forked from schacon/perl
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perl.h
6142 lines (5479 loc) · 172 KB
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perl.h
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/* perl.h
*
* Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
* 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
*/
#ifndef H_PERL
#define H_PERL 1
#ifdef PERL_FOR_X2P
/*
* This file is being used for x2p stuff.
* Above symbol is defined via -D in 'x2p/Makefile.SH'
* Decouple x2p stuff from some of perls more extreme eccentricities.
*/
#undef MULTIPLICITY
#undef USE_STDIO
#define USE_STDIO
#endif /* PERL_FOR_X2P */
#if defined(DGUX)
#include <sys/fcntl.h>
#endif
#ifdef VOIDUSED
# undef VOIDUSED
#endif
#define VOIDUSED 1
#ifdef PERL_MICRO
# include "uconfig.h"
#else
# ifndef USE_CROSS_COMPILE
# include "config.h"
# else
# include "xconfig.h"
# endif
#endif
/* See L<perlguts/"The Perl API"> for detailed notes on
* PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
/* Note that from here --> to <-- the same logic is
* repeated in makedef.pl, so be certain to update
* both places when editing. */
#ifdef PERL_IMPLICIT_SYS
/* PERL_IMPLICIT_SYS implies PerlMemShared != PerlMem
so use slab allocator to avoid lots of MUTEX overhead
*/
# ifndef PL_OP_SLAB_ALLOC
# define PL_OP_SLAB_ALLOC
# endif
#endif
#ifdef USE_ITHREADS
# if !defined(MULTIPLICITY)
# define MULTIPLICITY
# endif
#endif
#ifdef PERL_GLOBAL_STRUCT_PRIVATE
# ifndef PERL_GLOBAL_STRUCT
# define PERL_GLOBAL_STRUCT
# endif
#endif
#ifdef PERL_GLOBAL_STRUCT
# ifndef MULTIPLICITY
# define MULTIPLICITY
# endif
#endif
#ifdef MULTIPLICITY
# ifndef PERL_IMPLICIT_CONTEXT
# define PERL_IMPLICIT_CONTEXT
# endif
#endif
/* undef WIN32 when building on Cygwin (for libwin32) - gph */
#ifdef __CYGWIN__
# undef WIN32
# undef _WIN32
#endif
#if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
# ifndef SYMBIAN
# define SYMBIAN
# endif
#endif
#ifdef __SYMBIAN32__
# include "symbian/symbian_proto.h"
#endif
/* Any stack-challenged places. The limit varies (and often
* is configurable), but using more than a kilobyte of stack
* is usually dubious in these systems. */
#if defined(EPOC) || defined(__SYMBIAN32__)
/* EPOC/Symbian: need to work around the SDK features. *
* On WINS: MS VC5 generates calls to _chkstk, *
* if a "large" stack frame is allocated. *
* gcc on MARM does not generate calls like these. */
# define USE_HEAP_INSTEAD_OF_STACK
#endif
#/* Use the reentrant APIs like localtime_r and getpwent_r */
/* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
#if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
# define USE_REENTRANT_API
#endif
/* <--- here ends the logic shared by perl.h and makedef.pl */
/*
* PERL_DARWIN for MacOSX (__APPLE__ exists but is not officially sanctioned)
* (The -DPERL_DARWIN comes from the hints/darwin.sh.)
