X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.h;h=a699fd1d37b3762d37c0fb3ffa4abc82f1b64eb6;hb=1cc8b4c566f7901a54e4b576f09608beb4c81f86;hp=a55ebefc6e0d1639d5cc00f9013ef5fb8b18315d;hpb=98a29390254d3cb423096b6282689bfe2a7e6a13;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perl.h b/perl.h index a55ebef..a699fd1 100644 --- a/perl.h +++ b/perl.h @@ -1,6 +1,6 @@ /* perl.h * - * Copyright (c) 1987-2000, Larry Wall + * Copyright (c) 1987-2001, Larry Wall * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -11,9 +11,9 @@ #ifdef PERL_FOR_X2P /* - * This file is being used for x2p stuff. + * 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. + * Decouple x2p stuff from some of perls more extreme eccentricities. */ #undef MULTIPLICITY #undef USE_STDIO @@ -21,7 +21,7 @@ #endif /* PERL_FOR_X2P */ #define VOIDUSED 1 -#ifdef PERL_MICRO +#ifdef PERL_MICRO # include "uconfig.h" #else # include "config.h" @@ -34,8 +34,8 @@ /* XXX This next guard can disappear if the sources are revised to use USE_5005THREADS throughout. -- A.D 1/6/2000 */ -#if defined(USE_ITHREADS) && defined(USE_THREADS) -# include "error: USE_ITHREADS and USE_THREADS are incompatible" +#if defined(USE_ITHREADS) && defined(USE_5005THREADS) +# include "error: USE_ITHREADS and USE_5005THREADS are incompatible" #endif /* See L for detailed notes on @@ -47,7 +47,7 @@ # endif #endif -#ifdef USE_THREADS +#ifdef USE_5005THREADS # ifndef PERL_IMPLICIT_CONTEXT # define PERL_IMPLICIT_CONTEXT # endif @@ -179,7 +179,7 @@ class CPerlObj; #else /* !PERL_OBJECT */ #ifdef PERL_IMPLICIT_CONTEXT -# ifdef USE_THREADS +# ifdef USE_5005THREADS struct perl_thread; # define pTHX register struct perl_thread *thr # define aTHX thr @@ -225,8 +225,20 @@ struct perl_thread; # define CALLPROTECT CALL_FPTR(PL_protect) #endif +#ifdef HASATTRIBUTE +# define PERL_UNUSED_DECL __attribute__((unused)) +#else +# define PERL_UNUSED_DECL +#endif + +/* gcc -Wall: + * for silencing unused variables that are actually used most of the time, + * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs + */ +#define PERL_UNUSED_VAR(var) if (0) var = var + #define NOOP (void)0 -#define dNOOP extern int Perl___notused +#define dNOOP extern int Perl___notused PERL_UNUSED_DECL #ifndef pTHX # define pTHX void @@ -258,6 +270,15 @@ struct perl_thread; # 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 +# define dTHXs dTHX +#else +# define dTHXs dNOOP +#endif + #undef START_EXTERN_C #undef END_EXTERN_C #undef EXTERN_C @@ -266,8 +287,8 @@ struct perl_thread; # define END_EXTERN_C } # define EXTERN_C extern "C" #else -# define START_EXTERN_C -# define END_EXTERN_C +# define START_EXTERN_C +# define END_EXTERN_C # define EXTERN_C extern #endif @@ -339,15 +360,15 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); */ /* define this once if either system, instead of cluttering up the src */ -#if defined(MSDOS) || defined(atarist) || defined(WIN32) +#if defined(MSDOS) || defined(atarist) || defined(WIN32) || defined(NETWARE) #define DOSISH 1 #endif -#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) +#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE) # define STANDARD_C 1 #endif -#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) +#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(OS2) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) # define DONT_DECLARE_STD 1 #endif @@ -367,7 +388,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); #define TAINT_ENV() if (PL_tainting) { taint_env(); } #define TAINT_PROPER(s) if (PL_tainting) { taint_proper(Nullch, s); } -/* XXX All process group stuff is handled in pp_sys.c. Should these +/* 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. @@ -407,7 +428,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); # define HAS_GETPGRP /* Well, effectively it does . . . */ #endif -/* These are not exact synonyms, since setpgrp() and getpgrp() may +/* 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. */ @@ -417,10 +438,16 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); # endif #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(WIN32) +# define USE_REENTRANT_API +#endif + /* HP-UX 10.X CMA (Common Multithreaded Architecure) insists that pthread.h must be included before all other header files. */ -#if (defined(USE_THREADS) || defined(USE_ITHREADS)) \ +#if (defined(USE_5005THREADS) || defined(USE_ITHREADS)) \ && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD) # include #endif @@ -506,6 +533,14 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); # include #endif +#if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) +int syscall(int, ...); +#endif + +#if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) +int usleep(unsigned int); +#endif + #ifdef PERL_MICRO /* Last chance to export Perl_my_swap */ # define MYSWAP #endif @@ -718,31 +753,39 @@ typedef struct perl_mstats perl_mstats_t; # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */ #endif -#if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */ +/* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one */ +#if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) +# define _SOCKADDR_LEN +#endif + +#if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* VMS/WIN32 handle sockets via vmsish.h/win32.h */ # include # if defined(USE_SOCKS) && defined(I_SOCKS) # if !defined(INCLUDE_PROTOTYPES) # define INCLUDE_PROTOTYPES /* for */ # define PERL_SOCKS_NEED_PROTOTYPES # endif -# ifdef USE_THREADS +# ifdef USE_5005THREADS # define PERL_USE_THREADS /* store our value */ -# undef USE_THREADS +# undef USE_5005THREADS # endif # include -# ifdef USE_THREADS -# undef USE_THREADS /* socks.h does this on its own */ +# ifdef USE_5005THREADS +# undef USE_5005THREADS /* socks.h does this on its own */ # endif # ifdef PERL_USE_THREADS -# define USE_THREADS /* restore