
1860 #define DBL_DIG 15 /* A guess that works lots of places */
1865 /* Use an overridden LDBL_DIG */
1869 # define LDBL_DIG OVR_LDBL_DIG
1871 /* The following is all to get LDBL_DIG, in order to pick a nice
1872 default value for printing floating point numbers in Gconvert.
1876 # include <limits.h>
1881 # ifndef HAS_LDBL_DIG
1882 # if LONG_DOUBLESIZE == 10
1883 # define LDBL_DIG 18 /* assume IEEE */
1885 # if LONG_DOUBLESIZE == 12
1886 # define LDBL_DIG 18 /* gcc? */
1888 # if LONG_DOUBLESIZE == 16
1889 # define LDBL_DIG 33 /* assume IEEE */
1891 # if LONG_DOUBLESIZE == DOUBLESIZE
1892 # define LDBL_DIG DBL_DIG /* bummer */
1901 * This is for making sure we have a good DBL_MAX value, if possible,
1902 * either for usage as NV_MAX or for usage in figuring out if we can
1903 * fit a given long double into a double, if bug-fixing makes it
1904 * necessary to do so. - Allen <allens@cpan.org>
1908 # include <limits.h>
1912 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1913 # include <values.h>
1914 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1915 # define DBL_MAX MAXDOUBLE
1917 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1918 # define DBL_MIN MINDOUBLE
1921 #endif /* defined(I_VALUES) */
1926 # include <ieeefp.h>
1929 #ifdef USE_LONG_DOUBLE
1931 # include <sunmath.h>
1933 # define NV_DIG LDBL_DIG
1934 # ifdef LDBL_MANT_DIG
1935 # define NV_MANT_DIG LDBL_MANT_DIG
1938 # define NV_MIN LDBL_MIN
1941 # define NV_MAX LDBL_MAX
1943 # ifdef LDBL_MIN_10_EXP
1944 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1946 # ifdef LDBL_MAX_10_EXP
1947 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1949 # ifdef LDBL_EPSILON
1950 # define NV_EPSILON LDBL_EPSILON
1953 # define NV_MAX LDBL_MAX
1954 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1957 # define NV_MAX HUGE_VALL
1960 # define NV_MAX ((NV)HUGE_VAL)
1965 # define Perl_cos cosl
1966 # define Perl_sin sinl
1967 # define Perl_sqrt sqrtl
1968 # define Perl_exp expl
1969 # define Perl_log logl
1970 # define Perl_atan2 atan2l
1971 # define Perl_pow powl
1972 # define Perl_floor floorl
1973 # define Perl_ceil ceill
1974 # define Perl_fmod fmodl
1976 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1978 # define Perl_modf(x,y) modfl(x,y)
1979 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1980 prototype in <math.h> */
1981 # ifndef HAS_MODFL_PROTO
1982 EXTERN_C long double modfl(long double, long double *);
1985 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1986 extern long double Perl_my_modfl(long double x, long double *ip);
1987 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1991 # define Perl_frexp(x,y) frexpl(x,y)
1993 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1994 extern long double Perl_my_frexpl(long double x, int *e);
1995 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
2000 # define Perl_isnan(x) isnanl(x)
2005 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
2009 # define NV_DIG DBL_DIG
2010 # ifdef DBL_MANT_DIG
2011 # define NV_MANT_DIG DBL_MANT_DIG
2014 # define NV_MIN DBL_MIN
2017 # define NV_MAX DBL_MAX
2019 # ifdef DBL_MIN_10_EXP
2020 # define NV_MIN_10_EXP DBL_MIN_10_EXP
2022 # ifdef DBL_MAX_10_EXP
2023 # define NV_MAX_10_EXP DBL_MAX_10_EXP
2026 # define NV_EPSILON DBL_EPSILON
2028 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
2029 # define NV_MAX DBL_MAX
2030 # define NV_MIN DBL_MIN
2033 # define NV_MAX HUGE_VAL
2036 # define Perl_cos cos
2037 # define Perl_sin sin
2038 # define Perl_sqrt sqrt
2039 # define Perl_exp exp
2040 # define Perl_log log
2041 # define Perl_atan2 atan2
2042 # define Perl_pow pow
2043 # define Perl_floor floor
2044 # define Perl_ceil ceil
2045 # define Perl_fmod fmod
2046 # define Perl_modf(x,y) modf(x,y)
2047 # define Perl_frexp(x,y) frexp(x,y)
2050 /* rumor has it that Win32 has _fpclass() */
2052 /* SGI has fpclassl... but not with the same result values,
2053 * and it's via a typedef (not via #define), so will need to redo Configure
2054 * to use. Not worth the trouble, IMO, at least until the below is used
2055 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
2056 * with me for the SGI manpages, SGI testing, etcetera, if you want to
2057 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
2059 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
2061 # include <ieeefp.h>
2066 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
2067 # define Perl_fp_class() fpclassl(x)
2069 # define Perl_fp_class() fpclass(x)
2071 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
2072 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
2073 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
2074 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
2075 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
2076 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
2077 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
2078 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
2079 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
2080 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
2081 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
2082 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
2083 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
2084 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
2085 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
2088 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) && !defined(PERL_MICRO)
2090 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
2091 # include <fp_class.h>
2093 # define Perl_fp_class(x) fp_class(x)
2094 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
2095 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
2096 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
2097 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
2098 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
2099 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
2100 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
2101 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
2102 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
2103 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
2104 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
2105 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
2106 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
2107 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
2108 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
2111 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
2113 # define Perl_fp_class(x) fpclassify(x)
2114 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
2115 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
2116 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
2117 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
2118 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
2121 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
2124 # define Perl_fp_class(x) class(x)
2126 # define Perl_fp_class(x) _class(x)
2128 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
2129 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
2130 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
2131 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
2132 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
2133 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
2134 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
2135 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
2136 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
2137 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
2138 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
2139 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
2140 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
2141 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
2142 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
2145 /* rumor has it that Win32 has _isnan() */
2149 # define Perl_isnan(x) isnan((NV)x)
2151 # ifdef Perl_fp_class_nan
2152 # define Perl_isnan(x) Perl_fp_class_nan(x)
2154 # ifdef HAS_UNORDERED
2155 # define Perl_isnan(x) unordered((x), 0.0)
2157 # define Perl_isnan(x) ((x)!=(x))
2164 int isnan(double d);
2169 # define Perl_isinf(x) isinf((NV)x)
2171 # ifdef Perl_fp_class_inf
2172 # define Perl_isinf(x) Perl_fp_class_inf(x)
2174 # define Perl_isinf(x) ((x)==NV_INF)
2179 #ifndef Perl_isfinite
2181 # define Perl_isfinite(x) finite((NV)x)
2183 # ifdef HAS_ISFINITE
2184 # define Perl_isfinite(x) isfinite(x)
2186 # ifdef Perl_fp_class_finite
2187 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2189 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2195 /* The default is to use Perl's own atof() implementation (in numeric.c).
2196 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2197 * it is however best to use the native implementation of atof.
2198 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2199 * Some good tests to try out with either setting are t/base/num.t,
2200 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2201 * you may need to be using a different function than atof! */
2203 #ifndef USE_PERL_ATOF
2205 # define USE_PERL_ATOF
2208 # if USE_PERL_ATOF == 0
2209 # undef USE_PERL_ATOF
2213 #ifdef USE_PERL_ATOF
2214 # define Perl_atof(s) Perl_my_atof(s)
2215 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2217 # define Perl_atof(s) (NV)atof(s)
2218 # define Perl_atof2(s, n) ((n) = atof(s))
2221 /* Previously these definitions used hardcoded figures.
2222 * It is hoped these formula are more portable, although
2223 * no data one way or another is presently known to me.
2224 * The "PERL_" names are used because these calculated constants
2225 * do not meet the ANSI requirements for LONG_MAX, etc., which
2226 * need to be constants acceptable to #if - kja
2227 * define PERL_LONG_MAX 2147483647L
2228 * define PERL_LONG_MIN (-LONG_MAX - 1)
2229 * define PERL ULONG_MAX 4294967295L
2232 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2233 # include <limits.h>
2235 /* Included values.h above if necessary; still including limits.h down here,
2236 * despite doing above, because math.h might have overridden... XXX - Allen */
2239 * Try to figure out max and min values for the integral types. THE CORRECT
2240 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2241 * following hacks are used if neither limits.h or values.h provide them:
2242 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2243 * for types < int: (unsigned TYPE)~(unsigned)0
2244 * The argument to ~ must be unsigned so that later signed->unsigned
2245 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2246 * and it must not be smaller than int because ~ does integral promotion.
2247 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2248 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2249 * The latter is a hack which happens to work on some machines but
2250 * does *not* catch any random system, or things like integer types
2251 * with NaN if that is possible.
2253 * All of the types are explicitly cast to prevent accidental loss of
2254 * numeric range, and in the hope that they will be less likely to confuse
2255 * over-eager optimizers.
2259 #define PERL_UCHAR_MIN ((unsigned char)0)
2262 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2265 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2267 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2272 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2273 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2274 * depending on local options. Until Configure detects this (or at least
2275 * detects whether the "signed" keyword is available) the CHAR ranges
2276 * will not be included. UCHAR functions normally.