* __bsdi__ for BSD/OS
*/
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(PERL_DARWIN) || defined(__bsdi__) || defined(BSD41) || defined(BSD42) || defined(BSD43) || defined(BSD44)
# ifndef BSDish
# define BSDish
# endif
#endif
#undef START_EXTERN_C
#undef END_EXTERN_C
#undef EXTERN_C
#ifdef __cplusplus
# define START_EXTERN_C extern "C" {
# define END_EXTERN_C }
# define EXTERN_C extern "C"
#else
# define START_EXTERN_C
# define END_EXTERN_C
# define EXTERN_C extern
#endif
#ifdef PERL_GLOBAL_STRUCT
# ifndef PERL_GET_VARS
# ifdef PERL_GLOBAL_STRUCT_PRIVATE
EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
# define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
# ifndef PERLIO_FUNCS_CONST
# define PERLIO_FUNCS_CONST /* Can't have these lying around. */
# endif
# else
# define PERL_GET_VARS() PL_VarsPtr
# endif
# endif
#endif
#define pVAR register struct perl_vars* my_vars PERL_UNUSED_DECL
#ifdef PERL_GLOBAL_STRUCT
# define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
#else
# define dVAR dNOOP
#endif
#ifdef PERL_IMPLICIT_CONTEXT
# ifndef MULTIPLICITY
# define MULTIPLICITY
# endif
# define tTHX PerlInterpreter*
# define pTHX register tTHX my_perl PERL_UNUSED_DECL
# define aTHX my_perl
# ifdef PERL_GLOBAL_STRUCT
# define dTHXa(a) dVAR; pTHX = (tTHX)a
# else
# define dTHXa(a) pTHX = (tTHX)a
# endif
# ifdef PERL_GLOBAL_STRUCT
# define dTHX dVAR; pTHX = PERL_GET_THX
# else
# define dTHX pTHX = PERL_GET_THX
# endif
# define pTHX_ pTHX,
# define aTHX_ aTHX,
# define pTHX_1 2
# define pTHX_2 3
# define pTHX_3 4
# define pTHX_4 5
# define pTHX_5 6
# define pTHX_6 7
# define pTHX_7 8
# define pTHX_8 9
# define pTHX_9 10
# if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
# define PERL_TRACK_MEMPOOL
# endif
#else
# undef PERL_TRACK_MEMPOOL
#endif
#define STATIC static
#define CPERLscope(x) x
#define CPERLarg void
#define CPERLarg_
#define _CPERLarg
#define PERL_OBJECT_THIS
#define _PERL_OBJECT_THIS
#define PERL_OBJECT_THIS_
#define CALL_FPTR(fptr) (*fptr)
#define CALLRUNOPS CALL_FPTR(PL_runops)
#define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
#define CALLREGCOMP_ENG(prog, sv, flags) \
CALL_FPTR(((prog)->comp))(aTHX_ sv, flags)
#define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,screamer,data,flags) \
CALL_FPTR(RX_ENGINE(prog)->exec)(aTHX_ (prog),(stringarg),(strend), \
(strbeg),(minend),(screamer),(data),(flags))
#define CALLREG_INTUIT_START(prog,sv,strpos,strend,flags,data) \
CALL_FPTR(RX_ENGINE(prog)->intuit)(aTHX_ (prog), (sv), (strpos), \
(strend),(flags),(data))
#define CALLREG_INTUIT_STRING(prog) \
CALL_FPTR(RX_ENGINE(prog)->checkstr)(aTHX_ (prog))
#define CALLREGFREE(prog) \
Perl_pregfree(aTHX_ (prog))
#define CALLREGFREE_PVT(prog) \
if(prog) CALL_FPTR(RX_ENGINE(prog)->free)(aTHX_ (prog))
#define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
CALL_FPTR(RX_ENGINE(rx)->numbered_buff_FETCH)(aTHX_ (rx),(paren),(usesv))
#define CALLREG_NUMBUF_STORE(rx,paren,value) \
CALL_FPTR(RX_ENGINE(rx)->numbered_buff_STORE)(aTHX_ (rx),(paren),(value))
#define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
CALL_FPTR(RX_ENGINE(rx)->numbered_buff_LENGTH)(aTHX_ (rx),(sv),(paren))
#define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
#define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
#define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
#define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
#define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
#define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
#define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff_iter)(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
#define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
#define CALLREG_NAMED_BUFF_COUNT(rx) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
#define CALLREG_NAMED_BUFF_ALL(rx, flags) \
CALL_FPTR(RX_ENGINE(rx)->named_buff)(aTHX_ (rx), NULL, NULL, flags)
#define CALLREG_PACKAGE(rx) \