our value */ +# define USE_5005THREADS /* restore our value */ # undef PERL_USE_THREADS # endif # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */ # undef INCLUDE_PROTOTYPES # undef PERL_SOCKS_NEED_PROTOTYPES # endif -# endif +# endif # ifdef I_NETDB +# ifdef NETWARE +# include +# endif # include # endif # ifndef ENOTSOCK @@ -752,6 +795,12 @@ typedef struct perl_mstats perl_mstats_t; # endif #endif +/* sockatmark() is so new (2001) that many places might have it hidden + * behind some -D_BLAH_BLAH_SOURCE guard. */ +#if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO) +int sockatmark(int); +#endif + #ifdef SETERRNO # undef SETERRNO /* SOCKS might have defined this */ #endif @@ -766,7 +815,7 @@ typedef struct perl_mstats perl_mstats_t; # define SETERRNO(errcode,vmserrcode) (errno = (errcode)) #endif -#ifdef USE_THREADS +#ifdef USE_5005THREADS # define ERRSV (thr->errsv) # define DEFSV THREADSV(0) # define SAVE_DEFSV save_threadsv(0) @@ -774,7 +823,7 @@ typedef struct perl_mstats perl_mstats_t; # define ERRSV GvSV(PL_errgv) # define DEFSV GvSV(PL_defgv) # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) -#endif /* USE_THREADS */ +#endif /* USE_5005THREADS */ #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */ @@ -989,15 +1038,15 @@ typedef struct perl_mstats perl_mstats_t; #ifndef S_IRWXU # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR) -#endif +#endif #ifndef S_IRWXG # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP) -#endif +#endif #ifndef S_IRWXO # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH) -#endif +#endif #ifndef S_IREAD # define S_IREAD S_IRUSR @@ -1023,6 +1072,17 @@ typedef struct perl_mstats perl_mstats_t; #undef UV #endif +#ifdef SPRINTF_E_BUG +# define sprintf UTS_sprintf_wrap +#endif + +/* Configure gets this right but the UTS compiler gets it wrong. + -- Hal Morris */ +#ifdef UTS +# undef UVTYPE +# define UVTYPE unsigned +#endif + /* The IV type is supposed to be long enough to hold any integral value or a pointer. @@ -1081,10 +1141,19 @@ typedef UVTYPE UV; # endif #endif +#if defined(uts) || defined(UTS) +# undef UV_MAX +# define UV_MAX (4294967295u) +#endif + #define IV_DIG (BIT_DIGITS(IVSIZE * 8)) #define UV_DIG (BIT_DIGITS(UVSIZE * 8)) -/* +#ifndef NO_PERL_PRESERVE_IVUV +#define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */ +#endif + +/* * The macros INT2PTR and NUM2PTR are (despite their names) * bi-directional: they will convert int/float to or from pointers. * However the conversion to int/float are named explicitly: @@ -1098,7 +1167,7 @@ typedef UVTYPE UV; # define PTRV UV # define INT2PTR(any,d) (any)(d) #else -# if PTRSIZE == LONGSIZE +# if PTRSIZE == LONGSIZE # define PTRV unsigned long # else # define PTRV unsigned @@ -1109,12 +1178,12 @@ typedef UVTYPE UV; #define PTR2IV(p) INT2PTR(IV,p) #define PTR2UV(p) INT2PTR(UV,p) #define PTR2NV(p) NUM2PTR(NV,p) -#if PTRSIZE == LONGSIZE +#if PTRSIZE == LONGSIZE # define PTR2ul(p) (unsigned long)(p) #else # define PTR2ul(p) INT2PTR(unsigned long,p) #endif - + #ifdef USE_LONG_DOUBLE # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE # define LONG_DOUBLE_EQUALS_DOUBLE @@ -1202,6 +1271,21 @@ typedef NVTYPE NV; # ifdef LDBL_MANT_DIG # define NV_MANT_DIG LDBL_MANT_DIG # endif +# ifdef LDBL_MIN +# define NV_MIN LDBL_MIN +# endif +# ifdef LDBL_MAX +# define NV_MAX LDBL_MAX +# endif +# ifdef LDBL_MIN_10_EXP +# define NV_MIN_10_EXP LDBL_MIN_10_EXP +# endif +# ifdef LDBL_MAX_10_EXP +# define NV_MAX_10_EXP LDBL_MAX_10_EXP +# endif +# ifdef LDBL_EPSILON +# define NV_EPSILON LDBL_EPSILON +# endif # ifdef LDBL_MAX # define NV_MAX LDBL_MAX # define NV_MIN LDBL_MIN @@ -1236,13 +1320,14 @@ typedef NVTYPE NV; # else # define Perl_frexp(x,y) ((long double)frexp((double)(x),y)) # endif -# ifdef HAS_ISNANL -# define Perl_isnan(x) isnanl(x) -# else -# ifdef HAS_ISNAN -# define Perl_isnan(x) isnan((double)(x)) -# else -# define Perl_isnan(x) ((x)!=(x)) +# ifndef Perl_isinf +# ifdef HAS_ISNANL +# define Perl_isnan(x) isnanl(x) +# endif +# endif +# ifndef Perl_isinf +# ifdef HAS_FINITEL +# define Perl_isinf(x) !(finitel(x)||Perl_isnan(x)) # endif # endif #else @@ -1250,6 +1335,21 @@ typedef NVTYPE NV; # ifdef DBL_MANT_DIG # define NV_MANT_DIG DBL_MANT_DIG # endif +# ifdef DBL_MIN +# define NV_MIN DBL_MIN +# endif +# ifdef DBL_MAX +# define NV_MAX DBL_MAX +# endif +# ifdef DBL_MIN_10_EXP +# define NV_MIN_10_EXP DBL_MIN_10_EXP +# endif +# ifdef DBL_MAX_10_EXP +# define NV_MAX_10_EXP DBL_MAX_10_EXP +# endif +# ifdef DBL_EPSILON +# define NV_EPSILON DBL_EPSILON +# endif # ifdef DBL_MAX # define NV_MAX DBL_MAX # define NV_MIN DBL_MIN @@ -1269,33 +1369,146 @@ typedef NVTYPE NV; # define Perl_fmod fmod # define Perl_modf(x,y) modf(x,y) # define Perl_frexp(x,y) frexp(x,y) +#endif + +/* rumor has it that Win32 has _fpclass() */ + +#if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL)) +# ifdef I_IEEFP +# include +# endif +# ifdef I_FP +# include +# endif +# if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL) +# define Perl_fp_class() fpclassl(x) +# else +# define Perl_fp_class() fpclass(x) +# endif +# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN) +# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN) +# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN) +# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF) +# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF) +# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF) +# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM) +# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM) +# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM) +# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM) +# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM) +# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM) +# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO) +# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO) +# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO) +#endif + +#if !defined(Perl_fp_class) && defined(HAS_FP_CLASS) +# include +# if !defined(FP_SNAN) && defined(I_FP_CLASS) +# include +# endif +# define Perl_fp_class(x) fp_class(x) +# define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN) +# define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN) +# define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN) +# define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF) +# define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF) +# define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF) +# define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM) +# define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM) +# define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM) +# define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM) +# define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM) +# define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM) +# define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO) +# define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO) +# define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO) +#endif + +#if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY) +# include +# define Perl_fp_class(x) fpclassify(x) +# define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN|FP|_fp_classify(x)==QNAN) +# define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE) +# define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL) +# define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL) +# define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO) +#endif + +#if !defined(Perl_fp_class) && defined(HAS_CLASS) +# include +# ifndef _cplusplus +# define Perl_fp_class(x) class(x) +# else +# define Perl_fp_class(x) _class(x) +# endif +# define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS) +# define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ) +# define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN) +# define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF) +# define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF) +# define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF) +# define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM) +# define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM) +# define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM) +# define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM) +# define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM) +# define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM) +# define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO) +# define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO) +# define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO) +#endif + +/* rumor has it that Win32 has _isnan() */ + +#ifndef Perl_isnan # ifdef HAS_ISNAN -# define Perl_isnan(x) isnan(x) +# define Perl_isnan(x) isnan((NV)x) # else -# define Perl_isnan(x) ((x)!=(x)) +# ifdef Perl_fp_class_nan +# define Perl_isnan(x) Perl_fp_class_nan(x) +# else +# ifdef HAS_UNORDERED +# define Perl_isnan(x) unordered((x), 0.0) +# else +# define Perl_isnan(x) ((x)!=(x)) +# endif +# endif # endif #endif -#if !defined(Perl_atof) && defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) -# if !defined(Perl_atof) && defined(HAS_STRTOLD) -# define Perl_atof(s) (NV)strtold(s, (char**)NULL) -# endif -# if !defined(Perl_atof) && defined(HAS_ATOLF) -# define Perl_atof (NV)atolf -# endif -# if !defined(Perl_atof) && defined(PERL_SCNfldbl) -# define Perl_atof PERL_SCNfldbl -# define Perl_atof2(s,f) sscanf((s), "%"PERL_SCNfldbl, &(f)) +#ifndef Perl_isinf +# ifdef HAS_ISINF +# define Perl_isinf(x) isinf((NV)x) +# else +# ifdef Perl_fp_class_inf +# define Perl_isinf(x) Perl_fp_class_inf(x) +# else +# define Perl_isinf(x) ((x)==NV_INF) +# endif # endif #endif -#if !defined(Perl_atof) -# define Perl_atof atof /* we assume atof being available anywhere */ -#endif -#if !defined(Perl_atof2) -# define Perl_atof2(s,f) ((f) = (NV)Perl_atof(s)) + +#ifndef Perl_isfinite +# ifdef HAS_FINITE +# define Perl_isfinite(x) finite((NV)x) +# else +# ifdef HAS_ISFINITE +# define Perl_isfinite(x) isfinite(x) +# else +# ifdef Perl_fp_class_finite +# define Perl_isfinite(x) Perl_fp_class_finite(x) +# else +# define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x)) +# endif +# endif +# endif #endif -/* Previously these definitions used hardcoded figures. +#define Perl_atof(s) Perl_my_atof(s) +#define Perl_atof2(s, np) Perl_my_atof2(s, np) + +/* Previously these definitions used hardcoded figures. * It is hoped these formula are more portable, although * no data one way or another is presently known to me. * The "PERL_" names are used because these calculated constants @@ -1346,7 +1559,7 @@ typedef NVTYPE NV; # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0) # endif #endif - + /* * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be * ambiguous. It may be equivalent to (signed char) or (unsigned char) @@ -1501,8 +1714,11 @@ typedef struct pvop PVOP; typedef struct loop LOOP; typedef struct interpreter PerlInterpreter; -#ifdef UTS -# define STRUCT_SV perl_sv /* Amdahl's has struct sv */ + +/* Amdahl's has struct sv */ +/* SGI's has struct sv */ +#if defined(UTS) || defined(__sgi) +# define STRUCT_SV perl_sv #else # define STRUCT_SV sv #endif @@ -1553,7 +1769,7 @@ typedef struct ptr_tbl PTR_TBL_t; # define FSEEKSIZE LSEEKSIZE # else # define FSEEKSIZE LONGSIZE -# endif +# endif #endif #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO) @@ -1688,6 +1904,31 @@ typedef struct ptr_tbl PTR_TBL_t; # define USE_ENVIRON_ARRAY #endif +#ifdef JPL + /* E.g. JPL