2280 #define PERL_USHORT_MIN ((unsigned short)0)
2283 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2286 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2289 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2291 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2297 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2299 # ifdef MAXSHORT /* Often used in <values.h> */
2300 # define PERL_SHORT_MAX ((short)MAXSHORT)
2303 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2305 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2311 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2314 # define PERL_SHORT_MIN ((short)MINSHORT)
2317 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2319 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2325 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2328 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2330 # define PERL_UINT_MAX (~(unsigned int)0)
2334 #define PERL_UINT_MIN ((unsigned int)0)
2337 # define PERL_INT_MAX ((int)INT_MAX)
2339 # ifdef MAXINT /* Often used in <values.h> */
2340 # define PERL_INT_MAX ((int)MAXINT)
2342 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2347 # define PERL_INT_MIN ((int)INT_MIN)
2350 # define PERL_INT_MIN ((int)MININT)
2352 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2357 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2360 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2362 # define PERL_ULONG_MAX (~(unsigned long)0)
2366 #define PERL_ULONG_MIN ((unsigned long)0L)
2369 # define PERL_LONG_MAX ((long)LONG_MAX)
2371 # ifdef MAXLONG /* Often used in <values.h> */
2372 # define PERL_LONG_MAX ((long)MAXLONG)
2374 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2379 # define PERL_LONG_MIN ((long)LONG_MIN)
2382 # define PERL_LONG_MIN ((long)MINLONG)
2384 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2390 # define PERL_UQUAD_MAX (~(UV)0)
2391 # define PERL_UQUAD_MIN ((UV)0)
2392 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2393 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2397 struct RExC_state_t;
2398 struct _reg_trie_data;
2400 typedef MEM_SIZE STRLEN;
2403 typedef struct token TOKEN;
2404 typedef struct madprop MADPROP;
2405 typedef struct nexttoken NEXTTOKE;
2407 typedef struct op OP;
2408 typedef struct cop COP;
2409 typedef struct unop UNOP;
2410 typedef struct binop BINOP;
2411 typedef struct listop LISTOP;
2412 typedef struct logop LOGOP;
2413 typedef struct pmop PMOP;
2414 typedef struct svop SVOP;
2415 typedef struct padop PADOP;
2416 typedef struct pvop PVOP;
2417 typedef struct loop LOOP;
2419 typedef struct block_hooks BHK;
2420 typedef struct custom_op XOP;
2422 typedef struct interpreter PerlInterpreter;
2424 /* Amdahl's <ksync.h> has struct sv */
2425 /* SGI's <sys/sema.h> has struct sv */
2426 #if defined(UTS) || defined(__sgi)
2427 # define STRUCT_SV perl_sv
2429 # define STRUCT_SV sv
2431 typedef struct STRUCT_SV SV;
2432 typedef struct av AV;
2433 typedef struct hv HV;
2434 typedef struct cv CV;
2435 typedef struct p5rx REGEXP;
2436 typedef struct gp GP;
2437 typedef struct gv GV;
2438 typedef struct io IO;
2439 typedef struct context PERL_CONTEXT;
2440 typedef struct block BLOCK;
2442 typedef struct magic MAGIC;
2443 typedef struct xpv XPV;
2444 typedef struct xpviv XPVIV;
2445 typedef struct xpvuv XPVUV;
2446 typedef struct xpvnv XPVNV;
2447 typedef struct xpvmg XPVMG;
2448 typedef struct xpvlv XPVLV;
2449 typedef struct xpvav XPVAV;
2450 typedef struct xpvhv XPVHV;
2451 typedef struct xpvgv XPVGV;
2452 typedef struct xpvcv XPVCV;
2453 typedef struct xpvbm XPVBM;
2454 typedef struct xpvfm XPVFM;
2455 typedef struct xpvio XPVIO;
2456 typedef struct mgvtbl MGVTBL;
2457 typedef union any ANY;
2458 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2459 typedef struct ptr_tbl PTR_TBL_t;
2460 typedef struct clone_params CLONE_PARAMS;
2464 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2465 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2466 # define USE_64_BIT_RAWIO /* implicit */
2470 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2471 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2472 * however, because operating systems like to do that themself. */
2475 # define FSEEKSIZE LSEEKSIZE
2477 # define FSEEKSIZE LONGSIZE
2481 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2482 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2483 # define USE_64_BIT_STDIO /* implicit */
2487 #ifdef USE_64_BIT_RAWIO
2490 # define Off_t off64_t
2492 # define LSEEKSIZE 8
2494 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2495 * will trigger defines like the ones below. Some 64-bit environments,
2496 * however, do not. Therefore we have to explicitly mix and match. */
2497 # if defined(USE_OPEN64)
2498 # define open open64
2500 # if defined(USE_LSEEK64)
2501 # define lseek lseek64
2503 # if defined(USE_LLSEEK)
2504 # define lseek llseek
2507 # if defined(USE_STAT64)
2508 # define stat stat64
2510 # if defined(USE_FSTAT64)
2511 # define fstat fstat64
2513 # if defined(USE_LSTAT64)
2514 # define lstat lstat64
2516 # if defined(USE_FLOCK64)
2517 # define flock flock64
2519 # if defined(USE_LOCKF64)
2520 # define lockf lockf64
2522 # if defined(USE_FCNTL64)
2523 # define fcntl fcntl64
2525 # if defined(USE_TRUNCATE64)
2526 # define truncate truncate64
2528 # if defined(USE_FTRUNCATE64)
2529 # define ftruncate ftruncate64
2533 #ifdef USE_64_BIT_STDIO
2534 # ifdef HAS_FPOS64_T
2536 # define Fpos_t fpos64_t
2538 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2539 * will trigger defines like the ones below. Some 64-bit environments,
2540 * however, do not. */
2541 # if defined(USE_FOPEN64)
2542 # define fopen fopen64
2544 # if defined(USE_FSEEK64)
2545 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2547 # if defined(USE_FTELL64)
2548 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2550 # if defined(USE_FSETPOS64)
2551 # define fsetpos fsetpos64
2553 # if defined(USE_FGETPOS64)
2554 # define fgetpos fgetpos64
2556 # if defined(USE_TMPFILE64)
2557 # define tmpfile tmpfile64
2559 # if defined(USE_FREOPEN64)
2560 # define freopen freopen64
2565 # include "iperlsys.h"
2568 #if defined(__OPEN_VM)
2569 # include "vmesa/vmesaish.h"
2570 # define ISHISH "vmesa"
2575 # include "os2ish.h"
2577 # include "dosish.h"
2579 # define ISHISH "dos"
2583 # include "vmsish.h"
2587 # define op_getmad(arg,pegop,slot) NOOP
2589 # define ISHISH "vms"
2593 # include "./plan9/plan9ish.h"
2594 # define ISHISH "plan9"
2598 # include "mpeix/mpeixish.h"
2599 # define ISHISH "mpeix"
2602 #if defined(__VOS__)
2604 # include "./vos/vosish.h"
2606 # include "vos/vosish.h"
2608 # define ISHISH "vos"
2612 # include "epocish.h"
2613 # define ISHISH "epoc"
2616 #ifdef __SYMBIAN32__
2617 # include "symbian/symbianish.h"
2621 # define op_getmad(arg,pegop,slot) NOOP
2623 # define ISHISH "symbian"
2627 #if defined(__HAIKU__)
2628 # include "haiku/haikuish.h"
2629 # define ISHISH "haiku"
2630 #elif defined(__BEOS__)
2631 # include "beos/beosish.h"
2632 # define ISHISH "beos"
2636 # include "unixish.h"
2637 # define ISHISH "unix"
2640 /* NSIG logic from Configure --> */
2641 /* Strange style to avoid deeply-nested #if/#else/#endif */
2644 # define NSIG (_NSIG)
2650 # define NSIG (SIGMAX+1)
2656 # define NSIG (SIG_MAX+1)
2662 # define NSIG (_SIG_MAX+1)
2668 # define NSIG (MAXSIG+1)
2674 # define NSIG (MAX_SIG+1)
2679 # ifdef SIGARRAYSIZE
2680 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2686 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2690 /* Default to some arbitrary number that's big enough to get most
2691 of the common signals.
2696 /* <-- NSIG logic from Configure */
2698 #ifndef NO_ENVIRON_ARRAY
2699 # define USE_ENVIRON_ARRAY
2703 * initialise to avoid floating-point exceptions from overflow, etc
2705 #ifndef PERL_FPU_INIT
2706 # ifdef HAS_FPSETMASK
2707 # if HAS_FLOATINGPOINT_H
2708 # include <floatingpoint.h>
2710 /* Some operating systems have this as a macro, which in turn expands to a comma
2711 expression, and the last sub-expression is something that gets calculated,
2712 and then they have the gall to warn that a value computed is not used. Hence
2714 # define PERL_FPU_INIT (void)fpsetmask(0)
2716 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2717 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2718 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2719 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2721 # define PERL_FPU_INIT
2726 #ifndef PERL_FPU_PRE_EXEC
2727 # define PERL_FPU_PRE_EXEC {
2728 # define PERL_FPU_POST_EXEC }
2731 #ifndef PERL_SYS_INIT3_BODY
2732 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2736 =for apidoc Am|void|PERL_SYS_INIT|int argc|char** argv
2737 Provides system-specific tune up of the C runtime environment necessary to
2738 run Perl interpreters. This should be called only once, before creating
2739 any Perl interpreters.
2741 =for apidoc Am|void|PERL_SYS_INIT3|int argc|char** argv|char** env
2742 Provides system-specific tune up of the C runtime environment necessary to
2743 run Perl interpreters. This should be called only once, before creating
2744 any Perl interpreters.
2746 =for apidoc Am|void|PERL_SYS_TERM|
2747 Provides system-specific clean up of the C runtime environment after
2748 running Perl interpreters. This should be called only once, after
2749 freeing any remaining Perl interpreters.
2754 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2755 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2756 #define PERL_SYS_TERM() Perl_sys_term()
2758 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2759 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2764 # ifdef _POSIX_PATH_MAX
2765 # if PATH_MAX > _POSIX_PATH_MAX
2766 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2767 * included the null byte or not. Later amendments of POSIX,
2768 * XPG4, the Austin Group, and the Single UNIX Specification
2769 * all explicitly include the null byte in the PATH_MAX.
2770 * Ditto for _POSIX_PATH_MAX. */
2771 # define MAXPATHLEN PATH_MAX
2773 # define MAXPATHLEN _POSIX_PATH_MAX
2776 # define MAXPATHLEN (PATH_MAX+1)
2779 # ifdef _POSIX_PATH_MAX
2780 # define MAXPATHLEN _POSIX_PATH_MAX
2782 # define MAXPATHLEN 1024 /* Err on the large side. */
2787 /* In case Configure was not used (we are using a "canned config"
2788 * such as Win32, or a cross-compilation setup, for example) try going
2789 * by the gcc major and minor versions. One useful URL is
2790 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2791 * but contrary to this information warn_unused_result seems
2792 * not to be in gcc 3.3.5, at least. --jhi
2793 * Also, when building extensions with an installed perl, this allows
2794 * the user to upgrade gcc and get the right attributes, rather than
2795 * relying on the list generated at Configure time. --AD
2796 * Set these up now otherwise we get confused when some of the <*thread.h>
2797 * includes below indirectly pull in <perlio.h> (which needs to know if we
2798 * have HASATTRIBUTE_FORMAT).
2802 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2803 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2804 # define HASATTRIBUTE_DEPRECATED
2806 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2807 # define HASATTRIBUTE_FORMAT
2808 # if defined __MINGW32__
2809 # define PRINTF_FORMAT_NULL_OK
2812 # if __GNUC__ >= 3 /* 3.0 -> */
2813 # define HASATTRIBUTE_MALLOC
2815 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2816 # define HASATTRIBUTE_NONNULL
2818 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2819 # define HASATTRIBUTE_NORETURN
2821 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2822 # define HASATTRIBUTE_PURE
2824 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2825 # define HASATTRIBUTE_UNUSED
2827 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2828 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2830 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2831 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2834 #endif /* #ifndef PERL_MICRO */
2836 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2837 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2838 * this results in many functions being undeclared which bothers C++
2839 * May make sense to have threads after "*ish.h" anyway
2842 #if defined(USE_ITHREADS)
2844 # include <nw5thread.h>
2846 # ifdef FAKE_THREADS
2847 # include "fakethr.h"
2850 # include <win32thread.h>
2853 # include "os2thread.h"
2855 # ifdef I_MACH_CTHREADS
2856 # include <mach/cthreads.h>
2857 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2858 # define MUTEX_INIT_CALLS_MALLOC
2860 typedef cthread_t perl_os_thread;
2861 typedef mutex_t perl_mutex;
2862 typedef condition_t perl_cond;
2863 typedef void * perl_key;
2864 # else /* Posix threads */
2866 # include <pthread.h>
2868 typedef pthread_t perl_os_thread;
2869 typedef pthread_mutex_t perl_mutex;
2870 typedef pthread_cond_t perl_cond;
2871 typedef pthread_key_t perl_key;
2872 # endif /* I_MACH_CTHREADS */
2875 # endif /* FAKE_THREADS */
2876 #endif /* NETWARE */
2877 #endif /* USE_ITHREADS */
2884 # include "netware.h"
2887 #define STATUS_UNIX PL_statusvalue
2889 # define STATUS_NATIVE PL_statusvalue_vms
2891 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2892 * its contents can not be trusted. Unfortunately, Perl seems to check
2893 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2896 # include <stsdef.h>
2898 /* Presume this because if VMS changes it, it will require a new
2899 * set of APIs for waiting on children for binary compatibility.
2901 # define child_offset_bits (8)
2902 # ifndef C_FAC_POSIX
2903 # define C_FAC_POSIX 0x35A000
2906 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2907 * platform from the existing UNIX or Native status values.
2910 # define STATUS_EXIT \
2911 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2912 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2915 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2916 * exit code and shifts the UNIX value over the correct number of bits to
2917 * be a child status. Usually the number of bits is 8, but that could be
2918 * platform dependent. The NATIVE status code is presumed to have either
2919 * from a child process.
2922 /* This is complicated. The child processes return a true native VMS
2923 status which must be saved. But there is an assumption in Perl that
2924 the UNIX child status has some relationship to errno values, so
2925 Perl tries to translate it to text in some of the tests.
2926 In order to get the string translation correct, for the error, errno
2927 must be EVMSERR, but that generates a different text message
2928 than what the test programs are expecting. So an errno value must
2929 be derived from the native status value when an error occurs.
2930 That will hide the true native status message. With this version of
2931 perl, the true native child status can always be retrieved so that
2932 is not a problem. But in this case, Pl_statusvalue and errno may
2933 have different values in them.
2936 # define STATUS_NATIVE_CHILD_SET(n) \
2938 I32 evalue = (I32)n; \
2939 if (evalue == EVMSERR) { \
2940 PL_statusvalue_vms = vaxc$errno; \
2941 PL_statusvalue = evalue; \
2943 PL_statusvalue_vms = evalue; \
2944 if (evalue == -1) { \
2945 PL_statusvalue = -1; \
2946 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2948 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2949 set_vaxc_errno(evalue); \
2950 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2951 set_errno(EVMSERR); \
2952 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2953 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2957 # ifdef VMSISH_STATUS
2958 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2960 # define STATUS_CURRENT STATUS_UNIX
2963 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2964 * the NATIVE status to an equivalent value. Can not be used to translate
2965 * exit code values as exit code values are not guaranteed to have any
2966 * relationship at all to errno values.
2967 * This is used when Perl is forcing errno to have a specific value.