CALL_FPTR(RX_ENGINE(rx)->qr_package)(aTHX_ (rx))
#if defined(USE_ITHREADS)
#define CALLREGDUPE(prog,param) \
Perl_re_dup(aTHX_ (prog),(param))
#define CALLREGDUPE_PVT(prog,param) \
(prog ? CALL_FPTR(RX_ENGINE(prog)->dupe)(aTHX_ (prog),(param)) \
: (REGEXP *)NULL)
#endif
/*
* Because of backward compatibility reasons the PERL_UNUSED_DECL
* cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
*
* Note that there are C compilers such as MetroWerks CodeWarrior
* which do not have an "inlined" way (like the gcc __attribute__) of
* marking unused variables (they need e.g. a #pragma) and therefore
* cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
* if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
*
*/
#if defined(__SYMBIAN32__) && defined(__GNUC__)
# ifdef __cplusplus
# define PERL_UNUSED_DECL
# else
# define PERL_UNUSED_DECL __attribute__((unused))
# endif
#endif
#ifndef PERL_UNUSED_DECL
# if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
# define PERL_UNUSED_DECL __attribute__unused__
# else
# define PERL_UNUSED_DECL
# endif
#endif
/* gcc -Wall:
* for silencing unused variables that are actually used most of the time,
* but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
*/
#ifndef PERL_UNUSED_ARG
# if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
# include <note.h>
# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
# else
# define PERL_UNUSED_ARG(x) ((void)x)
# endif
#endif
#ifndef PERL_UNUSED_VAR
# define PERL_UNUSED_VAR(x) ((void)x)
#endif
#ifdef USE_ITHREADS
# define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
#else
# define PERL_UNUSED_CONTEXT
#endif
#define NOOP /*EMPTY*/(void)0
#if !defined(HASATTRIBUTE_UNUSED) && defined(__cplusplus)
#define dNOOP /*EMPTY*/(void)0 /* Older g++ has no __attribute((unused))__ */
#else
#define dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL
#endif
#ifndef pTHX
/* Don't bother defining tTHX and sTHX; using them outside
* code guarded by PERL_IMPLICIT_CONTEXT is an error.
*/
# define pTHX void
# define pTHX_
# define aTHX
# define aTHX_
# define dTHXa(a) dNOOP
# define dTHX dNOOP
# define pTHX_1 1
# define pTHX_2 2
# define pTHX_3 3
# define pTHX_4 4
# define pTHX_5 5
# define pTHX_6 6
# define pTHX_7 7
# define pTHX_8 8
# define pTHX_9 9
#endif
#ifndef dVAR
# define dVAR dNOOP
#endif
/* these are only defined for compatibility; should not be used internally */
#if !defined(pTHXo) && !defined(PERL_CORE)
# define pTHXo pTHX
# define pTHXo_ pTHX_
# define aTHXo aTHX
# define aTHXo_ aTHX_
# define dTHXo dTHX
# define dTHXoa(x) dTHXa(x)
#endif
#ifndef pTHXx
# define pTHXx register PerlInterpreter *my_perl
# define pTHXx_ pTHXx,
# define aTHXx my_perl
# define aTHXx_ aTHXx,
# define dTHXx dTHX
#endif
/* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
* PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
* dTHXs is therefore needed for all functions using PerlIO_foo(). */
#ifdef PERL_IMPLICIT_SYS
# ifdef PERL_GLOBAL_STRUCT_PRIVATE
# define dTHXs dVAR; dTHX
# else
# define dTHXs dTHX
# endif
#else
# ifdef PERL_GLOBAL_STRUCT_PRIVATE
# define dTHXs dVAR
# else
# define dTHXs dNOOP
# endif
#endif
/* Some platforms require marking function declarations
* for them to be exportable. Used in perlio.h, proto.h
* is handled either by the makedef.pl or by defining the
* PERL_CALLCONV to be something special. See also the
* definition of XS() in XSUB.h. */
#ifndef PERL_EXPORT_C
# ifdef __cplusplus
# define PERL_EXPORT_C extern "C"
# else
# define PERL_EXPORT_C extern
# endif
#endif
#ifndef PERL_XS_EXPORT_C
# ifdef __cplusplus
# define PERL_XS_EXPORT_C extern "C"
# else
# define PERL_XS_EXPORT_C
# endif
#endif
#ifdef OP_IN_REGISTER
# ifdef __GNUC__
# define stringify_immed(s) #s
# define stringify(s) stringify_immed(s)
register struct op *Perl_op asm(stringify(OP_IN_REGISTER));
# endif
#endif
/* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
* g++ allows them but seems to have problems with them
* (insane errors ensue).