needs to operate on a copy of the real environment. + * JDK 1.2 and 1.3 seem to get upset if the original environment + * is diddled with. */ +# define NEED_ENVIRON_DUP_FOR_MODIFY +#endif + +/* + * initialise to avoid floating-point exceptions from overflow, etc + */ +#ifndef PERL_FPU_INIT +# ifdef HAS_FPSETMASK +# if HAS_FLOATINGPOINT_H +# include +# endif +# define PERL_FPU_INIT fpsetmask(0); +# else +# if defined(SIGFPE) && defined(SIG_IGN) +# define PERL_FPU_INIT signal(SIGFPE, SIG_IGN); +# else +# define PERL_FPU_INIT +# endif +# endif +#endif + #ifndef PERL_SYS_INIT3 # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp) #endif @@ -1714,19 +1955,22 @@ typedef struct ptr_tbl PTR_TBL_t; # endif #endif -/* - * USE_THREADS needs to be after unixish.h as includes +/* + * USE_5005THREADS needs to be after unixish.h as includes * which defines NSIG - which will stop inclusion of * this results in many functions being undeclared which bothers C++ * May make sense to have threads after "*ish.h" anyway */ -#if defined(USE_THREADS) || defined(USE_ITHREADS) -# if defined(USE_THREADS) +#if defined(USE_5005THREADS) || defined(USE_ITHREADS) +# if defined(USE_5005THREADS) /* pending resolution of licensing issues, we avoid the erstwhile * atomic.h everywhere */ # define EMULATE_ATOMIC_REFCOUNTS # endif +# ifdef NETWARE +# include +# else # ifdef FAKE_THREADS # include "fakethr.h" # else @@ -1757,12 +2001,17 @@ typedef pthread_key_t perl_key; # endif /* OS2 */ # endif /* WIN32 */ # endif /* FAKE_THREADS */ -#endif /* USE_THREADS || USE_ITHREADS */ +#endif /* NETWARE */ +#endif /* USE_5005THREADS || USE_ITHREADS */ #ifdef WIN32 # include "win32.h" #endif +#ifdef NETWARE +# include "netware.h" +#endif + #ifdef VMS # define STATUS_NATIVE PL_statusvalue_vms # define STATUS_NATIVE_EXPORT \ @@ -1814,6 +2063,7 @@ typedef pthread_key_t perl_key; /* flags in PL_exit_flags for nature of exit() */ #define PERL_EXIT_EXPECTED 0x01 +#define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */ #ifndef MEMBER_TO_FPTR # define MEMBER_TO_FPTR(name) name @@ -1826,10 +2076,12 @@ typedef pthread_key_t perl_key; #endif /* This defines a way to flush all output buffers. This may be a - * performance issue, so we allow people to disable it. + * performance issue, so we allow people to disable it. Also, if + * we are using stdio, there are broken implementations of fflush(NULL) + * out there, Solaris being the most prominent. */ #ifndef PERL_FLUSHALL_FOR_CHILD -# if defined(FFLUSH_NULL) || defined(USE_SFIO) +# if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO) # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL) # else # ifdef FFLUSH_ALL @@ -1854,7 +2106,7 @@ typedef pthread_key_t perl_key; #endif #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX) -# ifdef USE_THREADS +# ifdef USE_5005THREADS # define PERL_GET_THX ((struct perl_thread *)PERL_GET_CONTEXT) # else # ifdef MULTIPLICITY @@ -1873,7 +2125,7 @@ typedef pthread_key_t perl_key; # define SVf "p" # else # define SVf "_" -# endif +# endif #endif #ifndef UVf @@ -1881,7 +2133,7 @@ typedef pthread_key_t perl_key; # define UVf UVuf # else # define UVf "Vu" -# endif +# endif #endif #ifndef VDf @@ -1889,7 +2141,7 @@ typedef pthread_key_t perl_key; # define VDf "p" # else # define VDf "vd" -# endif +# endif #endif /* Some unistd.h's give a prototype for pause() even though @@ -1937,11 +2189,11 @@ union any { }; #endif -#ifdef USE_THREADS +#ifdef USE_5005THREADS #define ARGSproto struct perl_thread *thr #else #define ARGSproto -#endif /* USE_THREADS */ +#endif /* USE_5005THREADS */ typedef I32 (*filter_t) (pTHXo_ int, SV *, int); @@ -1967,6 +2219,7 @@ typedef I32 (*filter_t) (pTHXo_ int, SV *, int); #include "scope.h" #include "warnings.h" #include "utf8.h" +#include "sharedsv.h" /* Current curly descriptor */ typedef struct curcur CURCUR; @@ -2068,25 +2321,52 @@ struct ptr_tbl { /* otherwise default to functions in util.c */ #endif -#ifdef CASTNEGFLOAT -#define U_S(what) ((U16)(what)) -#define U_I(what) ((unsigned int)(what)) -#define U_L(what) ((U32)(what)) -#else -#define U_S(what) ((U16)cast_ulong((NV)(what))) -#define U_I(what) ((unsigned int)cast_ulong((NV)(what))) -#define U_L(what) (cast_ulong((NV)(what))) -#endif +/* *MAX Plus 1. A floating point value. + Hopefully expressed in a way that dodgy floating point can't mess up. + >> 2 rather than 1, so that value is safely less than I32_MAX after 1 + is added to it + May find that some broken compiler will want the value cast to I32. + [after the shift, as signed >> may not be as secure as unsigned >>] +*/ +#define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1))) +#define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2))) +/* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or + 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV) + may be greater than sizeof(IV), so don't assume that half max UV is max IV. +*/ +#define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2))) -#ifdef CASTI32 -#define I_32(what) ((I32)(what)) -#define I_V(what) ((IV)(what)) -#define U_V(what) ((UV)(what)) -#else +#define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2))) +#define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1))) +#define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2))) + +/* This may look like unnecessary jumping through hoops, but converting + out of range floating point values to integers *is* undefined behaviour, + and it is starting to bite. +*/ +#ifndef CAST_INLINE #define I_32(what) (cast_i32((NV)(what))) +#define U_32(what) (cast_ulong((NV)(what))) #define I_V(what) (cast_iv((NV)(what))) #define U_V(what) (cast_uv((NV)(what))) -#endif +#else +#define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \ + : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \ + : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */))) +#define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \ + : ((n) < U32_MAX_P1 ? (U32) (n) \ + : ((n) > 0 ? U32_MAX : 0 /* NaN */))) +#define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \ + : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \ + : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */))) +#define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \ + : ((n) < UV_MAX_P1 ? (UV) (n) \ + : ((n) > 0 ? UV_MAX : 0 /* NaN */))) +#endif + +#define U_S(what) ((U16)U_32(what)) +#define U_I(what) ((unsigned int)U_32(what)) +#define U_L(what) U_32(what) /* These do not care about the fractional part, only about the range. */ #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX) @@ -2102,11 +2382,13 @@ struct ptr_tbl { #endif #ifndef __cplusplus +#ifndef UNDER_CE Uid_t getuid (void); Uid_t geteuid (void); Gid_t getgid (void); Gid_t getegid (void); #endif +#endif #ifndef Perl_debug_log # define Perl_debug_log PerlIO_stderr() @@ -2120,62 +2402,193 @@ Gid_t getegid (void); : PerlIO_stderr()) #endif + +#define DEBUG_p_FLAG 0x00000001 /* 1 */ +#define DEBUG_s_FLAG 0x00000002 /* 2 */ +#define DEBUG_l_FLAG 0x00000004 /* 4 */ +#define DEBUG_t_FLAG 0x00000008 /* 8 */ +#define DEBUG_o_FLAG 0x00000010 /* 16 */ +#define DEBUG_c_FLAG 0x00000020 /* 32 */ +#define DEBUG_P_FLAG 0x00000040 /* 64 */ +#define DEBUG_m_FLAG 0x00000080 /* 128 */ +#define DEBUG_f_FLAG 0x00000100 /* 256 */ +#define DEBUG_r_FLAG 0x00000200 /* 512 */ +#define DEBUG_x_FLAG 0x00000400 /* 1024 */ +#define DEBUG_u_FLAG 0x00000800 /* 2048 */ +#define DEBUG_L_FLAG 0x00001000 /* 4096 */ +#define DEBUG_H_FLAG 0x00002000 /* 8192 */ +#define DEBUG_X_FLAG 0x00004000 /* 16384 */ +#define DEBUG_D_FLAG 0x00008000 /* 32768 */ +#define DEBUG_S_FLAG 0x00010000 /* 65536 */ +#define DEBUG_T_FLAG 0x00020000 /* 131072 */ +#define DEBUG_R_FLAG 0x00040000 /* 262144 */ +#define DEBUG_MASK 0x0007FFFF /* mask of all the standard flags */ + +#define DEBUG_DB_RECURSE_FLAG 0x40000000 +#define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? */ + + #ifdef DEBUGGING -#undef YYDEBUG -#define YYDEBUG 1 -#define DEB(a) a -#define DEBUG(a) if (PL_debug) a -#define DEBUG_p(a) if (PL_debug & 1) a -#define DEBUG_s(a) if (PL_debug & 2) a -#define DEBUG_l(a) if (PL_debug & 4) a -#define DEBUG_t(a) if (PL_debug & 8) a -#define DEBUG_o(a) if (PL_debug & 16) a -#define DEBUG_c(a) if (PL_debug & 32) a -#define DEBUG_P(a) if (PL_debug & 64) a + +# undef YYDEBUG +# define YYDEBUG 1 + +# define DEBUG_p_TEST (PL_debug & DEBUG_p_FLAG) +# define DEBUG_s_TEST (PL_debug & DEBUG_s_FLAG) +# define DEBUG_l_TEST (PL_debug & DEBUG_l_FLAG) +# define DEBUG_t_TEST (PL_debug & DEBUG_t_FLAG) +# define DEBUG_o_TEST (PL_debug & DEBUG_o_FLAG) +# define DEBUG_c_TEST (PL_debug & DEBUG_c_FLAG) +# define DEBUG_P_TEST (PL_debug & DEBUG_P_FLAG) +# define DEBUG_m_TEST (PL_debug & DEBUG_m_FLAG) +# define DEBUG_f_TEST (PL_debug & DEBUG_f_FLAG) +# define DEBUG_r_TEST (PL_debug & DEBUG_r_FLAG) +# define DEBUG_x_TEST (PL_debug & DEBUG_x_FLAG) +# define DEBUG_u_TEST (PL_debug & DEBUG_u_FLAG) +# define DEBUG_L_TEST (PL_debug & DEBUG_L_FLAG) +# define DEBUG_H_TEST (PL_debug & DEBUG_H_FLAG) +# define DEBUG_X_TEST (PL_debug & DEBUG_X_FLAG) +# define DEBUG_D_TEST (PL_debug & DEBUG_D_FLAG) +# define DEBUG_S_TEST (PL_debug & DEBUG_S_FLAG) +# define DEBUG_T_TEST (PL_debug & DEBUG_T_FLAG) +# define DEBUG_R_TEST (PL_debug & DEBUG_R_FLAG) + +# define DEB(a) a +# define DEBUG(a) if (PL_debug) a +# define DEBUG_p(a) if (DEBUG_p_TEST) a +# define DEBUG_s(a) if (DEBUG_s_TEST) a +# define DEBUG_l(a) if (DEBUG_l_TEST) a +# define DEBUG_t(a) if (DEBUG_t_TEST) a +# define DEBUG_o(a) if (DEBUG_o_TEST) a +# define DEBUG_c(a) if (DEBUG_c_TEST) a +# define DEBUG_P(a) if (DEBUG_P_TEST) a + # if defined(PERL_OBJECT) -# define DEBUG_m(a) if (PL_debug & 128) a +# define DEBUG_m(a) if (DEBUG_m_TEST) a # else + /* Temporarily turn off memory debugging in case the a + * does memory allocation, either directly or indirectly. */ # define DEBUG_m(a) \ STMT_START { \ - if (PERL_GET_INTERP) { dTHX; if (PL_debug & 128) { a; } } \ + if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \ } STMT_END # endif -#define DEBUG_f(a) if (PL_debug & 256) a -#define DEBUG_r(a) if (PL_debug & 512) a -#define DEBUG_x(a) if (PL_debug & 1024) a -#define DEBUG_u(a) if (PL_debug & 2048) a -#define DEBUG_L(a) if (PL_debug & 4096) a -#define DEBUG_H(a) if (PL_debug & 8192) a -#define DEBUG_X(a) if (PL_debug & 16384) a -#define DEBUG_D(a) if (PL_debug & 32768) a -# ifdef USE_THREADS -# define DEBUG_S(a) if (PL_debug & (1<<16)) a + +# define DEBUG__(t, a) \ + STMT_START { \ + if (t) STMT_START {a;} STMT_END; \ + } STMT_END + +# define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a) +# define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a) +# define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a) +# define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a) +# define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a) +# define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a) +# define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a) +# define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a) + +# ifdef USE_5005THREADS +# define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a) # else # define DEBUG_S(a) # endif -#define DEBUG_T(a) if (PL_debug & (1<<17)) a -#else -#define DEB(a) -#define DEBUG(a) -#define DEBUG_p(a) -#define DEBUG_s(a) -#define DEBUG_l(a) -#define DEBUG_t(a) -#define DEBUG_o(a) -#define DEBUG_c(a) -#define DEBUG_P(a) -#define DEBUG_m(a) -#define DEBUG_f(a) -#define DEBUG_r(a) -#define DEBUG_x(a) -#define DEBUG_u(a) -#define DEBUG_S(a) -#define DEBUG_H(a) -#define DEBUG_X(a) -#define DEBUG_D(a) -#define DEBUG_S(a) -#define DEBUG_T(a) -#endif + +# define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a) +# define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a) + +#else /* DEBUGGING */ + +# define DEBUG_p_TEST (0) +# define DEBUG_s_TEST (0) +# define DEBUG_l_TEST (0) +# define DEBUG_t_TEST (0) +# define DEBUG_o_TEST (0) +# define DEBUG_c_TEST (0) +# define DEBUG_P_TEST (0) +# define DEBUG_m_TEST (0) +# define DEBUG_f_TEST (0) +# define DEBUG_r_TEST (0) +# define DEBUG_x_TEST (0) +# define DEBUG_u_TEST (0) +# define DEBUG_L_TEST (0) +# define DEBUG_H_TEST (0) +# define DEBUG_X_TEST (0) +# define DEBUG_D_TEST (0) +# define DEBUG_S_TEST (0) +# define DEBUG_T_TEST (0) +# define DEBUG_R_TEST (0) + +# define DEB(a) +# define DEBUG(a) +# define DEBUG_p(a) +# define DEBUG_s(a) +# define DEBUG_l(a) +# define DEBUG_t(a) +# define DEBUG_o(a) +# define DEBUG_c(a) +# define DEBUG_P(a) +# define DEBUG_m(a) +# define DEBUG_f(a) +# define DEBUG_r(a) +# define DEBUG_x(a) +# define DEBUG_u(a) +# define DEBUG_L(a) +# define DEBUG_H(a) +# define DEBUG_X(a) +# define DEBUG_D(a) +# define DEBUG_S(a) +# define DEBUG_T(a) +# define DEBUG_R(a) +#endif /* DEBUGGING */ + + +/* These constants should be used in preference to to raw characters + * when using magic. Note that some perl guts still assume + * certain character properties of these constants, namely that + * isUPPER() and toLOWER() may do useful mappings. + * + * Update the magic_names table in dump.c when adding/amending these + */ + +#define PERL_MAGIC_sv '\0' /* Special scalar variable */ +#define PERL_MAGIC_overload 'A' /* %OVERLOAD hash */ +#define PERL_MAGIC_overload_elem 'a' /* %OVERLOAD hash element */ +#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */ +#define PERL_MAGIC_bm 'B' /* Boyer-Moore (fast string search) */ +#define PERL_MAGIC_regdata 'D' /* Regex match position data + (@+ and @- vars) */ +#define PERL_MAGIC_regdatum 'd' /* Regex match position data element */ +#define PERL_MAGIC_env 'E' /* %ENV hash */ +#define PERL_MAGIC_envelem 'e' /* %ENV hash element */ +#define PERL_MAGIC_fm 'f' /* Formline ('compiled' format) */ +#define PERL_MAGIC_regex_global 'g' /* m//g target / study()ed string */ +#define PERL_MAGIC_isa 'I' /* @ISA array */ +#define PERL_MAGIC_isaelem 'i' /* @ISA array element */ +#define PERL_MAGIC_nkeys 'k' /* scalar(keys()) lvalue */ +#define PERL_MAGIC_dbfile 'L' /* Debugger %_ might have been included somehow */ @@ -2188,11 +2601,33 @@ Gid_t getegid (void); #endif struct ufuncs { - I32 (*uf_val)(IV, SV*); - I32 (*uf_set)(IV, SV*); + I32 (*uf_val)(pTHX_ IV, SV*); + I32 (*uf_set)(pTHX_ IV, SV*); IV uf_index; }; +/* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context. + * XS code wanting to be backward compatible can do something + * like the following: + +#ifndef PERL_MG_UFUNC +#define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv) +#endif + +static PERL_MG_UFUNC(foo_get, index, val) +{ + sv_setsv(val, ...); + return TRUE; +} + +-- Doug MacEachern + +*/ + +#ifndef PERL_MG_UFUNC +#define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv) +#endif + /* Fix these up for __STDC__ */ #ifndef DONT_DECLARE_STD char *mktemp (char*); @@ -2233,11 +2668,60 @@ START_EXTERN_C END_EXTERN_C #endif +#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY) +# define NV_INF LDBL_INFINITY +#endif +#if !defined(NV_INF) && defined(DBL_INFINITY) +# define NV_INF (NV)DBL_INFINITY +#endif +#if !defined(NV_INF) && defined(INFINITY) +# define NV_INF (NV)INFINITY +#endif +#if !defined(NV_INF) && defined(INF) +# define NV_INF (NV)INF +#endif +#if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL) +# define NV_INF (NV)HUGE_VALL +#endif +#if !defined(NV_INF) && defined(HUGE_VAL) +# define NV_INF (NV)HUGE_VAL +#endif + +#if !defined(NV_NAN) && defined(USE_LONG_DOUBLE) +# if !defined(NV_NAN) && defined(LDBL_NAN) +# define NV_NAN LDBL_NAN +# endif +# if !defined(NV_NAN) && defined(LDBL_QNAN) +# define NV_NAN LDBL_QNAN +# endif +# if !defined(NV_NAN) && defined(LDBL_SNAN) +# define NV_NAN LDBL_SNAN +# endif +#endif +#if !defined(NV_NAN) && defined(DBL_NAN) +# define NV_NAN (NV)DBL_NAN +#endif +#if !defined(NV_NAN) && defined(DBL_QNAN) +# define NV_NAN (NV)DBL_QNAN +#endif +#if !defined(NV_NAN) && defined(DBL_SNAN) +# define NV_NAN (NV)DBL_SNAN +#endif +#if !defined(NV_NAN) && defined(QNAN) +# define NV_NAN (NV)QNAN +#endif +#if !defined(NV_NAN) && defined(SNAN) +# define NV_NAN (NV)SNAN +#endif +#if !defined(NV_NAN) && defined(NAN) +# define NV_NAN (NV)NAN +#endif + #ifndef __cplusplus # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */ char *crypt (); /* Maybe more hosts will need the unprototyped version */ # else -# if !defined(WIN32) +# if !defined(WIN32) && !defined(VMS) char *crypt (const char*, const char*); # endif /* !WIN32 */ # endif /* !NeXT && !__NeXT__ */ @@ -2263,6 +2747,15 @@ I32 unlnk (char*); #define UNLINK PerlLIO_unlink #endif +/* some versions of glibc are missing the setresuid() proto */ +#if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO) +int setresuid(uid_t ruid, uid_t euid, uid_t suid); +#endif +/* some versions of glibc are missing the setresgid() proto */ +#if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO) +int setresgid(gid_t rgid, gid_t egid, gid_t sgid); +#endif + #ifndef HAS_SETREUID # ifdef HAS_SETRESUID # define setreuid(r,e) setresuid(r,e,(Uid_t)-1) @@ -2347,7 +2840,7 @@ EXT char *** environ_pointer; # if !defined(DONT_DECLARE_STD) || \ (defined(__svr4__) && defined(__GNUC__) && defined(sun)) || \ defined(__sgi) || \ - defined(__DGUX) + defined(__DGUX) extern char ** environ; /* environment variables supplied via exec */ # endif # endif @@ -2401,7 +2894,7 @@ EXT char *PL_sig_name[]; EXT int PL_sig_num[]; #endif -/* fast case folding tables */ +/* fast conversion and case folding tables */ #ifdef DOINIT #ifdef EBCDIC @@ -2658,7 +3151,7 @@ enum { /* pass one of these to get_vtbl */ want_vtbl_collxfrm, want_vtbl_amagic, want_vtbl_amagicelem, -#ifdef USE_THREADS +#ifdef USE_5005THREADS want_vtbl_mutex, #endif want_vtbl_regdata, @@ -2671,15 +3164,15 @@ enum { /* pass one of these to get_vtbl */ #define HINT_PRIVATE_MASK 0x000000ff #define HINT_INTEGER 0x00000001 #define HINT_STRICT_REFS 0x00000002 -/* #define HINT_notused4 0x00000004 */ -#define HINT_BYTE 0x00000008 +#define HINT_LOCALE 0x00000004 +#define HINT_BYTES 0x00000008 +#define HINT_BYTES 0x00000008 /* #define HINT_notused10 0x00000010 */ /* Note: 20,40,80 used for NATIVE_HINTS */ #define HINT_BLOCK_SCOPE 0x00000100 #define HINT_STRICT_SUBS 0x00000200 #define HINT_STRICT_VARS 0x00000400 -#define HINT_LOCALE 0x00000800 #define HINT_NEW_INTEGER 0x00001000 #define HINT_NEW_FLOAT 0x00002000 @@ -2701,6 +3194,7 @@ enum { /* pass one of these to get_vtbl */ #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0)) /* Enable variables which are pointers to functions */ +typedef void (CPERLscope(*peep_t))(pTHX_ OP* o); typedef regexp*(CPERLscope(*regcomp_t)) (pTHX_ char* exp, char* xend, PMOP* pm); typedef I32 (CPERLscope(*regexec_t)) (pTHX_ regexp* prog, char* stringarg, char* strend, char* strbeg, I32 minend, @@ -2751,14 +3245,14 @@ struct perl_vars *PL_VarsPtr; #endif /* PERL_GLOBAL_STRUCT */ #if defined(MULTIPLICITY) || defined(PERL_OBJECT) -/* If we have multiple interpreters define a struct +/* If we have multiple interpreters define a struct holding variables which must be per-interpreter - If we don't have threads anything that would have + If we don't have threads anything that would have be per-thread is per-interpreter. */ struct interpreter { -# ifndef USE_THREADS +# ifndef USE_5005THREADS # include "thrdvar.h" # endif # include "intrpvar.h" @@ -2775,7 +3269,7 @@ struct interpreter { }; #endif /* MULTIPLICITY || PERL_OBJECT */ -#ifdef USE_THREADS +#ifdef USE_5005THREADS /* If we have threads define a struct with all the variables * that have to be per-thread */ @@ -2802,7 +3296,7 @@ typedef void *Thread; #ifndef PERL_CALLCONV # define PERL_CALLCONV -#endif +#endif #ifndef NEXT30_NO_ATTRIBUTE # ifndef HASATTRIBUTE /* disable GNU-cc attribute checking? */ @@ -2839,11 +3333,11 @@ typedef void *Thread; # include "embedvar.h" #endif -/* Now include all the 'global' variables +/* Now include all the 'global' variables * If we don't have threads or multiple interpreters - * these include variables that would have been their struct-s + * these include variables that would have been their struct-s */ - + #define PERLVAR(var,type) EXT type PL_##var; #define PERLVARA(var,n,type) EXT type PL_##var[n]; #define PERLVARI(var,type,init) EXT type PL_##var INIT(init); @@ -2852,7 +3346,7 @@ typedef void *Thread; #if !defined(MULTIPLICITY) && !defined(PERL_OBJECT) START_EXTERN_C # include "intrpvar.h" -# ifndef USE_THREADS +# ifndef USE_5005THREADS # include "thrdvar.h" # endif END_EXTERN_C @@ -2953,9 +3447,9 @@ EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm), EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar), MEMBER_TO_FPTR(Perl_magic_setuvar), 0, 0, 0}; -#ifdef USE_THREADS +#ifdef USE_5005THREADS EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, MEMBER_TO_FPTR(Perl_magic_mutexfree)}; -#endif /* USE_THREADS */ +#endif /* USE_5005THREADS */ EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),MEMBER_TO_FPTR(Perl_magic_setdefelem), 0, 0, 0}; @@ -2978,6 +3472,9 @@ EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic), EXT MGVTBL PL_vtbl_backref = {0, 0, 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)}; +EXT MGVTBL PL_vtbl_ovrld = {0, 0, + 0, 0, MEMBER_TO_FPTR(Perl_magic_freeovrld)}; + #else /* !DOINIT */ EXT MGVTBL PL_vtbl_sv; @@ -3001,10 +3498,11 @@ EXT MGVTBL PL_vtbl_pos; EXT MGVTBL PL_vtbl_bm; EXT MGVTBL PL_vtbl_fm; EXT MGVTBL PL_vtbl_uvar; +EXT MGVTBL PL_vtbl_ovrld; -#ifdef USE_THREADS +#ifdef USE_5005THREADS EXT MGVTBL PL_vtbl_mutex; -#endif /* USE_THREADS */ +#endif /* USE_5005THREADS */ EXT MGVTBL PL_vtbl_defelem; EXT MGVTBL PL_vtbl_regexp; @@ -3054,47 +3552,55 @@ enum { copy_amg, neg_amg, to_sv_amg, to_av_amg, to_hv_amg, to_gv_amg, - to_cv_amg, iter_amg, + to_cv_amg, iter_amg, + int_amg, DESTROY_amg, max_amg_code /* Do not leave a trailing comma here. C9X allows it, C89 doesn't. */ }; #define NofAMmeth max_amg_code +#define AMG_id2name(id) ((char*)PL_AMG_names[id]+1) #ifdef DOINIT EXTCONST char * PL_AMG_names[NofAMmeth] = { - "fallback", "abs", /* "fallback" should be the first. */ - "bool", "nomethod", - "\"\"", "0+", - "+", "+=", - "-", "-=", - "*", "*=", - "/", "/=", - "%", "%=", - "**", "**=", - "<<", "<<=", - ">>", ">>=", - "&", "&=", - "|", "|=", - "^", "^=", - "<", "<=", - ">", ">=", - "==", "!=", - "<=>", "cmp", - "lt", "le", - "gt", "ge", - "eq", "ne", - "!", "~", - "++", "--", - "atan2", "cos", - "sin", "exp", - "log", "sqrt", - "x", "x=", - ".", ".=", - "=", "neg", - "${}", "@{}", - "%{}", "*{}", - "&{}", "<>", + /* Names kept in the symbol table. fallback => "()", the rest has + "(" prepended. The only other place in perl which knows about + this convention is AMG_id2name (used for debugging output and + 'nomethod' only), the only other place which has it hardwired is + overload.pm. */ + "()", "(abs", /* "fallback" should be the first. */ + "(bool", "(nomethod", + "(\"\"", "(0+", + "(+", "(+=", + "(-", "(-=", + "(*", "(*=", + "(/", "(/=", + "(%", "(%=", + "(**", "(**=", + "(<<", "(<<=", + "(>>", "(>>=", + "(&", "(&=", + "(|", "(|=", + "(^", "(^=", + "(<", "(<=", + "(>", "(>=", + "(==", "(!=", + "(<=>", "(cmp", + "(lt", "(le", + "(gt", "(ge", + "(eq", "(ne", + "(!", "(~", + "(++", "(--", + "(atan2", "(cos", + "(sin", "(exp", + "(log", "(sqrt", + "(x", "(x=", + "(.", "(.