2969 # define STATUS_UNIX_SET(n) \
2971 I32 evalue = (I32)n; \
2972 PL_statusvalue = evalue; \
2973 if (PL_statusvalue != -1) { \
2974 if (PL_statusvalue != EVMSERR) { \
2975 PL_statusvalue &= 0xFFFF; \
2976 if (MY_POSIX_EXIT) \
2977 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2978 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2981 PL_statusvalue_vms = vaxc$errno; \
2984 else PL_statusvalue_vms = SS$_ABORT; \
2985 set_vaxc_errno(PL_statusvalue_vms); \
2988 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2989 * the NATIVE error status based on it.
2991 * When in the default mode to comply with the Perl VMS documentation,
2992 * 0 is a success and any other code sets the NATIVE status to a failure
2993 * code of SS$_ABORT.
2995 * In the new POSIX EXIT mode, native status will be set so that the
2996 * actual exit code will can be retrieved by the calling program or
2999 * If the exit code is not clearly a UNIX parent or child exit status,
3000 * it will be passed through as a VMS status.
3003 # define STATUS_UNIX_EXIT_SET(n) \
3005 I32 evalue = (I32)n; \
3006 PL_statusvalue = evalue; \
3007 if (MY_POSIX_EXIT) { \
3008 if (evalue <= 0xFF00) { \
3009 if (evalue > 0xFF) \
3010 evalue = (evalue >> child_offset_bits) & 0xFF; \
3011 PL_statusvalue_vms = \
3012 (C_FAC_POSIX | (evalue << 3 ) | \
3013 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
3014 } else /* forgive them Perl, for they have sinned */ \
3015 PL_statusvalue_vms = evalue; \
3018 PL_statusvalue_vms = SS$_NORMAL; \
3019 else if (evalue <= 0xFF00) \
3020 PL_statusvalue_vms = SS$_ABORT; \
3021 else { /* forgive them Perl, for they have sinned */ \
3022 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
3023 else PL_statusvalue_vms = vaxc$errno; \
3024 /* And obviously used a VMS status value instead of UNIX */ \
3025 PL_statusvalue = EVMSERR; \
3027 set_vaxc_errno(PL_statusvalue_vms); \
3032 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
3033 * and sets the NATIVE error status based on it. This special case
3034 * is needed to maintain compatibility with past VMS behavior.
3036 * In the default mode on VMS, this number is passed through as
3037 * both the NATIVE and UNIX status. Which makes it different
3038 * that the STATUS_UNIX_EXIT_SET.
3040 * In the new POSIX EXIT mode, native status will be set so that the
3041 * actual exit code will can be retrieved by the calling program or
3044 * A POSIX exit code is from 0 to 255. If the exit code is higher
3045 * than this, it needs to be assumed that it is a VMS exit code and
3049 # define STATUS_EXIT_SET(n) \
3051 I32 evalue = (I32)n; \
3052 PL_statusvalue = evalue; \
3053 if (MY_POSIX_EXIT) \
3054 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
3055 PL_statusvalue_vms = \
3056 (C_FAC_POSIX | (evalue << 3 ) | \
3057 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
3059 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
3060 set_vaxc_errno(PL_statusvalue_vms); \
3064 /* This macro forces a success status */
3065 # define STATUS_ALL_SUCCESS \
3066 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
3068 /* This macro forces a failure status */
3069 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
3070 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
3071 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
3074 # define STATUS_NATIVE PL_statusvalue_posix
3075 # if defined(WCOREDUMP)
3076 # define STATUS_NATIVE_CHILD_SET(n) \
3078 PL_statusvalue_posix = (n); \
3079 if (PL_statusvalue_posix == -1) \
3080 PL_statusvalue = -1; \
3083 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3084 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
3085 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
3088 # elif defined(WIFEXITED)
3089 # define STATUS_NATIVE_CHILD_SET(n) \
3091 PL_statusvalue_posix = (n); \
3092 if (PL_statusvalue_posix == -1) \
3093 PL_statusvalue = -1; \
3096 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
3097 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
3101 # define STATUS_NATIVE_CHILD_SET(n) \
3103 PL_statusvalue_posix = (n); \
3104 if (PL_statusvalue_posix == -1) \
3105 PL_statusvalue = -1; \
3108 PL_statusvalue_posix & 0xFFFF; \
3112 # define STATUS_UNIX_SET(n) \
3114 PL_statusvalue = (n); \
3115 if (PL_statusvalue != -1) \
3116 PL_statusvalue &= 0xFFFF; \
3118 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
3119 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
3120 # define STATUS_CURRENT STATUS_UNIX
3121 # define STATUS_EXIT STATUS_UNIX
3122 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
3123 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
3126 /* flags in PL_exit_flags for nature of exit() */
3127 #define PERL_EXIT_EXPECTED 0x01
3128 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
3131 /* format to use for version numbers in file/directory names */
3132 /* XXX move to Configure? */
3133 /* This was only ever used for the current version, and that can be done at
3134 compile time, as PERL_FS_VERSION, so should we just delete it? */
3135 # ifndef PERL_FS_VER_FMT
3136 # define PERL_FS_VER_FMT "%d.%d.%d"
3140 #ifndef PERL_FS_VERSION
3141 # define PERL_FS_VERSION PERL_VERSION_STRING
3144 /* This defines a way to flush all output buffers. This may be a
3145 * performance issue, so we allow people to disable it. Also, if
3146 * we are using stdio, there are broken implementations of fflush(NULL)
3147 * out there, Solaris being the most prominent.
3149 #ifndef PERL_FLUSHALL_FOR_CHILD
3150 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
3151 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
3154 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
3156 # define PERL_FLUSHALL_FOR_CHILD NOOP
3161 #ifndef PERL_WAIT_FOR_CHILDREN
3162 # define PERL_WAIT_FOR_CHILDREN NOOP
3165 /* the traditional thread-unsafe notion of "current interpreter". */
3166 #ifndef PERL_SET_INTERP
3167 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
3170 #ifndef PERL_GET_INTERP
3171 # define PERL_GET_INTERP (PL_curinterp)
3174 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
3175 # ifdef MULTIPLICITY
3176 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
3178 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
3182 This replaces the previous %_ "hack" by the "%p" hacks.
3183 All that is required is that the perl source does not
3184 use "%-p" or "%-<number>p" or "%<number>p" formats.
3185 These formats will still work in perl code.
3186 See comments in sv.c for further details.
3188 Robin Barker 2005-07-14
3190 No longer use %1p for VDf = %vd. RMB 2007-10-19
3194 # define SVf_(n) "-" STRINGIFY(n) "p"
3202 # define SVf32 SVf_(32)
3206 # define SVf256 SVf_(256)
3209 #define SVfARG(p) ((void*)(p))
3212 /* not used; but needed for backward compatibility with XS code? - RMB */
3221 /* not used; but needed for backward compatibility with XS code? - RMB */
3229 #ifdef HASATTRIBUTE_DEPRECATED
3230 # define __attribute__deprecated__ __attribute__((deprecated))
3232 #ifdef HASATTRIBUTE_FORMAT
3233 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3235 #ifdef HASATTRIBUTE_MALLOC
3236 # define __attribute__malloc__ __attribute__((__malloc__))
3238 #ifdef HASATTRIBUTE_NONNULL
3239 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3241 #ifdef HASATTRIBUTE_NORETURN
3242 # define __attribute__noreturn__ __attribute__((noreturn))
3244 #ifdef HASATTRIBUTE_PURE
3245 # define __attribute__pure__ __attribute__((pure))
3247 #ifdef HASATTRIBUTE_UNUSED
3248 # define __attribute__unused__ __attribute__((unused))
3250 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3251 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3254 /* If we haven't defined the attributes yet, define them to blank. */
3255 #ifndef __attribute__deprecated__
3256 # define __attribute__deprecated__
3258 #ifndef __attribute__format__
3259 # define __attribute__format__(x,y,z)
3261 #ifndef __attribute__malloc__
3262 # define __attribute__malloc__
3264 #ifndef __attribute__nonnull__
3265 # define __attribute__nonnull__(a)
3267 #ifndef __attribute__noreturn__
3268 # define __attribute__noreturn__
3270 #ifndef __attribute__pure__
3271 # define __attribute__pure__
3273 #ifndef __attribute__unused__
3274 # define __attribute__unused__
3276 #ifndef __attribute__warn_unused_result__
3277 # define __attribute__warn_unused_result__
3280 /* For functions that are marked as __attribute__noreturn__, it's not
3281 appropriate to call return. In either case, include the lint directive.
3283 #ifdef HASATTRIBUTE_NORETURN
3284 # define NORETURN_FUNCTION_END /* NOTREACHED */
3286 # define NORETURN_FUNCTION_END /* NOTREACHED */ return 0
3289 /* Some OS warn on NULL format to printf */
3290 #ifdef PRINTF_FORMAT_NULL_OK
3291 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3293 # define __attribute__format__null_ok__(x,y,z)
3296 #ifdef HAS_BUILTIN_EXPECT
3297 # define EXPECT(expr,val) __builtin_expect(expr,val)
3299 # define EXPECT(expr,val) (expr)
3301 #define LIKELY(cond) EXPECT(cond,1)
3302 #define UNLIKELY(cond) EXPECT(cond,0)
3303 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3307 /* Some unistd.h's give a prototype for pause() even though
3308 HAS_PAUSE ends up undefined. This causes the #define
3309 below to be rejected by the compiler. Sigh.
3314 #define Pause() sleep((32767<<16)+32767)
3318 # ifdef IOCPARM_MASK
3319 /* on BSDish systems we're safe */
3320 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3322 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3323 /* on Linux systems we're safe; except when we're not [perl #38223] */
3324 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3326 /* otherwise guess at what's safe */
3327 # define IOCPARM_LEN(x) 256
3332 #if defined(__CYGWIN__)
3334 * This symbol, if defined, indicates that the program should
3335 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3336 * that a file is in "binary" mode -- that is, that no translation
3337 * of bytes occurs on read or write operations.
3339 # define USEMYBINMODE /**/
3340 # include <io.h> /* for setmode() prototype */
3341 # define my_binmode(fp, iotype, mode) \
3342 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3346 void init_os_extras(void);
3349 #ifdef UNION_ANY_DEFINITION
3350 UNION_ANY_DEFINITION;
3359 void (*any_dptr) (void*);
3360 void (*any_dxptr) (pTHX_ void*);
3364 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3366 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3367 #define FILTER_DATA(idx) \
3368 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3369 #define FILTER_ISREADER(idx) \
3370 (PL_parser && PL_parser->rsfp_filters \
3371 && idx >= AvFILLp(PL_parser->rsfp_filters))
3372 #define PERL_FILTER_EXISTS(i) \
3373 (PL_parser && PL_parser->rsfp_filters \
3374 && (i) <= av_len(PL_parser->rsfp_filters))
3376 #if defined(_AIX) && !defined(_AIX43)
3377 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3378 /* We cannot include <crypt.h> to get the struct crypt_data
3379 * because of setkey prototype problems when threading */
3380 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3381 /* From OSF, Not needed in AIX
3389 #endif /* threading */
3393 # include "iperlsys.h"
3396 #ifdef __LIBCATAMOUNT__
3397 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3399 #define FAKE_BIT_BUCKET
3402 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3403 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3404 * defined by Configure, despite their names being similar to the
3405 * other defines like USE_ITHREADS. Configure in fact knows nothing
3406 * about the randomised hashes. Therefore to enable/disable the hash
3407 * randomisation defines use the Configure -Accflags=... instead. */
3408 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3409 # define USE_HASH_SEED
3412 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3413 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3414 * it's not really needed.