* g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
*/
#if defined(PERL_GCC_PEDANTIC) || \
(defined(__GNUC__) && defined(__cplusplus) && \
((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
# ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
# define PERL_GCC_BRACE_GROUPS_FORBIDDEN
# endif
#endif
#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
# ifndef PERL_USE_GCC_BRACE_GROUPS
# define PERL_USE_GCC_BRACE_GROUPS
# endif
#endif
/*
* STMT_START { statements; } STMT_END;
* can be used as a single statement, as in
* if (x) STMT_START { ... } STMT_END; else ...
*
* Trying to select a version that gives no warnings...
*/
#if !(defined(STMT_START) && defined(STMT_END))
# ifdef PERL_USE_GCC_BRACE_GROUPS
# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
# define STMT_END )
# else
/* Now which other defined()s do we need here ??? */
# if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__)
# define STMT_START if (1)
# define STMT_END else (void)0
# else
# define STMT_START do
# define STMT_END while (0)
# endif
# endif
#endif
#define WITH_THX(s) STMT_START { dTHX; s; } STMT_END
#define WITH_THR(s) WITH_THX(s)
#ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
# define BYTEORDER 0x1234
#endif
/* Overall memory policy? */
#ifndef CONSERVATIVE
# define LIBERAL 1
#endif
#if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
#define ASCIIish
#else
#undef ASCIIish
#endif
/*
* The following contortions are brought to you on behalf of all the
* standards, semi-standards, de facto standards, not-so-de-facto standards
* of the world, as well as all the other botches anyone ever thought of.
* The basic theory is that if we work hard enough here, the rest of the
* code can be a lot prettier. Well, so much for theory. Sorry, Henry...
*/
/* define this once if either system, instead of cluttering up the src */
#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE)
#define DOSISH 1
#endif
#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__)
# define STANDARD_C 1
#endif
#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
# define DONT_DECLARE_STD 1
#endif
#if defined(HASVOLATILE) || defined(STANDARD_C)
# define VOL volatile
#else
# define VOL
#endif
#define TAINT (PL_tainted = TRUE)
#define TAINT_NOT (PL_tainted = FALSE)
#define TAINT_IF(c) if (c) { PL_tainted = TRUE; }
#define TAINT_ENV() if (PL_tainting) { taint_env(); }
#define TAINT_PROPER(s) if (PL_tainting) { taint_proper(NULL, s); }
/* XXX All process group stuff is handled in pp_sys.c. Should these
defines move there? If so, I could simplify this a lot. --AD 9/96.
*/
/* Process group stuff changed from traditional BSD to POSIX.
perlfunc.pod documents the traditional BSD-style syntax, so we'll
try to preserve that, if possible.
*/
#ifdef HAS_SETPGID
# define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
#else
# if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
# define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
# else
# ifdef HAS_SETPGRP2 /* DG/UX */
# define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
# endif
# endif
#endif
#if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
# define HAS_SETPGRP /* Well, effectively it does . . . */
#endif
/* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
our life easier :-) so we'll try it.
*/
#ifdef HAS_GETPGID
# define BSD_GETPGRP(pid) getpgid((pid))
#else
# if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
# define BSD_GETPGRP(pid) getpgrp((pid))
# else
# ifdef HAS_GETPGRP2 /* DG/UX */
# define BSD_GETPGRP(pid) getpgrp2((pid))
# endif
# endif
#endif
#if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
# define HAS_GETPGRP /* Well, effectively it does . . . */
#endif
/* These are not exact synonyms, since setpgrp() and getpgrp() may
have different behaviors, but perl.h used to define USE_BSDPGRP
(prior to 5.003_05) so some extension might depend on it.
*/
#if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
# ifndef USE_BSDPGRP
# define USE_BSDPGRP
# endif
#endif
/* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that
pthread.h must be included before all other header files.