=", + "(=", "(neg", + "(${}", "(@{}", + "(%{}", "(*{}", + "(&{}", "(<>", + "(int", "DESTROY", }; #else EXTCONST char * PL_AMG_names[NofAMmeth]; @@ -3122,10 +3628,15 @@ typedef struct am_table_short AMTS; #define AMGfallYES 3 #define AMTf_AMAGIC 1 +#define AMTf_OVERLOADED 2 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC) #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC) #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC) +#define AMT_OVERLOADED(amt) ((amt)->flags & AMTf_OVERLOADED) +#define AMT_OVERLOADED_on(amt) ((amt)->flags |= AMTf_OVERLOADED) +#define AMT_OVERLOADED_off(amt) ((amt)->flags &= ~AMTf_OVERLOADED) +#define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg)) /* * some compilers like to redefine cos et alia as faster @@ -3195,16 +3706,18 @@ typedef struct am_table_short AMTS; #define SET_NUMERIC_LOCAL() \ set_numeric_local(); -#define IS_NUMERIC_RADIX(c) \ - ((PL_hints & HINT_LOCALE) && \ - PL_numeric_radix && (c) == PL_numeric_radix) +#define IN_LOCALE_RUNTIME (PL_curcop->op_private & HINT_LOCALE) +#define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE) + +#define IN_LOCALE \ + (PL_curcop == &PL_compiling ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME) #define STORE_NUMERIC_LOCAL_SET_STANDARD() \ - bool was_local = (PL_hints & HINT_LOCALE) && PL_numeric_local; \ + bool was_local = PL_numeric_local && IN_LOCALE; \ if (was_local) SET_NUMERIC_STANDARD(); #define STORE_NUMERIC_STANDARD_SET_LOCAL() \ - bool was_standard = (PL_hints & HINT_LOCALE) && PL_numeric_standard; \ + bool was_standard = PL_numeric_standard && IN_LOCALE; \ if (was_standard) SET_NUMERIC_LOCAL(); #define RESTORE_NUMERIC_LOCAL() \ @@ -3219,12 +3732,13 @@ typedef struct am_table_short AMTS; #define SET_NUMERIC_STANDARD() /**/ #define SET_NUMERIC_LOCAL() /**/ -#define IS_NUMERIC_RADIX(c) (0) +#define IS_NUMERIC_RADIX(a, b) (0) #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/ #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/ #define RESTORE_NUMERIC_LOCAL() /**/ #define RESTORE_NUMERIC_STANDARD() /**/ #define Atof Perl_atof +#define IN_LOCALE_RUNTIME 0 #endif /* !USE_LOCALE_NUMERIC */ @@ -3235,6 +3749,9 @@ typedef struct am_table_short AMTS; # if !defined(Strtol) && defined(HAS_STRTOLL) # define Strtol strtoll # endif +# if !defined(Strtol) && defined(HAS_STRTOQ) +# define Strtol strtoq +# endif /* is there atoq() anywhere? */ #endif #if !defined(Strtol) && defined(HAS_STRTOL) @@ -3271,13 +3788,17 @@ typedef struct am_table_short AMTS; #endif #if !defined(PERLIO_IS_STDIO) && defined(HASATTRIBUTE) -/* - * Now we have __attribute__ out of the way - * Remap printf +/* + * Now we have __attribute__ out of the way + * Remap printf */ #undef printf +#ifdef __GNUC__ +#define printf(fmt,args...) PerlIO_stdoutf(fmt,##args) +#else #define printf PerlIO_stdoutf #endif +#endif /* if these never got defined, they need defaults */ #ifndef PERL_SET_CONTEXT @@ -3314,8 +3835,17 @@ typedef struct am_table_short AMTS; * Keep this check simple, or it may slow down execution * massively. */ + +#ifndef PERL_MICRO +# ifndef PERL_OLD_SIGNALS +# ifndef PERL_ASYNC_CHECK +# define PERL_ASYNC_CHECK() if (PL_sig_pending) despatch_signals() +# endif +# endif +#endif + #ifndef PERL_ASYNC_CHECK -#define PERL_ASYNC_CHECK() NOOP +# define PERL_ASYNC_CHECK() NOOP #endif /* @@ -3332,17 +3862,21 @@ typedef struct am_table_short AMTS; * nice_chunk and nice_chunk size need to be set * and queried under the protection of sv_mutex */ -#define offer_nice_chunk(chunk, chunk_size) do { \ - LOCK_SV_MUTEX; \ - if (!PL_nice_chunk) { \ - PL_nice_chunk = (char*)(chunk); \ - PL_nice_chunk_size = (chunk_size); \ - } \ - else { \ - Safefree(chunk); \ - } \ - UNLOCK_SV_MUTEX; \ - } while (0) +#define offer_nice_chunk(chunk, chunk_size) STMT_START { \ + void *new_chunk; \ + U32 new_chunk_size; \ + LOCK_SV_MUTEX; \ + new_chunk = (void *)(chunk); \ + new_chunk_size = (chunk_size); \ + if (new_chunk_size > PL_nice_chunk_size) { \ + if (PL_nice_chunk) Safefree(PL_nice_chunk); \ + PL_nice_chunk = new_chunk; \ + PL_nice_chunk_size = new_chunk_size; \ + } else { \ + Safefree(chunk); \ + } \ + UNLOCK_SV_MUTEX; \ + } STMT_END #ifdef HAS_SEM # include @@ -3384,6 +3918,10 @@ typedef struct am_table_short AMTS; # include #endif +#if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO) +int flock(int fd, int op); +#endif + #ifndef O_RDONLY /* Assume UNIX defaults */ # define O_RDONLY 0000 @@ -3403,6 +3941,9 @@ typedef struct am_table_short AMTS; #ifdef IAMSUID #ifdef I_SYS_STATVFS +# if defined(PERL_SCO) && !defined(_SVID3) +# define _SVID3 +# endif # include /* for f?statvfs() */ #endif #ifdef I_SYS_MOUNT @@ -3450,13 +3991,32 @@ typedef struct am_table_short AMTS; #define EXEC_ARGV_CAST(x) x #endif +#define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not + int). value returned in pointed- + to UV */ +#define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */ +#define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */ +#define IS_NUMBER_NEG 0x08 /* leading minus sign */ +#define IS_NUMBER_INFINITY 0x10 /* this is big */ +#define IS_NUMBER_NAN 0x20 /* this is not */ + +#define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send) + +/* to let user control profiling */ +#ifdef PERL_GPROF_CONTROL +extern void moncontrol(int); +#define PERL_GPROF_MONCONTROL(x) moncontrol(x) +#else +#define PERL_GPROF_MONCONTROL(x) +#endif + /* and finally... */ #define PERL_PATCHLEVEL_H_IMPLICIT #include "patchlevel.h" #undef PERL_PATCHLEVEL_H_IMPLICIT /* Mention - + NV_PRESERVES_UV HAS_ICONV @@ -3480,6 +4040,26 @@ typedef struct am_table_short AMTS; NVff NVgf + HAS_USLEEP + HAS_UALARM + + HAS_SETITIMER + HAS_GETITIMER + + HAS_SENDMSG + HAS_RECVMSG + HAS_READV + HAS_WRITEV + I_SYSUIO + HAS_STRUCT_MSGHDR + HAS_STRUCT_CMSGHDR + + HAS_NL_LANGINFO + so that Configure picks them up. */ +#ifdef UNDER_CE +#include "wince.h" +#endif + #endif /* Include guard */