3417 # define YYTOKENTYPE
3423 YYSTYPE next_val; /* value of next token, if any */
3424 I32 next_type; /* type of next token */
3425 MADPROP *next_mad; /* everything else about that token */
3429 /* macros to define bit-fields in structs. */
3430 #ifndef PERL_BITFIELD8
3431 # define PERL_BITFIELD8 unsigned
3433 #ifndef PERL_BITFIELD16
3434 # define PERL_BITFIELD16 unsigned
3436 #ifndef PERL_BITFIELD32
3437 # define PERL_BITFIELD32 unsigned
3447 #include "opnames.h"
3454 #include "warnings.h"
3457 /* these would be in doio.h if there was such a file */
3458 #define my_stat() my_stat_flags(SV_GMAGIC)
3459 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3461 /* defined in sv.c, but also used in [ach]v.c */
3464 #undef _XPVCV_COMMON
3466 typedef struct _sublex_info SUBLEXINFO;
3467 struct _sublex_info {
3468 U8 super_state; /* lexer state to save */
3469 U16 sub_inwhat; /* "lex_inwhat" to use */
3470 OP *sub_op; /* "lex_op" to use */
3471 char *super_bufptr; /* PL_parser->bufptr that was */
3472 char *super_bufend; /* PL_parser->bufend that was */
3477 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3479 struct scan_data_t; /* Used in S_* functions in regcomp.c */
3480 struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */
3482 struct ptr_tbl_ent {
3483 struct ptr_tbl_ent* next;
3489 struct ptr_tbl_ent** tbl_ary;
3492 struct ptr_tbl_arena *tbl_arena;
3493 struct ptr_tbl_ent *tbl_arena_next;
3494 struct ptr_tbl_ent *tbl_arena_end;
3497 #if defined(iAPX286) || defined(M_I286) || defined(I80286)
3501 #if defined(htonl) && !defined(HAS_HTONL)
3504 #if defined(htons) && !defined(HAS_HTONS)
3507 #if defined(ntohl) && !defined(HAS_NTOHL)
3510 #if defined(ntohs) && !defined(HAS_NTOHS)
3514 #if (BYTEORDER & 0xffff) != 0x4321
3520 #define htons my_swap
3521 #define htonl my_htonl
3522 #define ntohs my_swap
3523 #define ntohl my_ntohl
3526 #if (BYTEORDER & 0xffff) == 0x4321
3535 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3538 #if BYTEORDER != 0x1234
3543 # if BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3544 # define vtohl(x) ((((x)&0xFF)<<24) \
3546 +(((x)&0x0000FF00)<<8) \
3547 +(((x)&0x00FF0000)>>8) )
3548 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3549 # define htovl(x) vtohl(x)
3550 # define htovs(x) vtohs(x)
3552 /* otherwise default to functions in util.c */
3554 short htovs(short n);
3555 short vtohs(short n);
3561 /* *MAX Plus 1. A floating point value.
3562 Hopefully expressed in a way that dodgy floating point can't mess up.
3563 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3565 May find that some broken compiler will want the value cast to I32.
3566 [after the shift, as signed >> may not be as secure as unsigned >>]
3568 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3569 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3570 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3571 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3572 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3574 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3576 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3577 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3578 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3580 /* This may look like unnecessary jumping through hoops, but converting
3581 out of range floating point values to integers *is* undefined behaviour,
3582 and it is starting to bite.
3585 #define I_32(what) (cast_i32((NV)(what)))
3586 #define U_32(what) (cast_ulong((NV)(what)))
3587 #define I_V(what) (cast_iv((NV)(what)))
3588 #define U_V(what) (cast_uv((NV)(what)))
3590 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3591 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3592 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3593 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3594 : ((n) < U32_MAX_P1 ? (U32) (n) \
3595 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3596 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3597 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3598 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3599 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3600 : ((n) < UV_MAX_P1 ? (UV) (n) \
3601 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3604 #define U_S(what) ((U16)U_32(what))
3605 #define U_I(what) ((unsigned int)U_32(what))
3606 #define U_L(what) U_32(what)
3609 # define Perl_signbit signbit
3612 /* These do not care about the fractional part, only about the range. */
3613 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3614 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3616 /* Used with UV/IV arguments: */
3617 /* XXXX: need to speed it up */
3618 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3619 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3626 #if !(defined(UNDER_CE) || defined(SYMBIAN))
3627 Uid_t getuid (void);
3628 Uid_t geteuid (void);
3629 Gid_t getgid (void);
3630 Gid_t getegid (void);
3634 #ifndef Perl_debug_log
3635 # define Perl_debug_log PerlIO_stderr()
3638 #ifndef Perl_error_log
3639 # define Perl_error_log (PL_stderrgv \
3640 && isGV(PL_stderrgv) \
3641 && GvIOp(PL_stderrgv) \
3642 && IoOFP(GvIOp(PL_stderrgv)) \
3643 ? IoOFP(GvIOp(PL_stderrgv)) \
3648 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3649 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3650 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3651 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3652 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3653 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3654 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3655 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3656 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3657 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3658 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3659 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3660 /* U is reserved for Unofficial, exploratory hacking */
3661 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3662 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3663 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3664 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3665 /* 0x00010000 is unused, used to be S */
3666 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3667 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3668 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3669 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3670 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3671 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3672 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3673 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3674 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3675 #define DEBUG_MASK 0x03FEEFFF /* mask of all the standard flags */
3677 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3678 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3679 that something was done? */
3681 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3682 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3683 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3684 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3685 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3686 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3687 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3688 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3689 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3690 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3691 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3692 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3693 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3694 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3695 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3696 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3697 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3698 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3699 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3700 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3701 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3702 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3703 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3704 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3705 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3706 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3707 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3708 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3712 # define DEBUG_p_TEST DEBUG_p_TEST_
3713 # define DEBUG_s_TEST DEBUG_s_TEST_
3714 # define DEBUG_l_TEST DEBUG_l_TEST_
3715 # define DEBUG_t_TEST DEBUG_t_TEST_
3716 # define DEBUG_o_TEST DEBUG_o_TEST_
3717 # define DEBUG_c_TEST DEBUG_c_TEST_
3718 # define DEBUG_P_TEST DEBUG_P_TEST_
3719 # define DEBUG_m_TEST DEBUG_m_TEST_
3720 # define DEBUG_f_TEST DEBUG_f_TEST_
3721 # define DEBUG_r_TEST DEBUG_r_TEST_
3722 # define DEBUG_x_TEST DEBUG_x_TEST_
3723 # define DEBUG_u_TEST DEBUG_u_TEST_
3724 # define DEBUG_U_TEST DEBUG_U_TEST_
3725 # define DEBUG_H_TEST DEBUG_H_TEST_
3726 # define DEBUG_X_TEST DEBUG_X_TEST_
3727 # define DEBUG_D_TEST DEBUG_D_TEST_
3728 # define DEBUG_T_TEST DEBUG_T_TEST_
3729 # define DEBUG_R_TEST DEBUG_R_TEST_
3730 # define DEBUG_J_TEST DEBUG_J_TEST_
3731 # define DEBUG_v_TEST DEBUG_v_TEST_
3732 # define DEBUG_C_TEST DEBUG_C_TEST_
3733 # define DEBUG_A_TEST DEBUG_A_TEST_
3734 # define DEBUG_q_TEST DEBUG_q_TEST_
3735 # define DEBUG_M_TEST DEBUG_M_TEST_
3736 # define DEBUG_B_TEST DEBUG_B_TEST_
3737 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3738 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3739 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3741 # define PERL_DEB(a) a
3742 # define PERL_DEBUG(a) if (PL_debug) a
3743 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3744 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3745 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3746 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3747 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3748 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3749 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3751 /* Temporarily turn off memory debugging in case the a
3752 * does memory allocation, either directly or indirectly. */
3753 # define DEBUG_m(a) \
3755 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3758 # define DEBUG__(t, a) \
3760 if (t) STMT_START {a;} STMT_END; \
3763 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3764 #ifndef PERL_EXT_RE_BUILD
3765 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3767 # define DEBUG_r(a) STMT_START {a;} STMT_END
3768 #endif /* PERL_EXT_RE_BUILD */
3769 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3770 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3771 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3772 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3773 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3774 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3775 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3776 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3777 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3779 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3780 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3781 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3782 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3783 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3784 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3785 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3786 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3788 #else /* DEBUGGING */
3790 # define DEBUG_p_TEST (0)
3791 # define DEBUG_s_TEST (0)
3792 # define DEBUG_l_TEST (0)
3793 # define DEBUG_t_TEST (0)
3794 # define DEBUG_o_TEST (0)
3795 # define DEBUG_c_TEST (0)
3796 # define DEBUG_P_TEST (0)
3797 # define DEBUG_m_TEST (0)
3798 # define DEBUG_f_TEST (0)
3799 # define DEBUG_r_TEST (0)
3800 # define DEBUG_x_TEST (0)
3801 # define DEBUG_u_TEST (0)
3802 # define DEBUG_U_TEST (0)
3803 # define DEBUG_H_TEST (0)
3804 # define DEBUG_X_TEST (0)
3805 # define DEBUG_D_TEST (0)
3806 # define DEBUG_T_TEST (0)
3807 # define DEBUG_R_TEST (0)
3808 # define DEBUG_J_TEST (0)
3809 # define DEBUG_v_TEST (0)
3810 # define DEBUG_C_TEST (0)
3811 # define DEBUG_A_TEST (0)
3812 # define DEBUG_q_TEST (0)
3813 # define DEBUG_M_TEST (0)
3814 # define DEBUG_B_TEST (0)
3815 # define DEBUG_Xv_TEST (0)
3816 # define DEBUG_Uv_TEST (0)
3817 # define DEBUG_Pv_TEST (0)
3819 # define PERL_DEB(a)
3820 # define PERL_DEBUG(a)
3845 # define DEBUG_Xv(a)
3846 # define DEBUG_Uv(a)
3847 # define DEBUG_Pv(a)
3848 #endif /* DEBUGGING */
3851 #define DEBUG_SCOPE(where) \
3853 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3854 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3855 __FILE__, __LINE__));
3857 #if defined(DEBUGGING) && defined(I_ASSERT)
3858 # include <assert.h>
3861 /* Keep the old croak based assert for those who want it, and as a fallback if
3862 the platform is so heretically non-ANSI that it can't assert. */