*/
#if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
# include <pthread.h>
#endif
#ifndef _TYPES_ /* If types.h defines this it's easy. */
# ifndef major /* Does everyone's types.h define this? */
# include <sys/types.h>
# endif
#endif
#ifdef __cplusplus
# ifndef I_STDARG
# define I_STDARG 1
# endif
#endif
#ifdef I_STDARG
# include <stdarg.h>
#else
# ifdef I_VARARGS
# include <varargs.h>
# endif
#endif
#ifdef USE_NEXT_CTYPE
#if NX_CURRENT_COMPILER_RELEASE >= 500
# include <bsd/ctypes.h>
#else
# if NX_CURRENT_COMPILER_RELEASE >= 400
# include <objc/NXCType.h>
# else /* NX_CURRENT_COMPILER_RELEASE < 400 */
# include <appkit/NXCType.h>
# endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
#endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
#else /* !USE_NEXT_CTYPE */
#include <ctype.h>
#endif /* USE_NEXT_CTYPE */
#ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
#undef METHOD
#endif
#ifdef PERL_MICRO
# define NO_LOCALE
#endif
#ifdef I_LOCALE
# include <locale.h>
#endif
#if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
# define USE_LOCALE
# if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
&& defined(HAS_STRXFRM)
# define USE_LOCALE_COLLATE
# endif
# if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
# define USE_LOCALE_CTYPE
# endif
# if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
# define USE_LOCALE_NUMERIC
# endif
#endif /* !NO_LOCALE && HAS_SETLOCALE */
#include <setjmp.h>
#ifdef I_SYS_PARAM
# ifdef PARAM_NEEDS_TYPES
# include <sys/types.h>
# endif
# include <sys/param.h>
#endif
/* Use all the "standard" definitions? */
#if defined(STANDARD_C) && defined(I_STDLIB)
# include <stdlib.h>
#endif
/* If this causes problems, set i_unistd=undef in the hint file. */
#ifdef I_UNISTD
# include <unistd.h>
#endif
/* for WCOREDUMP */
#ifdef I_SYS_WAIT
# include <sys/wait.h>
#endif
#ifdef __SYMBIAN32__
# undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
#endif
#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) && !defined(PERL_MICRO)
EXTERN_C int syscall(int, ...);
#endif
#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) && !defined(PERL_MICRO)
EXTERN_C int usleep(unsigned int);
#endif
/* Funky places that do not have socket stuff. */
#if defined(__LIBCATAMOUNT__)
# define MYSWAP
#endif
#ifdef PERL_MICRO /* Last chance to export Perl_my_swap */
# define MYSWAP
#endif
#ifdef PERL_CORE
/* macros for correct constant construction */
# if INTSIZE >= 2
# define U16_CONST(x) ((U16)x##U)
# else
# define U16_CONST(x) ((U16)x##UL)
# endif
# if INTSIZE >= 4
# define U32_CONST(x) ((U32)x##U)
# else
# define U32_CONST(x) ((U32)x##UL)
# endif
# ifdef HAS_QUAD
# if INTSIZE >= 8
# define U64_CONST(x) ((U64)x##U)
# elif LONGSIZE >= 8
# define U64_CONST(x) ((U64)x##UL)
# elif QUADKIND == QUAD_IS_LONG_LONG
# define U64_CONST(x) ((U64)x##ULL)
# else /* best guess we can make */
# define U64_CONST(x) ((U64)x##UL)
# endif
# endif
/* byte-swapping functions for big-/little-endian conversion */
# define _swab_16_(x) ((U16)( \
(((U16)(x) & U16_CONST(0x00ff)) << 8) | \
(((U16)(x) & U16_CONST(0xff00)) >> 8) ))
# define _swab_32_(x) ((U32)( \
(((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
(((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
(((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
(((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
# ifdef HAS_QUAD
# define _swab_64_(x) ((U64)( \
(((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
(((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
(((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
(((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
(((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
(((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