3864 #define Perl_assert(what) PERL_DEB( \
3865 ((what) ? ((void) 0) : \
3866 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3867 "\", line %d", STRINGIFY(what), __LINE__), \
3871 # define assert(what) Perl_assert(what)
3875 I32 (*uf_val)(pTHX_ IV, SV*);
3876 I32 (*uf_set)(pTHX_ IV, SV*);
3880 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3881 * XS code wanting to be backward compatible can do something
3882 * like the following:
3884 #ifndef PERL_MG_UFUNC
3885 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3888 static PERL_MG_UFUNC(foo_get, index, val)
3898 #ifndef PERL_MG_UFUNC
3899 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3902 /* Fix these up for __STDC__ */
3903 #ifndef DONT_DECLARE_STD
3904 char *mktemp (char*);
3906 double atof (const char*);
3911 /* All of these are in stdlib.h or time.h for ANSI C */
3913 struct tm *gmtime(), *localtime();
3914 #if defined(OEMVS) || defined(__OPEN_VM)
3915 char *(strchr)(), *(strrchr)();
3916 char *(strcpy)(), *(strcat)();
3918 char *strchr(), *strrchr();
3919 char *strcpy(), *strcat();
3921 #endif /* ! STANDARD_C */
3928 double exp (double);
3929 double log (double);
3930 double log10 (double);
3931 double sqrt (double);
3932 double frexp (double,int*);
3933 double ldexp (double,int);
3934 double modf (double,double*);
3935 double sin (double);
3936 double cos (double);
3937 double atan2 (double,double);
3938 double pow (double,double);
3942 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3943 # define NV_INF LDBL_INFINITY
3945 #if !defined(NV_INF) && defined(DBL_INFINITY)
3946 # define NV_INF (NV)DBL_INFINITY
3948 #if !defined(NV_INF) && defined(INFINITY)
3949 # define NV_INF (NV)INFINITY
3951 #if !defined(NV_INF) && defined(INF)
3952 # define NV_INF (NV)INF
3954 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3955 # define NV_INF (NV)HUGE_VALL
3957 #if !defined(NV_INF) && defined(HUGE_VAL)
3958 # define NV_INF (NV)HUGE_VAL
3961 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3962 # if !defined(NV_NAN) && defined(LDBL_NAN)
3963 # define NV_NAN LDBL_NAN
3965 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3966 # define NV_NAN LDBL_QNAN
3968 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3969 # define NV_NAN LDBL_SNAN
3972 #if !defined(NV_NAN) && defined(DBL_NAN)
3973 # define NV_NAN (NV)DBL_NAN
3975 #if !defined(NV_NAN) && defined(DBL_QNAN)
3976 # define NV_NAN (NV)DBL_QNAN
3978 #if !defined(NV_NAN) && defined(DBL_SNAN)
3979 # define NV_NAN (NV)DBL_SNAN
3981 #if !defined(NV_NAN) && defined(QNAN)
3982 # define NV_NAN (NV)QNAN
3984 #if !defined(NV_NAN) && defined(SNAN)
3985 # define NV_NAN (NV)SNAN
3987 #if !defined(NV_NAN) && defined(NAN)
3988 # define NV_NAN (NV)NAN
3992 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3993 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3995 # if !defined(WIN32) && !defined(VMS)
3997 char *crypt (const char*, const char*);
3999 # endif /* !WIN32 */
4000 # endif /* !NeXT && !__NeXT__ */
4001 # ifndef DONT_DECLARE_STD
4003 char *getenv (const char*);
4004 # endif /* !getenv */
4005 # if !defined(HAS_LSEEK_PROTO) && !defined(EPOC) && !defined(__hpux)
4006 # ifdef _FILE_OFFSET_BITS
4007 # if _FILE_OFFSET_BITS == 64
4008 Off_t lseek (int,Off_t,int);
4012 # endif /* !DONT_DECLARE_STD */
4014 char *getlogin (void);
4016 #endif /* !__cplusplus */
4018 /* Fixme on VMS. This needs to be a run-time, not build time options */
4019 /* Also rename() is affected by this */
4020 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
4021 #define UNLINK unlnk
4022 I32 unlnk (pTHX_ const char*);
4024 #define UNLINK PerlLIO_unlink
4027 /* some versions of glibc are missing the setresuid() proto */
4028 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
4029 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
4031 /* some versions of glibc are missing the setresgid() proto */
4032 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
4033 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
4036 #ifndef HAS_SETREUID
4037 # ifdef HAS_SETRESUID
4038 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
4039 # define HAS_SETREUID
4042 #ifndef HAS_SETREGID
4043 # ifdef HAS_SETRESGID
4044 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
4045 # define HAS_SETREGID
4049 /* Sighandler_t defined in iperlsys.h */
4051 #ifdef HAS_SIGACTION
4052 typedef struct sigaction Sigsave_t;
4054 typedef Sighandler_t Sigsave_t;
4065 # define RUNOPS_DEFAULT Perl_runops_debug
4067 # define RUNOPS_DEFAULT Perl_runops_standard
4071 EXTERN_C void PerlIO_teardown(void);
4072 # ifdef USE_ITHREADS
4073 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
4074 # define PERLIO_TERM \
4076 PerlIO_teardown(); \
4077 MUTEX_DESTROY(&PL_perlio_mutex);\
4080 # define PERLIO_INIT
4081 # define PERLIO_TERM PerlIO_teardown()
4084 # define PERLIO_INIT
4085 # define PERLIO_TERM
4089 # ifdef MUTEX_INIT_CALLS_MALLOC
4090 # define MALLOC_INIT \
4092 PL_malloc_mutex = NULL; \
4093 MUTEX_INIT(&PL_malloc_mutex); \
4095 # define MALLOC_TERM \
4097 perl_mutex tmp = PL_malloc_mutex; \
4098 PL_malloc_mutex = NULL; \
4099 MUTEX_DESTROY(&tmp); \
4102 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
4103 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
4106 # define MALLOC_INIT
4107 # define MALLOC_TERM
4110 #if defined(PERL_IMPLICIT_CONTEXT)
4112 struct perl_memory_debug_header;
4113 struct perl_memory_debug_header {
4118 struct perl_memory_debug_header *prev;
4119 struct perl_memory_debug_header *next;
4122 # define sTHX (sizeof(struct perl_memory_debug_header) + \
4123 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
4124 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
4130 #ifdef PERL_TRACK_MEMPOOL
4131 # define INIT_TRACK_MEMPOOL(header, interp) \
4133 (header).interpreter = (interp); \
4134 (header).prev = (header).next = &(header); \
4137 # define INIT_TRACK_MEMPOOL(header, interp)
4140 #ifdef I_MALLOCMALLOC
4141 /* Needed for malloc_size(), malloc_good_size() on some systems */
4142 # include <malloc/malloc.h>
4146 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4148 # ifdef HAS_MALLOC_SIZE
4149 # ifdef PERL_TRACK_MEMPOOL
4150 # define Perl_safesysmalloc_size(where) \
4151 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4153 # define Perl_safesysmalloc_size(where) malloc_size(where)
4156 # ifdef HAS_MALLOC_GOOD_SIZE
4157 # ifdef PERL_TRACK_MEMPOOL
4158 # define Perl_malloc_good_size(how_much) \
4159 (malloc_good_size((how_much) + sTHX) - sTHX)
4161 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4164 /* Having this as the identity operation makes some code simpler. */
4165 # define Perl_malloc_good_size(how_much) (how_much)
4169 typedef int (*runops_proc_t)(pTHX);
4170 typedef void (*share_proc_t) (pTHX_ SV *sv);
4171 typedef int (*thrhook_proc_t) (pTHX);
4172 typedef OP* (*PPADDR_t[]) (pTHX);
4173 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4174 typedef void (*despatch_signals_proc_t) (pTHX);
4176 /* NeXT has problems with crt0.o globals */
4177 #if defined(__DYNAMIC__) && \
4178 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4179 # if defined(NeXT) || defined(__NeXT)
4180 # include <mach-o/dyld.h>
4181 # define environ (*environ_pointer)
4182 EXT char *** environ_pointer;
4184 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4185 # include <crt_externs.h> /* for the env array */
4186 # define environ (*_NSGetEnviron())
4190 /* VMS and some other platforms don't use the environ array */
4191 # ifdef USE_ENVIRON_ARRAY
4192 # if !defined(DONT_DECLARE_STD) || \
4193 (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \
4196 extern char ** environ; /* environment variables supplied via exec */
4201 #define PERL_PATCHLEVEL_H_IMPLICIT
4202 #include "patchlevel.h"
4203 #undef PERL_PATCHLEVEL_H_IMPLICIT
4205 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4206 STRINGIFY(PERL_VERSION) "." \
4207 STRINGIFY(PERL_SUBVERSION)
4209 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4210 STRINGIFY(PERL_API_VERSION) "." \
4211 STRINGIFY(PERL_API_SUBVERSION)
4215 /* handy constants */
4216 EXTCONST char PL_warn_uninit[]
4217 INIT("Use of uninitialized value%s%s%s");
4218 EXTCONST char PL_warn_nosemi[]
4219 INIT("Semicolon seems to be missing");
4220 EXTCONST char PL_warn_reserved[]
4221 INIT("Unquoted string \"%s\" may clash with future reserved word");
4222 EXTCONST char PL_warn_nl[]
4223 INIT("Unsuccessful %s on filename containing newline");
4224 EXTCONST char PL_no_wrongref[]
4225 INIT("Can't use %s ref as %s ref");
4226 /* The core no longer needs these here. If you require the string constant,
4227 please inline a copy into your own code. */
4228 EXTCONST char PL_no_symref[] __attribute__deprecated__
4229 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4230 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4231 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4232 EXTCONST char PL_no_usym[]
4233 INIT("Can't use an undefined value as %s reference");
4234 EXTCONST char PL_no_aelem[]
4235 INIT("Modification of non-creatable array value attempted, subscript %d");
4236 EXTCONST char PL_no_helem_sv[]
4237 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4238 EXTCONST char PL_no_modify[]
4239 INIT("Modification of a read-only value attempted");
4240 EXTCONST char PL_no_mem[]
4241 INIT("Out of memory!\n");
4242 EXTCONST char PL_no_security[]
4243 INIT("Insecure dependency in %s%s");
4244 EXTCONST char PL_no_sock_func[]
4245 INIT("Unsupported socket function \"%s\" called");
4246 EXTCONST char PL_no_dir_func[]
4247 INIT("Unsupported directory function \"%s\" called");
4248 EXTCONST char PL_no_func[]
4249 INIT("The %s function is unimplemented");
4250 EXTCONST char PL_no_myglob[]
4251 INIT("\"%s\" variable %s can't be in a package");
4252 EXTCONST char PL_no_localize_ref[]
4253 INIT("Can't localize through a reference");
4254 EXTCONST char PL_memory_wrap[]
4255 INIT("panic: memory wrap");
4257 EXTCONST char PL_Yes[]
4259 EXTCONST char PL_No[]
4261 EXTCONST char PL_hexdigit[]
4262 INIT("0123456789abcdef0123456789ABCDEF");
4264 /* This is constant on most architectures, a global on OS/2 */
4266 EXTCONST char PL_sh_path[]
4267 INIT(SH_PATH); /* full path of shell */
4271 EXTCONST char PL_cshname[]
4273 # define PL_cshlen (sizeof(CSH "") - 1)
4276 /* These are baked at compile time into any shared perl library.
4277 In future releases this will allow us in main() to sanity test the
4278 library we're linking against. */
4280 EXTCONST U8 PL_revision
4281 INIT(PERL_REVISION);
4282 EXTCONST U8 PL_version
4284 EXTCONST U8 PL_subversion
4285 INIT(PERL_SUBVERSION);
4287 EXTCONST char PL_uuemap[65]
4288 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4291 EXTCONST char PL_uudmap[256] =
4293 # include "uuudmap.h"
4295 # include "uudmap.h"
4298 EXTCONST char PL_bitcount[256] =
4300 # include "ubitcount.h"
4302 # include "bitcount.h"
4305 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4306 EXTCONST int PL_sig_num[] = { SIG_NUM };
4308 EXTCONST char PL_uudmap[256];
4309 EXTCONST char PL_bitcount[256];
4310 EXTCONST char* const PL_sig_name[];
4311 EXTCONST int PL_sig_num[];
4314 /* fast conversion and case folding tables. The folding tables complement the
4315 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4316 * folds such as outside the range or to multiple characters. */
4321 /* The EBCDIC fold table depends on the code page, and hence is found in
4324 EXTCONST unsigned char PL_fold[] = {
4325 0, 1, 2, 3, 4, 5, 6, 7,
4326 8, 9, 10, 11, 12, 13, 14, 15,
4327 16, 17, 18, 19, 20, 21, 22, 23,
4328 24, 25, 26, 27, 28, 29, 30, 31,
4329 32, 33, 34, 35, 36, 37, 38, 39,
4330 40, 41, 42, 43, 44, 45, 46, 47,
4331 48, 49, 50, 51, 52, 53, 54, 55,
4332 56, 57, 58, 59, 60, 61, 62, 63,
4333 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4334 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4335 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4336 'x', 'y', 'z', 91, 92, 93, 94, 95,
4337 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4338 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4339 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4340 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4341 128, 129, 130, 131, 132, 133, 134, 135,
4342 136, 137, 138, 139, 140, 141, 142, 143,
4343 144, 145, 146, 147, 148, 149, 150, 151,
4344 152, 153, 154, 155, 156, 157, 158, 159,
4345 160, 161, 162, 163, 164, 165, 166, 167,
4346 168, 169, 170, 171, 172, 173, 174, 175,
4347 176, 177, 178, 179, 180, 181, 182, 183,
4348 184, 185, 186, 187, 188, 189, 190, 191,
4349 192, 193, 194, 195, 196, 197, 198, 199,
4350 200, 201, 202, 203, 204, 205, 206, 207,
4351 208, 209, 210, 211, 212, 213, 214, 215,
4352 216, 217, 218, 219, 220, 221, 222, 223,
4353 224, 225, 226, 227, 228, 229, 230, 231,
4354 232, 233, 234, 235, 236, 237, 238, 239,
4355 240, 241, 242, 243, 244, 245, 246, 247,
4356 248, 249, 250, 251, 252, 253, 254, 255
4358 EXTCONST unsigned char PL_fold_latin1[] = {
4359 /* Full latin1 complement folding, except for three problematic code points:
4360 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4361 * fold complements outside the Latin1 range, so can't match something
4362 * that isn't in utf8.
4363 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4364 * not one, so can't be represented in this table.
4366 * All have to be specially handled */
4367 0, 1, 2, 3, 4, 5, 6, 7,
4368 8, 9, 10, 11, 12, 13, 14, 15,
4369 16, 17, 18, 19, 20, 21, 22, 23,
4370 24, 25, 26, 27, 28, 29, 30, 31,
4371 32, 33, 34, 35, 36, 37, 38, 39,
4372 40, 41, 42, 43, 44, 45, 46, 47,
4373 48, 49, 50, 51, 52, 53, 54, 55,
4374 56, 57, 58, 59, 60, 61, 62, 63,
4375 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4376 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4377 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4378 'x', 'y', 'z', 91, 92, 93, 94, 95,
4379 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4380 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4381 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4382 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4383 128, 129, 130, 131, 132, 133, 134, 135,
4384 136, 137, 138, 139, 140, 141, 142, 143,
4385 144, 145, 146, 147, 148, 149, 150, 151,
4386 152, 153, 154, 155, 156, 157, 158, 159,
4387 160, 161, 162, 163, 164, 165, 166, 167,
4388 168, 169, 170, 171, 172, 173, 174, 175,
4389 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4390 184, 185, 186, 187, 188, 189, 190, 191,
4391 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4392 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4393 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4394 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4395 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4396 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4397 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4398 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4399 255 /* y with diaeresis */
4401 #endif /* !EBCDIC, but still in DOINIT */
4403 /* If these tables are accessed through ebcdic, the access will be converted to
4405 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4406 0, 1, 2, 3, 4, 5, 6, 7,
4407 8, 9, 10, 11, 12, 13, 14, 15,
4408 16, 17, 18, 19, 20, 21, 22, 23,
4409 24, 25, 26, 27, 28, 29, 30, 31,
4410 32, 33, 34, 35, 36, 37, 38, 39,
4411 40, 41, 42, 43, 44, 45, 46, 47,
4412 48, 49, 50, 51, 52, 53, 54, 55,
4413 56, 57, 58, 59, 60, 61, 62, 63,
4414 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4415 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4416 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4417 'x', 'y', 'z', 91, 92, 93, 94, 95,
4418 96, 97, 98, 99, 100, 101, 102, 103,
4419 104, 105, 106, 107, 108, 109, 110, 111,
4420 112, 113, 114, 115, 116, 117, 118, 119,
4421 120, 121, 122, 123, 124, 125, 126, 127,
4422 128, 129, 130, 131, 132, 133, 134, 135,
4423 136, 137, 138, 139, 140, 141, 142, 143,
4424 144, 145, 146, 147, 148, 149, 150, 151,
4425 152, 153, 154, 155, 156, 157, 158, 159,
4426 160, 161, 162, 163, 164, 165, 166, 167,
4427 168, 169, 170, 171, 172, 173, 174, 175,
4428 176, 177, 178, 179, 180, 181, 182, 183,
4429 184, 185, 186, 187, 188, 189, 190, 191,
4430 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4431 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4432 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4433 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4434 224, 225, 226, 227, 228, 229, 230, 231,
4435 232, 233, 234, 235, 236, 237, 238, 239,
4436 240, 241, 242, 243, 244, 245, 246, 247,
4437 248, 249, 250, 251, 252, 253, 254, 255
4440 /* upper and title case of latin1 characters, modified so that the three tricky
4441 * ones are mapped to 255 (which is one of the three) */
4442 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4443 0, 1, 2, 3, 4, 5, 6, 7,
4444 8, 9, 10, 11, 12, 13, 14, 15,
4445 16, 17, 18, 19, 20, 21, 22, 23,
4446 24, 25, 26, 27, 28, 29, 30, 31,
4447 32, 33, 34, 35, 36, 37, 38, 39,
4448 40, 41, 42, 43, 44, 45, 46, 47,
4449 48, 49, 50, 51, 52, 53, 54, 55,
4450 56, 57, 58, 59, 60, 61, 62, 63,
4451 64, 65, 66, 67, 68, 69, 70, 71,
4452 72, 73, 74, 75, 76, 77, 78, 79,
4453 80, 81, 82, 83, 84, 85, 86, 87,
4454 88, 89, 90, 91, 92, 93, 94, 95,
4455 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4456 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4457 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4458 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4459 128, 129, 130, 131, 132, 133, 134, 135,
4460 136, 137, 138, 139, 140, 141, 142, 143,
4461 144, 145, 146, 147, 148, 149, 150, 151,
4462 152, 153, 154, 155, 156, 157, 158, 159,
4463 160, 161, 162, 163, 164, 165, 166, 167,
4464 168, 169, 170, 171, 172, 173, 174, 175,
4465 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4466 184, 185, 186, 187, 188, 189, 190, 191,
4467 192, 193, 194, 195, 196, 197, 198, 199,
4468 200, 201, 202, 203, 204, 205, 206, 207,
4469 208, 209, 210, 211, 212, 213, 214, 215,
4470 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4471 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4472 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4473 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4474 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4476 #else /* ! DOINIT */
4477 EXTCONST unsigned char PL_fold[];
4478 EXTCONST unsigned char PL_fold_latin1[];
4479 EXTCONST unsigned char PL_mod_latin1_uc[];
4480 EXTCONST unsigned char PL_latin1_lc[];
4483 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4485 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4486 0, 1, 2, 3, 4, 5, 6, 7,
4487 8, 9, 10, 11, 12, 13, 14, 15,
4488 16, 17, 18, 19, 20, 21, 22, 23,
4489 24, 25, 26, 27, 28, 29, 30, 31,
4490 32, 33, 34, 35, 36, 37, 38, 39,
4491 40, 41, 42, 43, 44, 45, 46, 47,
4492 48, 49, 50, 51, 52, 53, 54, 55,
4493 56, 57, 58, 59, 60, 61, 62, 63,
4494 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4495 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4496 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4497 'x', 'y', 'z', 91, 92, 93, 94, 95,
4498 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4499 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4500 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4501 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4502 128, 129, 130, 131, 132, 133, 134, 135,
4503 136, 137, 138, 139, 140, 141, 142, 143,
4504 144, 145, 146, 147, 148, 149, 150, 151,
4505 152, 153, 154, 155, 156, 157, 158, 159,
4506 160, 161, 162, 163, 164, 165, 166, 167,
4507 168, 169, 170, 171, 172, 173, 174, 175,
4508 176, 177, 178, 179, 180, 181, 182, 183,
4509 184, 185, 186, 187, 188, 189, 190, 191,
4510 192, 193, 194, 195, 196, 197, 198, 199,
4511 200, 201, 202, 203, 204, 205, 206, 207,
4512 208, 209, 210, 211, 212, 213, 214, 215,
4513 216, 217, 218, 219, 220, 221, 222, 223,
4514 224, 225, 226, 227, 228, 229, 230, 231,
4515 232, 233, 234, 235, 236, 237, 238, 239,
4516 240, 241, 242, 243, 244, 245, 246, 247,
4517 248, 249, 250, 251, 252, 253, 254, 255
4520 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4522 #endif /* !PERL_GLOBAL_STRUCT */
4526 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4527 1, 2, 84, 151, 154, 155, 156, 157,
4528 165, 246, 250, 3, 158, 7, 18, 29,
4529 40, 51, 62, 73, 85, 96, 107, 118,
4530 129, 140, 147, 148, 149, 150, 152, 153,
4531 255, 6, 8, 9, 10, 11, 12, 13,
4532 14, 15, 24, 25, 26, 27, 28, 226,
4533 29, 30, 31, 32, 33, 43, 44, 45,
4534 46, 47, 48, 49, 50, 76, 77, 78,
4535 79, 80, 81, 82, 83, 84, 85, 86,
4536 87, 94, 95, 234, 181, 233, 187, 190,
4537 180, 96, 97, 98, 99, 100, 101, 102,
4538 104, 112, 182, 174, 236, 232, 229, 103,
4539 228, 226, 114, 115, 116, 117, 118, 119,
4540 120, 121, 122, 235, 176, 230, 194, 162,
4541 130, 131, 132, 133, 134, 135, 136, 137,
4542 138, 139, 201, 205, 163, 217, 220, 224,
4543 5, 248, 227, 244, 242, 255, 241, 231,
4544 240, 253, 16, 197, 19, 20, 21, 187,
4545 23, 169, 210, 245, 237, 249, 247, 239,
4546 168, 252, 34, 196, 36, 37, 38, 39,
4547 41, 42, 251, 254, 238, 223, 221, 213,
4548 225, 177, 52, 53, 54, 55, 56, 57,
4549 58, 59, 60, 61, 63, 64, 65, 66,
4550 67, 68, 69, 70, 71, 72, 74, 75,
4551 205, 208, 186, 202, 200, 218, 198, 179,
4552 178, 214, 88, 89, 90, 91, 92, 93,
4553 217, 166, 170, 207, 199, 209, 206, 204,
4554 160, 212, 105, 106, 108, 109, 110, 111,
4555 203, 113, 216, 215, 192, 175, 193, 243,
4556 172, 161, 123, 124, 125, 126, 127, 128,
4557 222, 219, 211, 195, 188, 193, 185, 184,
4558 191, 183, 141, 142, 143, 144, 145, 146
4560 #else /* ascii rather than ebcdic */
4561 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4562 1, 2, 84, 151, 154, 155, 156, 157,
4563 165, 246, 250, 3, 158, 7, 18, 29,
4564 40, 51, 62, 73, 85, 96, 107, 118,
4565 129, 140, 147, 148, 149, 150, 152, 153,
4566 255, 182, 224, 205, 174, 176, 180, 217,
4567 233, 232, 236, 187, 235, 228, 234, 226,
4568 222, 219, 211, 195, 188, 193, 185, 184,
4569 191, 183, 201, 229, 181, 220, 194, 162,
4570 163, 208, 186, 202, 200, 218, 198, 179,
4571 178, 214, 166, 170, 207, 199, 209, 206,
4572 204, 160, 212, 216, 215, 192, 175, 173,
4573 243, 172, 161, 190, 203, 189, 164, 230,
4574 167, 248, 227, 244, 242, 255, 241, 231,
4575 240, 253, 169, 210, 245, 237, 249, 247,
4576 239, 168, 252, 251, 254, 238, 223, 221,
4577 213, 225, 177, 197, 171, 196, 159, 4,
4578 5, 6, 8, 9, 10, 11, 12, 13,
4579 14, 15, 16, 17, 19, 20, 21, 22,
4580 23, 24, 25, 26, 27, 28, 30, 31,
4581 32, 33, 34, 35, 36, 37, 38, 39,
4582 41, 42, 43, 44, 45, 46, 47, 48,
4583 49, 50, 52, 53, 54, 55, 56, 57,
4584 58, 59, 60, 61, 63, 64, 65, 66,
4585 67, 68, 69, 70, 71, 72, 74, 75,
4586 76, 77, 78, 79, 80, 81, 82, 83,
4587 86, 87, 88, 89, 90, 91, 92, 93,
4588 94, 95, 97, 98, 99, 100, 101, 102,
4589 103, 104, 105, 106, 108, 109, 110, 111,
4590 112, 113, 114, 115, 116, 117, 119, 120,
4591 121, 122, 123, 124, 125, 126, 127, 128,
4592 130, 131, 132, 133, 134, 135, 136, 137,
4593 138, 139, 141, 142, 143, 144, 145, 146
4597 EXTCONST unsigned char PL_freq[];
4602 EXTCONST char* const PL_block_type[] = {
4617 EXTCONST char* PL_block_type[];
4621 /* These are all the compile time options that affect binary compatibility.