(((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
(((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
# endif
/*----------------------------------------------------------------------------*/
# if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 /* little-endian */
/*----------------------------------------------------------------------------*/
# define my_htole16(x) (x)
# define my_letoh16(x) (x)
# define my_htole32(x) (x)
# define my_letoh32(x) (x)
# define my_htobe16(x) _swab_16_(x)
# define my_betoh16(x) _swab_16_(x)
# define my_htobe32(x) _swab_32_(x)
# define my_betoh32(x) _swab_32_(x)
# ifdef HAS_QUAD
# define my_htole64(x) (x)
# define my_letoh64(x) (x)
# define my_htobe64(x) _swab_64_(x)
# define my_betoh64(x) _swab_64_(x)
# endif
# define my_htoles(x) (x)
# define my_letohs(x) (x)
# define my_htolei(x) (x)
# define my_letohi(x) (x)
# define my_htolel(x) (x)
# define my_letohl(x) (x)
# if SHORTSIZE == 1
# define my_htobes(x) (x)
# define my_betohs(x) (x)
# elif SHORTSIZE == 2
# define my_htobes(x) _swab_16_(x)
# define my_betohs(x) _swab_16_(x)
# elif SHORTSIZE == 4
# define my_htobes(x) _swab_32_(x)
# define my_betohs(x) _swab_32_(x)
# elif SHORTSIZE == 8
# define my_htobes(x) _swab_64_(x)
# define my_betohs(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOBES
# define PERL_NEED_MY_BETOHS
# endif
# if INTSIZE == 1
# define my_htobei(x) (x)
# define my_betohi(x) (x)
# elif INTSIZE == 2
# define my_htobei(x) _swab_16_(x)
# define my_betohi(x) _swab_16_(x)
# elif INTSIZE == 4
# define my_htobei(x) _swab_32_(x)
# define my_betohi(x) _swab_32_(x)
# elif INTSIZE == 8
# define my_htobei(x) _swab_64_(x)
# define my_betohi(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOBEI
# define PERL_NEED_MY_BETOHI
# endif
# if LONGSIZE == 1
# define my_htobel(x) (x)
# define my_betohl(x) (x)
# elif LONGSIZE == 2
# define my_htobel(x) _swab_16_(x)
# define my_betohl(x) _swab_16_(x)
# elif LONGSIZE == 4
# define my_htobel(x) _swab_32_(x)
# define my_betohl(x) _swab_32_(x)
# elif LONGSIZE == 8
# define my_htobel(x) _swab_64_(x)
# define my_betohl(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOBEL
# define PERL_NEED_MY_BETOHL
# endif
# define my_htolen(p,n) NOOP
# define my_letohn(p,n) NOOP
# define my_htoben(p,n) my_swabn(p,n)
# define my_betohn(p,n) my_swabn(p,n)
/*----------------------------------------------------------------------------*/
# elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 /* big-endian */
/*----------------------------------------------------------------------------*/
# define my_htobe16(x) (x)
# define my_betoh16(x) (x)
# define my_htobe32(x) (x)
# define my_betoh32(x) (x)
# define my_htole16(x) _swab_16_(x)
# define my_letoh16(x) _swab_16_(x)
# define my_htole32(x) _swab_32_(x)
# define my_letoh32(x) _swab_32_(x)
# ifdef HAS_QUAD
# define my_htobe64(x) (x)
# define my_betoh64(x) (x)
# define my_htole64(x) _swab_64_(x)
# define my_letoh64(x) _swab_64_(x)
# endif
# define my_htobes(x) (x)
# define my_betohs(x) (x)
# define my_htobei(x) (x)
# define my_betohi(x) (x)
# define my_htobel(x) (x)
# define my_betohl(x) (x)
# if SHORTSIZE == 1
# define my_htoles(x) (x)
# define my_letohs(x) (x)
# elif SHORTSIZE == 2
# define my_htoles(x) _swab_16_(x)
# define my_letohs(x) _swab_16_(x)
# elif SHORTSIZE == 4
# define my_htoles(x) _swab_32_(x)
# define my_letohs(x) _swab_32_(x)
# elif SHORTSIZE == 8
# define my_htoles(x) _swab_64_(x)
# define my_letohs(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOLES
# define PERL_NEED_MY_LETOHS
# endif
# if INTSIZE == 1
# define my_htolei(x) (x)
# define my_letohi(x) (x)
# elif INTSIZE == 2
# define my_htolei(x) _swab_16_(x)
# define my_letohi(x) _swab_16_(x)
# elif INTSIZE == 4
# define my_htolei(x) _swab_32_(x)
# define my_letohi(x) _swab_32_(x)
# elif INTSIZE == 8
# define my_htolei(x) _swab_64_(x)
# define my_letohi(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOLEI
# define PERL_NEED_MY_LETOHI
# endif
# if LONGSIZE == 1
# define my_htolel(x) (x)
# define my_letohl(x) (x)
# elif LONGSIZE == 2
# define my_htolel(x) _swab_16_(x)
# define my_letohl(x) _swab_16_(x)
# elif LONGSIZE == 4
# define my_htolel(x) _swab_32_(x)
# define my_letohl(x) _swab_32_(x)
# elif LONGSIZE == 8
# define my_htolel(x) _swab_64_(x)
# define my_letohl(x) _swab_64_(x)
# else
# define PERL_NEED_MY_HTOLEL
# define PERL_NEED_MY_LETOHL
# endif
# define my_htolen(p,n) my_swabn(p,n)
# define my_letohn(p,n) my_swabn(p,n)
# define my_htoben(p,n) NOOP
# define my_betohn(p,n) NOOP
/*----------------------------------------------------------------------------*/
# else /* all other byte-orders */
/*----------------------------------------------------------------------------*/
# define PERL_NEED_MY_HTOLE16
# define PERL_NEED_MY_LETOH16
# define PERL_NEED_MY_HTOBE16
# define PERL_NEED_MY_BETOH16
# define PERL_NEED_MY_HTOLE32
# define PERL_NEED_MY_LETOH32
# define PERL_NEED_MY_HTOBE32
# define PERL_NEED_MY_BETOH32
# ifdef HAS_QUAD
# define PERL_NEED_MY_HTOLE64
# define PERL_NEED_MY_LETOH64
# define PERL_NEED_MY_HTOBE64
# define PERL_NEED_MY_BETOH64
# endif
# define PERL_NEED_MY_HTOLES
# define PERL_NEED_MY_LETOHS
# define PERL_NEED_MY_HTOBES
# define PERL_NEED_MY_BETOHS
# define PERL_NEED_MY_HTOLEI
# define PERL_NEED_MY_LETOHI
# define PERL_NEED_MY_HTOBEI
# define PERL_NEED_MY_BETOHI
# define PERL_NEED_MY_HTOLEL
# define PERL_NEED_MY_LETOHL
# define PERL_NEED_MY_HTOBEL
# define PERL_NEED_MY_BETOHL
/*----------------------------------------------------------------------------*/
# endif /* end of byte-order macros */
/*----------------------------------------------------------------------------*/
/* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
at least on FreeBSD. YMMV, so experiment. */
#ifndef PERL_ARENA_SIZE
#define PERL_ARENA_SIZE 4080
#endif
/* Maximum level of recursion */
#ifndef PERL_SUB_DEPTH_WARN
#define PERL_SUB_DEPTH_WARN 100
#endif
#endif /* PERL_CORE */
/* We no longer default to creating a new SV for GvSV.
Do this before embed. */
#ifndef PERL_CREATE_GVSV
# ifndef PERL_DONT_CREATE_GVSV
# define PERL_DONT_CREATE_GVSV
# endif
#endif
#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
#define PERL_USES_PL_PIDSTATUS
#endif
#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__)
#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
#endif
/* Cannot include embed.h here on Win32 as win32.h has not
yet been included and defines some config variables e.g. HAVE_INTERP_INTERN
*/
#if !defined(PERL_FOR_X2P) && !(defined(WIN32)||defined(VMS))
# include "embed.h"
# ifndef PERL_MAD
# undef op_getmad
# define op_getmad(arg,pegop,slot) NOOP
# endif
#endif
#define MEM_SIZE Size_t
/* Round all values passed to malloc up, by default to a multiple of
sizeof(size_t)
*/
#ifndef PERL_STRLEN_ROUNDUP_QUANTUM
#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
#endif
#if defined(STANDARD_C) && defined(I_STDDEF)
# include <stddef.h>
# define STRUCT_OFFSET(s,m) offsetof(s,m)
#else
# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
#endif
#ifndef __SYMBIAN32__
# if defined(I_STRING) || defined(__cplusplus)
# include <string.h>
# else
# include <strings.h>
# endif
#endif
/* This comes after <stdlib.h> so we don't try to change the standard
* library prototypes; we'll use our own in proto.h instead. */
#ifdef MYMALLOC
# ifdef PERL_POLLUTE_MALLOC
# ifndef PERL_EXTMALLOC_DEF
# define Perl_malloc malloc
# define Perl_calloc calloc
# define Perl_realloc realloc
# define Perl_mfree free
# endif
# else
# define EMBEDMYMALLOC /* for compatibility */
# endif
# define safemalloc Perl_malloc