4622 Other compile time options that are binary compatible are in perl.c
4623 Both are combined for the output of perl -V
4624 However, this string will be embedded in any shared perl library, which will
4625 allow us add a comparison check in perlmain.c in the near future. */
4627 EXTCONST char PL_bincompat_options[] =
4628 # ifdef DEBUG_LEAKING_SCALARS
4629 " DEBUG_LEAKING_SCALARS"
4631 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4632 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4634 # ifdef FAKE_THREADS
4643 # ifdef HAVE_INTERP_INTERN
4644 " HAVE_INTERP_INTERN"
4646 # ifdef MULTIPLICITY
4652 # ifdef PERLIO_LAYERS
4655 # ifdef PERL_DEBUG_READONLY_OPS
4656 " PERL_DEBUG_READONLY_OPS"
4658 # ifdef PERL_GLOBAL_STRUCT
4659 " PERL_GLOBAL_STRUCT"
4661 # ifdef PERL_IMPLICIT_CONTEXT
4662 " PERL_IMPLICIT_CONTEXT"
4664 # ifdef PERL_IMPLICIT_SYS
4665 " PERL_IMPLICIT_SYS"
4673 # ifdef PERL_NEED_APPCTX
4676 # ifdef PERL_NEED_TIMESBASE
4677 " PERL_NEED_TIMESBASE"
4679 # ifdef PERL_OLD_COPY_ON_WRITE
4680 " PERL_OLD_COPY_ON_WRITE"
4685 # ifdef PERL_TRACK_MEMPOOL
4686 " PERL_TRACK_MEMPOOL"
4688 # ifdef PERL_USES_PL_PIDSTATUS
4689 " PERL_USES_PL_PIDSTATUS"
4691 # ifdef PL_OP_SLAB_ALLOC
4694 # ifdef THREADS_HAVE_PIDS
4695 " THREADS_HAVE_PIDS"
4697 # ifdef USE_64_BIT_ALL
4700 # ifdef USE_64_BIT_INT
4706 # ifdef USE_ITHREADS
4709 # ifdef USE_LARGE_FILES
4712 # ifdef USE_LOCALE_COLLATE
4713 " USE_LOCALE_COLLATE"
4715 # ifdef USE_LOCALE_NUMERIC
4716 " USE_LOCALE_NUMERIC"
4718 # ifdef USE_LONG_DOUBLE
4724 # ifdef USE_REENTRANT_API
4725 " USE_REENTRANT_API"
4733 # ifdef VMS_DO_SOCKETS
4736 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4737 " VMS_SHORTEN_LONG_SYMBOLS"
4739 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4740 " VMS_SYMBOL_CASE_AS_IS"
4744 EXTCONST char PL_bincompat_options[];
4747 #ifndef PERL_SET_PHASE
4748 # define PERL_SET_PHASE(new_phase) \
4749 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4750 PL_phase = new_phase;
4753 /* The interpreter phases. If these ever change, PL_phase_names right below will
4754 * need to be updated accordingly. */
4756 PERL_PHASE_CONSTRUCT = 0,
4757 PERL_PHASE_START = 1,
4758 PERL_PHASE_CHECK = 2,
4759 PERL_PHASE_INIT = 3,
4762 PERL_PHASE_DESTRUCT = 6
4766 EXTCONST char *const PL_phase_names[] = {
4776 EXTCONST char *const PL_phase_names[];
4780 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4781 * instead of using the newer PL_phase, which provides everything PL_dirty
4782 * provided, and more. */
4783 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4784 #endif /* !PERL_CORE */
4788 /*****************************************************************************/
4789 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4790 /*****************************************************************************/
4791 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4794 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4803 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4814 XTERMORDORDOR /* evil hack */
4815 /* update exp_name[] in toke.c if adding to this enum */
4818 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4819 special and there is no need for HINT_PRIVATE_MASK for COPs
4820 However, bitops store HINT_INTEGER in their op_private. */
4821 #define HINT_INTEGER 0x00000001 /* integer pragma */
4822 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4823 #define HINT_LOCALE 0x00000004 /* locale pragma */
4824 #define HINT_BYTES 0x00000008 /* bytes pragma */
4825 /* Note: 20,40,80 used for NATIVE_HINTS */
4826 /* currently defined by vms/vmsish.h */
4828 #define HINT_BLOCK_SCOPE 0x00000100
4829 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4830 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4831 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4833 /* The HINT_NEW_* constants are used by the overload pragma */
4834 #define HINT_NEW_INTEGER 0x00001000
4835 #define HINT_NEW_FLOAT 0x00002000
4836 #define HINT_NEW_BINARY 0x00004000
4837 #define HINT_NEW_STRING 0x00008000
4838 #define HINT_NEW_RE 0x00010000
4839 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4840 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4841 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4843 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4844 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4846 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4847 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4849 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4851 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4853 /* The following are stored in $^H{sort}, not in PL_hints */
4854 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4855 #define HINT_SORT_QUICKSORT 0x00000001
4856 #define HINT_SORT_MERGESORT 0x00000002
4857 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4859 /* Various states of the input record separator SV (rs) */
4860 #define RsSNARF(sv) (! SvOK(sv))
4861 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4862 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4863 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4865 /* A struct for keeping various DEBUGGING related stuff,
4866 * neatly packed. Currently only scratch variables for
4867 * constructing debug output are included. Needed always,
4868 * not just when DEBUGGING, though, because of the re extension. c*/
4869 struct perl_debug_pad {
4873 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4874 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4875 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4878 /* Enable variables which are pointers to functions */
4879 typedef void (*peep_t)(pTHX_ OP* o);
4880 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4881 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4882 char* strend, char* strbeg, I32 minend,
4883 SV* screamer, void* data, U32 flags);
4884 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4885 char *strpos, char *strend,
4887 re_scream_pos_data *d);
4888 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4889 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4890 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4891 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4893 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4894 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4895 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4896 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4897 typedef void (*XSINIT_t) (pTHX);
4898 typedef void (*ATEXIT_t) (pTHX_ void*);
4899 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4901 typedef OP* (*Perl_ppaddr_t)(pTHX);
4902 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4903 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4904 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4905 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4907 #define KEYWORD_PLUGIN_DECLINE 0
4908 #define KEYWORD_PLUGIN_STMT 1
4909 #define KEYWORD_PLUGIN_EXPR 2
4911 /* Interpreter exitlist entry */
4912 typedef struct exitlistentry {
4913 void (*fn) (pTHX_ void*);
4915 } PerlExitListEntry;
4917 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4918 /* These have to be before perlvars.h */
4919 #if !defined(HAS_SIGACTION) && defined(VMS)
4920 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4922 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4923 #if defined(KILL_BY_SIGPRC)
4924 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4927 #if !defined(MULTIPLICITY)
4929 struct interpreter {
4935 /* If we have multiple interpreters define a struct
4936 holding variables which must be per-interpreter
4937 If we don't have threads anything that would have
4938 be per-thread is per-interpreter.
4941 /* Set up PERLVAR macros for populating structs */
4942 # define PERLVAR(prefix,var,type) type prefix##var;
4943 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4944 # define PERLVARI(prefix,var,type,init) type prefix##var;
4945 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4947 struct interpreter {
4948 # include "intrpvar.h"
4951 EXTCONST U16 PL_interp_size
4952 INIT(sizeof(struct interpreter));
4954 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4955 STRUCT_OFFSET(struct interpreter, member) + \
4956 sizeof(((struct interpreter*)0)->member)
4958 /* This will be useful for subsequent releases, because this has to be the
4959 same in your libperl as in main(), else you have a mismatch and must abort.
4961 EXTCONST U16 PL_interp_size_5_16_0
4962 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_16_0_INTERP_MEMBER));
4965 # ifdef PERL_GLOBAL_STRUCT
4966 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4967 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4970 # include "perlvars.h"
4973 EXTCONST U16 PL_global_struct_size
4974 INIT(sizeof(struct perl_vars));
4977 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4978 EXT struct perl_vars PL_Vars;
4979 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4980 # undef PERL_GET_VARS
4981 # define PERL_GET_VARS() PL_VarsPtr
4982 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4983 # else /* PERL_CORE */
4984 # if !defined(__GNUC__) || !defined(WIN32)
4987 struct perl_vars *PL_VarsPtr;
4988 # define PL_Vars (*((PL_VarsPtr) \
4989 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4990 # endif /* PERL_CORE */
4991 # endif /* PERL_GLOBAL_STRUCT */
4993 /* Done with PERLVAR macros for now ... */
4999 #endif /* MULTIPLICITY */
5001 struct tempsym; /* defined in pp_pack.c */
5006 #ifndef PERL_CALLCONV
5008 # define PERL_CALLCONV extern "C"
5010 # define PERL_CALLCONV
5015 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
5016 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
5019 # include "malloc_ctl.h"
5024 /* this has structure inits, so it cannot be included before here */
5027 /* The following must follow proto.h as #defines mess up syntax */
5029 #if !defined(PERL_FOR_X2P)
5030 # include "embedvar.h"
5033 # undef PL_madskills
5035 # define PL_madskills 0
5039 /* Now include all the 'global' variables
5040 * If we don't have threads or multiple interpreters
5041 * these include variables that would have been their struct-s
5044 #define PERLVAR(prefix,var,type) EXT type PL_##var;
5045 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
5046 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
5047 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
5049 #if !defined(MULTIPLICITY)
5051 # include "intrpvar.h"
5056 /* All core uses now exterminated. Ensure no zombies can return: */
5061 /* Now all the config stuff is setup we can include embed.h */
5065 # define op_getmad(arg,pegop,slot) NOOP
5069 #ifndef PERL_GLOBAL_STRUCT
5072 # include "perlvars.h"
5084 /* dummy variables that hold pointers to both runops functions, thus forcing
5085 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
5087 EXTCONST runops_proc_t PL_runops_std
5088 INIT(Perl_runops_standard);
5089 EXTCONST runops_proc_t PL_runops_dbg
5090 INIT(Perl_runops_debug);
5092 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
5093 * magic vtables const, but this is incompatible with SWIG which
5094 * does want to modify the vtables. */
5095 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5096 # define EXT_MGVTBL EXTCONST MGVTBL
5098 # define EXT_MGVTBL EXT MGVTBL
5101 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5102 #define PERL_MAGIC_VALUE_MAGIC 0x80
5103 #define PERL_MAGIC_VTABLE_MASK 0x3F
5104 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5105 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5106 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5107 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5109 #include "mg_vtable.h"
5112 EXTCONST U8 PL_magic_data[256] =
5114 # include "umg_data.h"
5116 # include "mg_data.h"
5120 EXTCONST U8 PL_magic_data[256];
5124 /* NL BD IV NV PV PI PN MG RX GV LV AV HV CV FM IO */
5126 PL_valid_types_IVX[] = { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5128 PL_valid_types_NVX[] = { 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5130 PL_valid_types_PVX[] = { 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1 };
5132 PL_valid_types_RV[] = { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5134 PL_valid_types_IV_set[] = { 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5136 PL_valid_types_NV_set[] = { 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5140 EXTCONST bool PL_valid_types_IVX[];
5141 EXTCONST bool PL_valid_types_NVX[];
5142 EXTCONST bool PL_valid_types_PVX[];
5143 EXTCONST bool PL_valid_types_RV[];
5144 EXTCONST bool PL_valid_types_IV_set[];
5145 EXTCONST bool PL_valid_types_NV_set[];
5150 #include "overload.h"
5160 CV* table[NofAMmeth];
5162 struct am_table_short {
5169 typedef struct am_table AMT;
5170 typedef struct am_table_short AMTS;
5172 #define AMGfallNEVER 1
5174 #define AMGfallYES 3
5176 #define AMTf_AMAGIC 1
5177 #define AMTf_OVERLOADED 2
5178 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5179 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5180 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5181 #define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED)
5182 #define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED)
5183 #define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED)
5185 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5188 * some compilers like to redefine cos et alia as faster
5189 * (and less accurate?) versions called F_cos et cetera (Quidquid
5190 * latine dictum sit, altum viditur.) This trick collides with
5191 * the Perl overloading (amg). The following #defines fool both.
5196 # define F_atan2_amg atan2_amg
5199 # define F_cos_amg cos_amg
5202 # define F_exp_amg exp_amg
5205 # define F_log_amg log_amg
5208 # define F_pow_amg pow_amg
5211 # define F_sin_amg sin_amg
5214 # define F_sqrt_amg sqrt_amg
5216 #endif /* _FASTMATH */
5218 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5219 PERLDBf_NOOPT | PERLDBf_INTER | \
5220 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5221 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5223 /* No _NONAME, _GOTO */
5224 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5225 #define PERLDBf_LINE 0x02 /* Keep line # */
5226 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5227 #define PERLDBf_INTER 0x08 /* Preserve more data for
5228 later inspections */
5229 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5230 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5231 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5232 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5233 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5234 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5235 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5236 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5237 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5239 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5240 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5241 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5242 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5243 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5244 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5245 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5246 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5247 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5248 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5249 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5250 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5251 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5253 #ifdef USE_LOCALE_NUMERIC
5255 #define SET_NUMERIC_STANDARD() \
5256 set_numeric_standard();
5258 #define SET_NUMERIC_LOCAL() \
5259 set_numeric_local();
5261 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5262 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5265 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5267 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5268 bool was_local = PL_numeric_local && IN_LOCALE; \
5269 if (was_local) SET_NUMERIC_STANDARD();
5271 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5272 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5273 if (was_standard) SET_NUMERIC_LOCAL();
5275 #define RESTORE_NUMERIC_LOCAL() \
5276 if (was_local) SET_NUMERIC_LOCAL();
5278 #define RESTORE_NUMERIC_STANDARD() \
5279 if (was_standard) SET_NUMERIC_STANDARD();
5281 #define Atof my_atof
5283 #else /* !USE_LOCALE_NUMERIC */
5285 #define SET_NUMERIC_STANDARD() /**/
5286 #define SET_NUMERIC_LOCAL() /**/
5287 #define IS_NUMERIC_RADIX(a, b) (0)
5288 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5289 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5290 #define RESTORE_NUMERIC_LOCAL() /**/
5291 #define RESTORE_NUMERIC_STANDARD() /**/
5292 #define Atof my_atof
5293 #define IN_LOCALE_RUNTIME 0
5295 #endif /* !USE_LOCALE_NUMERIC */
5297 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5299 # define strtoll __strtoll /* secret handshake */
5302 # define strtoll _strtoi64 /* secret handshake */
5304 # if !defined(Strtol) && defined(HAS_STRTOLL)
5305 # define Strtol strtoll
5307 # if !defined(Strtol) && defined(HAS_STRTOQ)
5308 # define Strtol strtoq
5310 /* is there atoq() anywhere? */
5312 #if !defined(Strtol) && defined(HAS_STRTOL)
5313 # define Strtol strtol
5316 /* It would be more fashionable to use Strtol() to define atol()
5317 * (as is done for Atoul(), see below) but for backward compatibility
5318 * we just assume atol(). */
5319 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG && defined(HAS_ATOLL)
5321 # define atoll _atoi64 /* secret handshake */
5329 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && QUADKIND == QUAD_IS_LONG_LONG
5331 # define strtoull __strtoull /* secret handshake */
5334 # define strtoull _strtoui64 /* secret handshake */
5336 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5337 # define Strtoul strtoull
5339 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5340 # define Strtoul strtouq
5342 /* is there atouq() anywhere? */
5344 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5345 # define Strtoul strtoul
5347 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5348 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5351 # define Atoul(s) Strtoul(s, NULL, 10)
5355 /* if these never got defined, they need defaults */
5356 #ifndef PERL_SET_CONTEXT
5357 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5360 #ifndef PERL_GET_CONTEXT
5361 # define PERL_GET_CONTEXT PERL_GET_INTERP
5364 #ifndef PERL_GET_THX
5365 # define PERL_GET_THX ((void*)NULL)
5368 #ifndef PERL_SET_THX
5369 # define PERL_SET_THX(t) NOOP
5372 #ifndef PERL_SCRIPT_MODE
5373 #define PERL_SCRIPT_MODE "r"
5377 * Some operating systems are stingy with stack allocation,
5378 * so perl may have to guard against stack overflow.
5380 #ifndef PERL_STACK_OVERFLOW_CHECK
5381 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5385 * Some nonpreemptive operating systems find it convenient to
5386 * check for asynchronous conditions after each op execution.
5387 * Keep this check simple, or it may slow down execution
5392 # ifndef PERL_ASYNC_CHECK
5393 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5397 #ifndef PERL_ASYNC_CHECK
5398 # define PERL_ASYNC_CHECK() NOOP
5402 * On some operating systems, a memory allocation may succeed,
5403 * but put the process too close to the system's comfort limit.
5404 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5407 #ifndef PERL_ALLOC_CHECK
5408 #define PERL_ALLOC_CHECK(p) NOOP
5412 # include <sys/ipc.h>
5413 # include <sys/sem.h>
5414 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5417 struct semid_ds *buf;
5418 unsigned short *array;
5421 # ifdef USE_SEMCTL_SEMUN
5422 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5423 union gccbug_semun {
5425 struct semid_ds *buf;
5426 unsigned short *array;
5429 # define semun gccbug_semun
5431 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5433 # ifdef USE_SEMCTL_SEMID_DS
5434 # ifdef EXTRA_F_IN_SEMUN_BUF
5435 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5437 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5444 * Boilerplate macros for initializing and accessing interpreter-local
5445 * data from C. All statics in extensions should be reworked to use
5446 * this, if you want to make the extension thread-safe. See
5447 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5448 * and perlxs.pod for more.
5450 * Code that uses these macros is responsible for the following:
5451 * 1. #define MY_CXT_KEY to a unique string, e.g.
5452 * "DynaLoader::_guts" XS_VERSION
5453 * XXX in the current implementation, this string is ignored.
5454 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5455 * all the data that needs to be interpreter-local.
5456 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5457 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5458 * (typically put in the BOOT: section).
5459 * 5. Use the members of the my_cxt_t structure everywhere as
5461 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5465 #if defined(PERL_IMPLICIT_CONTEXT)
5467 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5468 * right after the definition (i.e. at file scope). The non-threads
5469 * case below uses it to declare the data as static. */
5470 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5471 # define START_MY_CXT
5472 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5473 # define MY_CXT_INIT_ARG MY_CXT_KEY
5475 # define START_MY_CXT static int my_cxt_index = -1;
5476 # define MY_CXT_INDEX my_cxt_index
5477 # define MY_CXT_INIT_ARG &my_cxt_index
5478 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5480 /* Creates and zeroes the per-interpreter data.
5481 * (We allocate my_cxtp in a Perl SV so that it will be released when
5482 * the interpreter goes away.) */
5483 # define MY_CXT_INIT \
5484 my_cxt_t *my_cxtp = \
5485 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t))
5486 # define MY_CXT_INIT_INTERP(my_perl) \
5487 my_cxt_t *my_cxtp = \
5488 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t))
5490 /* This declaration should be used within all functions that use the
5491 * interpreter-local data. */
5493 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5494 # define dMY_CXT_INTERP(my_perl) \
5495 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5497 /* Clones the per-interpreter data. */
5498 # define MY_CXT_CLONE \
5499 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5500 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5501 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5504 /* This macro must be used to access members of the my_cxt_t structure.
5505 * e.g. MYCXT.some_data */
5506 # define MY_CXT (*my_cxtp)
5508 /* Judicious use of these macros can reduce the number of times dMY_CXT
5509 * is used. Use is similar to pTHX, aTHX etc. */
5510 # define pMY_CXT my_cxt_t *my_cxtp
5511 # define pMY_CXT_ pMY_CXT,
5512 # define _pMY_CXT ,pMY_CXT
5513 # define aMY_CXT my_cxtp
5514 # define aMY_CXT_ aMY_CXT,
5515 # define _aMY_CXT ,aMY_CXT
5517 #else /* PERL_IMPLICIT_CONTEXT */
5519 # define START_MY_CXT static my_cxt_t my_cxt;
5520 # define dMY_CXT_SV dNOOP
5521 # define dMY_CXT dNOOP
5522 # define dMY_CXT_INTERP(my_perl) dNOOP
5523 # define MY_CXT_INIT NOOP
5524 # define MY_CXT_CLONE NOOP
5525 # define MY_CXT my_cxt
5527 # define pMY_CXT void
5534 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5545 # include <sys/file.h>
5548 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5549 int flock(int fd, int op);
5553 /* Assume UNIX defaults */
5554 # define O_RDONLY 0000
5555 # define O_WRONLY 0001
5556 # define O_RDWR 0002
5557 # define O_CREAT 0100
5568 #if O_TEXT != O_BINARY
5569 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5570 * that is, you are somehow DOSish. */
5571 # if defined(__BEOS__) || defined(__HAIKU__) || defined(__VOS__) || \
5573 /* BeOS/Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5574 * BeOS/Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5575 /* VOS has O_TEXT != O_BINARY, and they have effect,
5576 * but VOS always uses LF, never CRLF. */
5577 /* If you have O_TEXT different from your O_BINARY but you still are
5578 * not a CRLF shop. */
5579 # undef PERLIO_USING_CRLF
5581 /* If you really are DOSish. */
5582 # define PERLIO_USING_CRLF 1
5587 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5590 #ifndef EXEC_ARGV_CAST
5591 #define EXEC_ARGV_CAST(x) (char **)x
5594 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5595 int). value returned in pointed-
5597 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5598 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5599 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5600 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5601 #define IS_NUMBER_NAN 0x20 /* this is not */
5603 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5606 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5607 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5608 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5609 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5610 numbers which are <= UV_MAX */
5612 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5614 /* to let user control profiling */
5615 #ifdef PERL_GPROF_CONTROL
5616 extern void moncontrol(int);
5617 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5619 #define PERL_GPROF_MONCONTROL(x)
5626 /* ISO 6429 NEL - C1 control NExt Line */
5627 /* See http://www.unicode.org/unicode/reports/tr13/ */
5628 #ifdef EBCDIC /* In EBCDIC NEL is just an alias for LF */
5629 # if '^' == 95 /* CP 1047: MVS OpenEdition - OS/390 - z/OS */
5630 # define NEXT_LINE_CHAR 0x15
5632 # define NEXT_LINE_CHAR 0x25
5635 # define NEXT_LINE_CHAR 0x85
5638 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5639 #define UNICODE_LINE_SEPA_0 0xE2
5640 #define UNICODE_LINE_SEPA_1 0x80
5641 #define UNICODE_LINE_SEPA_2 0xA8
5642 #define UNICODE_PARA_SEPA_0 0xE2
5643 #define UNICODE_PARA_SEPA_1 0x80
5644 #define UNICODE_PARA_SEPA_2 0xA9
5646 #ifndef PIPESOCK_MODE
5647 # define PIPESOCK_MODE
5650 #ifndef SOCKET_OPEN_MODE
5651 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5654 #ifndef PIPE_OPEN_MODE
5655 # define PIPE_OPEN_MODE PIPESOCK_MODE
5658 #define PERL_MAGIC_UTF8_CACHESIZE 2
5660 #define PERL_UNICODE_STDIN_FLAG 0x0001
5661 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5662 #define PERL_UNICODE_STDERR_FLAG 0x0004
5663 #define PERL_UNICODE_IN_FLAG 0x0008
5664 #define PERL_UNICODE_OUT_FLAG 0x0010
5665 #define PERL_UNICODE_ARGV_FLAG 0x0020
5666 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5667 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5668 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5670 #define PERL_UNICODE_STD_FLAG \
5671 (PERL_UNICODE_STDIN_FLAG | \
5672 PERL_UNICODE_STDOUT_FLAG | \
5673 PERL_UNICODE_STDERR_FLAG)
5675 #define PERL_UNICODE_INOUT_FLAG \
5676 (PERL_UNICODE_IN_FLAG | \
5677 PERL_UNICODE_OUT_FLAG)
5679 #define PERL_UNICODE_DEFAULT_FLAGS \
5680 (PERL_UNICODE_STD_FLAG | \
5681 PERL_UNICODE_INOUT_FLAG | \
5682 PERL_UNICODE_LOCALE_FLAG)
5684 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5686 #define PERL_UNICODE_STDIN 'I'
5687 #define PERL_UNICODE_STDOUT 'O'
5688 #define PERL_UNICODE_STDERR 'E'
5689 #define PERL_UNICODE_STD 'S'
5690 #define PERL_UNICODE_IN 'i'
5691 #define PERL_UNICODE_OUT 'o'
5692 #define PERL_UNICODE_INOUT 'D'
5693 #define PERL_UNICODE_ARGV 'A'
5694 #define PERL_UNICODE_LOCALE 'L'
5695 #define PERL_UNICODE_WIDESYSCALLS 'W'
5696 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5698 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5700 /* Use instead of abs() since abs() forces its argument to be an int,
5701 * but also beware since this evaluates its argument twice, so no x++. */
5702 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5704 #if defined(__DECC) && defined(__osf__)
5705 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5708 #define do_open(g, n, l, a, rm, rp, sf) \
5709 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5710 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5711 # define do_exec(cmd) do_exec3(cmd,0,0)
5714 # define do_aexec Perl_do_aexec
5716 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5720 #define NO_ENV_ARRAY_IN_MAIN
5723 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5724 * are here so that they are available throughout the core
5725 * NOTE that even though some are for _escape and some for _pretty
5726 * there must not be any clashes as the flags from _pretty are
5727 * passed straight through to _escape.
5730 #define PERL_PV_ESCAPE_QUOTE 0x0001
5731 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5733 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5734 #define PERL_PV_PRETTY_LTGT 0x0004
5736 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5738 #define PERL_PV_ESCAPE_UNI 0x0100
5739 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5740 #define PERL_PV_ESCAPE_NONASCII 0x0400
5742 #define PERL_PV_ESCAPE_ALL 0x1000
5743 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5744 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5745 #define PERL_PV_ESCAPE_RE 0x8000
5747 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5749 /* used by pv_display in dump.c*/
5750 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5751 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5754 # define FEATURE_IS_ENABLED(name) \
5755 ((0 != (PL_hints & HINT_LOCALIZE_HH)) \
5756 && Perl_feature_is_enabled(aTHX_ STR_WITH_LEN(name)))
5757 /* The longest string we pass in. */
5758 # define MAX_FEATURE_LEN (sizeof("unicode_strings")-1)
5763 (KEEP THIS LAST IN perl.h!)
5805 so that Configure picks them up.
5807 (KEEP THIS LAST IN perl.h!)
5811 #endif /* Include guard */
5815 * c-indentation-style: bsd
5817 * indent-tabs-mode: t
5820 * ex: set ts=8 sts=4 sw=4 noet: