X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.h;h=bf8b842d3f056574ab6679d73c931c5197470230;hb=da9274502cf796d52a9875e4c9f650b53901ad73;hp=046e044fa71a0226203ac700f94e801d9435aa14;hpb=ed344e4f516e393bcdfd181ec61ffbb056bebd56;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perl.h b/perl.h index 046e044..bf8b842 100644 --- a/perl.h +++ b/perl.h @@ -31,7 +31,7 @@ # define PERL_IMPLICIT_CONTEXT # endif # ifndef PERL_IMPLICIT_SYS -# ifdef WIN32 +# if defined(WIN32) && !defined(__MINGW32__) # define PERL_IMPLICIT_SYS /* XXX not implemented everywhere yet */ # endif # endif @@ -42,7 +42,7 @@ # define PERL_IMPLICIT_CONTEXT # endif # ifndef PERL_IMPLICIT_SYS -# ifdef WIN32 +# if defined(WIN32) && !defined(__MINGW32__) # define PERL_IMPLICIT_SYS /* XXX not implemented everywhere yet */ # endif # endif @@ -901,104 +901,11 @@ Free_t Perl_mfree (Malloc_t where); --Andy Dougherty August 1996 */ -/* We should be able to get Quad_t in most systems: - all of int64_t, long long, long, int, will work. - - Beware of LP32 systems (ILP32, ILP32LL64). Such systems have been - used to sizeof(long) == sizeof(foo*). This is a bad assumption - because then IV/UV have been 32 bits, too. Which, in turn means - that even if the system has quads (e.g. long long), IV cannot be a - quad. Introducing a 64-bit IV (because of long long existing) - will introduce binary incompatibility. - - Summary: a long long system needs to add -DUSE_LONG_LONG to $ccflags - to get quads -- and if its pointers are still 32 bits, this will break - binary compatibility. Casting an IV (a long long) to a pointer will - truncate half of the IV away. Most systems can just use - Configure -Duse64bits to get the -DUSE_LONG_LONG added either by - their hints files, or directly by Configure if they are using gcc. - - --jhi September 1999 */ - -#if INTSIZE == 4 && LONGSIZE == 4 && PTRSIZE == 4 -# define PERL_ILP32 -# if defined(HAS_LONG_LONG) && LONGLONGSIZE == 8 -# define PERL_ILP32LL64 -# endif -#endif - -#if LONGSIZE == 8 && PTRSIZE == 8 -# define PERL_LP64 -# if INTSIZE == 8 -# define PERL_ILP64 -# endif -#endif - -#ifndef Quad_t -# if LONGSIZE == 8 -# define Quad_t long -# define Uquad_t unsigned long -# define PERL_QUAD_IS_LONG -# endif -#endif - -#ifndef Quad_t -# if INTSIZE == 8 -# define Quad_t int -# define Uquad_t unsigned int -# define PERL_QUAD_IS_INT -# endif -#endif - -#ifndef Quad_t -# ifdef USE_LONG_LONG /* See above note about LP32. --jhi */ -# if defined(HAS_LONG_LONG) && LONGLONGSIZE == 8 -# define Quad_t long long -# define Uquad_t unsigned long long -# define PERL_QUAD_IS_LONG_LONG -# endif -# endif -#endif - -#ifndef Quad_t -# ifdef HAS_INT64_T -# define Quad_t int64_t -# define Uquad_t uint64_t -# define PERL_QUAD_IS_INT64_T -# endif -#endif - -#ifdef Quad_t -# define HAS_QUAD -# ifndef Uquad_t - /* Note that if your Quad_t is a typedef (not a #define) you *MUST* - * have defined by now Uquad_t yourself because 'unsigned type' - * is illegal. */ -# define Uquad_t unsigned Quad_t -# endif -#endif +typedef IVTYPE IV; +typedef UVTYPE UV; #if defined(USE_64_BITS) && defined(HAS_QUAD) -# ifdef PERL_QUAD_IS_LONG /* LP64 */ - typedef long IV; - typedef unsigned long UV; -# else -# ifdef PERL_QUAD_IS_INT /* ILP64 */ - typedef int IV; - typedef unsigned int UV; -# else -# ifdef PERL_QUAD_IS_LONG_LONG /* LL64 */ - typedef long long IV; - typedef unsigned long long UV; -# else -# ifdef PERL_QUAD_IS_INT64_T /* C9X */ - typedef int64_t IV; - typedef uint64_t UV; -# endif -# endif -# endif -# endif -# if defined(PERL_QUAD_IS_INT64_T) && defined(INT64_MAX) +# if QUADCASE == 4 && defined(INT64_MAX) /* quad is int64_t */ # define IV_MAX INT64_MAX # define IV_MIN INT64_MIN # define UV_MAX UINT64_MAX @@ -1012,14 +919,10 @@ Free_t Perl_mfree (Malloc_t where); # define UV_MAX PERL_UQUAD_MAX # define UV_MIN PERL_UQUAD_MIN # endif -# define IVSIZE 8 -# define UVSIZE 8 # define IV_IS_QUAD # define UV_IS_QUAD #else - typedef long IV; - typedef unsigned long UV; -# if defined(INT32_MAX) && LONGSIZE == 4 +# if defined(INT32_MAX) && IVSIZE == 4 # define IV_MAX INT32_MAX # define IV_MIN INT32_MIN # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */ @@ -1037,16 +940,19 @@ Free_t Perl_mfree (Malloc_t where); # define UV_MAX PERL_ULONG_MAX # define UV_MIN PERL_ULONG_MIN # endif -# if LONGSIZE == 8 +# if IVSIZE == 8 # define IV_IS_QUAD # define UV_IS_QUAD +# ifndef HAS_QUAD +# define HAS_QUAD +# endif # else # undef IV_IS_QUAD # undef UV_IS_QUAD +# undef HAS_QUAD # endif -# define UVSIZE LONGSIZE -# define IVSIZE LONGSIZE #endif + #define IV_DIG (BIT_DIGITS(IVSIZE * 8)) #define UV_DIG (BIT_DIGITS(UVSIZE * 8)) @@ -1077,9 +983,7 @@ Free_t Perl_mfree (Malloc_t where); #define PTR2NV(p) NUM2PTR(NV,p) #ifdef USE_LONG_DOUBLE -# if defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE) -# define LDoub_t long double -# else +# if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE)) # undef USE_LONG_DOUBLE /* Ouch! */ # endif #endif @@ -1123,46 +1027,49 @@ Free_t Perl_mfree (Malloc_t where); default value for printing floating point numbers in Gconvert. (see config.h) */ -#ifdef I_LIMITS -#include -#endif -#ifdef I_FLOAT -#include -#endif -#ifndef HAS_LDBL_DIG -#if LONG_DOUBLESIZE == 10 -#define LDBL_DIG 18 /* assume IEEE */ -#else -#if LONG_DOUBLESIZE == 16 -#define LDBL_DIG 33 /* assume IEEE */ -#else -#if LONG_DOUBLESIZE == DOUBLESIZE -#define LDBL_DIG DBL_DIG /* bummer */ -#endif -#endif -#endif -#endif +# ifdef I_LIMITS +# include +# endif +# ifdef I_FLOAT +# include +# endif +# ifndef HAS_LDBL_DIG +# if LONG_DOUBLESIZE == 10 +# define LDBL_DIG 18 /* assume IEEE */ +# else +# if LONG_DOUBLESIZE == 12 +# define LDBL_DIG 18 /* gcc? */ +# else +# if LONG_DOUBLESIZE == 16 +# define LDBL_DIG 33 /* assume IEEE */ +# else +# if LONG_DOUBLESIZE == DOUBLESIZE +# define LDBL_DIG DBL_DIG /* bummer */ +# endif +# endif +# endif +# endif +# endif #endif +typedef NVTYPE NV; + #ifdef USE_LONG_DOUBLE -# define HAS_LDOUB - typedef LDoub_t NV; -# define NVSIZE LONG_DOUBLESIZE # define NV_DIG LDBL_DIG -# define Perl_modf modfl -# define Perl_frexp frexpl -# define Perl_cos cosl -# define Perl_sin sinl -# define Perl_sqrt sqrtl -# define Perl_exp expl -# define Perl_log logl -# define Perl_atan2 atan2l -# define Perl_pow powl -# define Perl_floor floorl -# define Perl_fmod fmodl -#else - typedef double NV; -# define NVSIZE DOUBLESIZE +# ifdef HAS_SQRTL +# define Perl_modf modfl +# define Perl_frexp frexpl +# define Perl_cos cosl +# define Perl_sin sinl +# define Perl_sqrt sqrtl +# define Perl_exp expl +# define Perl_log logl +# define Perl_atan2 atan2l +# define Perl_pow powl +# define Perl_floor floorl +# define Perl_fmod fmodl +# endif +#else # define NV_DIG DBL_DIG # define Perl_modf modf # define Perl_frexp frexp @@ -1352,7 +1259,7 @@ Free_t Perl_mfree (Malloc_t where); # endif #endif -#ifdef HAS_QUAD +#ifdef UV_IS_QUAD # ifdef UQUAD_MAX # define PERL_UQUAD_MAX ((UV)UQUAD_MAX) @@ -1386,11 +1293,10 @@ typedef struct listop LISTOP; typedef struct logop LOGOP; typedef struct pmop PMOP; typedef struct svop SVOP; -typedef struct gvop GVOP; +typedef struct padop PADOP; typedef struct pvop PVOP; typedef struct loop LOOP; -typedef struct Outrec Outrec; typedef struct interpreter PerlInterpreter; typedef struct sv SV; typedef struct av AV; @@ -1552,7 +1458,11 @@ typedef union any ANY; # if defined(EPOC) # include "epocish.h" # else -# include "unixish.h" +# if defined(MACOS_TRADITIONAL) +# include "macos/macish.h" +# else +# include "unixish.h" +# endif # endif # endif # endif @@ -1564,6 +1474,10 @@ typedef union any ANY; # define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp) #endif +#ifndef PERL_SYS_INIT3 +# define PERL_SYS_INIT3(argvp,argcp,envp) PERL_SYS_INIT(argvp,argcp) +#endif + #ifndef MAXPATHLEN # ifdef PATH_MAX # ifdef _POSIX_PATH_MAX @@ -1917,6 +1831,7 @@ typedef I32 CHECKPOINT; #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX) #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX) +/* The correct way: a Configure test where (UV)~0 is cast to NV and back. */ /* Believe. */ #define IV_FITS_IN_NV /* Doubt. */ @@ -1937,33 +1852,11 @@ typedef I32 CHECKPOINT; # endif #endif -#ifdef IV_IS_QUAD -# define UVuf PERL_PRIu64 -# define IVdf PERL_PRId64 -# define UVof PERL_PRIo64 -# define UVxf PERL_PRIx64 -#else -# if LONGSIZE == 4 -# define UVuf "lu" -# define IVdf "ld" -# define UVof "lo" -# define UVxf "lx" -# else - /* Any good ideas? */ -# endif -#endif - /* Used with UV/IV arguments: */ /* XXXX: need to speed it up */ #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv)) #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv)) -struct Outrec { - I32 o_lines; - char *o_str; - U32 o_len; -}; - #ifndef MAXSYSFD # define MAXSYSFD 2 #endif @@ -2139,7 +2032,7 @@ I32 unlnk (char*); # endif #endif -typedef Signal_t (*Sighandler_t) (int); +/* Sighandler_t defined in iperlsys.h */ #ifdef HAS_SIGACTION typedef struct sigaction Sigsave_t; @@ -2635,7 +2528,7 @@ EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars); EXT #endif /* WIN32 */ struct perl_vars *PL_VarsPtr; -#define PL_Vars (*((PL_VarsPtr) ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars()))) +#define PL_Vars (*((PL_VarsPtr) ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX)))) #endif /* PERL_CORE */ #endif /* PERL_GLOBAL_STRUCT */ @@ -2801,85 +2694,85 @@ START_EXTERN_C #ifdef DOINIT -EXT MGVTBL PL_vtbl_sv = {Perl_magic_get, - Perl_magic_set, - Perl_magic_len, +EXT MGVTBL PL_vtbl_sv = {MEMBER_TO_FPTR(Perl_magic_get), + MEMBER_TO_FPTR(Perl_magic_set), + MEMBER_TO_FPTR(Perl_magic_len), 0, 0}; -EXT MGVTBL PL_vtbl_env = {0, Perl_magic_set_all_env, - 0, Perl_magic_clear_all_env, +EXT MGVTBL PL_vtbl_env = {0, MEMBER_TO_FPTR(Perl_magic_set_all_env), + 0, MEMBER_TO_FPTR(Perl_magic_clear_all_env), 0}; -EXT MGVTBL PL_vtbl_envelem = {0, Perl_magic_setenv, - 0, Perl_magic_clearenv, +EXT MGVTBL PL_vtbl_envelem = {0, MEMBER_TO_FPTR(Perl_magic_setenv), + 0, MEMBER_TO_FPTR(Perl_magic_clearenv), 0}; EXT MGVTBL PL_vtbl_sig = {0, 0, 0, 0, 0}; -EXT MGVTBL PL_vtbl_sigelem = {Perl_magic_getsig, - Perl_magic_setsig, - 0, Perl_magic_clearsig, +EXT MGVTBL PL_vtbl_sigelem = {MEMBER_TO_FPTR(Perl_magic_getsig), + MEMBER_TO_FPTR(Perl_magic_setsig), + 0, MEMBER_TO_FPTR(Perl_magic_clearsig), 0}; -EXT MGVTBL PL_vtbl_pack = {0, 0, Perl_magic_sizepack, Perl_magic_wipepack, +EXT MGVTBL PL_vtbl_pack = {0, 0, MEMBER_TO_FPTR(Perl_magic_sizepack), MEMBER_TO_FPTR(Perl_magic_wipepack), 0}; -EXT MGVTBL PL_vtbl_packelem = {Perl_magic_getpack, - Perl_magic_setpack, - 0, Perl_magic_clearpack, +EXT MGVTBL PL_vtbl_packelem = {MEMBER_TO_FPTR(Perl_magic_getpack), + MEMBER_TO_FPTR(Perl_magic_setpack), + 0, MEMBER_TO_FPTR(Perl_magic_clearpack), 0}; -EXT MGVTBL PL_vtbl_dbline = {0, Perl_magic_setdbline, +EXT MGVTBL PL_vtbl_dbline = {0, MEMBER_TO_FPTR(Perl_magic_setdbline), 0, 0, 0}; -EXT MGVTBL PL_vtbl_isa = {0, Perl_magic_setisa, - 0, Perl_magic_setisa, +EXT MGVTBL PL_vtbl_isa = {0, MEMBER_TO_FPTR(Perl_magic_setisa), + 0, MEMBER_TO_FPTR(Perl_magic_setisa), 0}; -EXT MGVTBL PL_vtbl_isaelem = {0, Perl_magic_setisa, +EXT MGVTBL PL_vtbl_isaelem = {0, MEMBER_TO_FPTR(Perl_magic_setisa), 0, 0, 0}; -EXT MGVTBL PL_vtbl_arylen = {Perl_magic_getarylen, - Perl_magic_setarylen, +EXT MGVTBL PL_vtbl_arylen = {MEMBER_TO_FPTR(Perl_magic_getarylen), + MEMBER_TO_FPTR(Perl_magic_setarylen), 0, 0, 0}; -EXT MGVTBL PL_vtbl_glob = {Perl_magic_getglob, - Perl_magic_setglob, +EXT MGVTBL PL_vtbl_glob = {MEMBER_TO_FPTR(Perl_magic_getglob), + MEMBER_TO_FPTR(Perl_magic_setglob), 0, 0, 0}; -EXT MGVTBL PL_vtbl_mglob = {0, Perl_magic_setmglob, +EXT MGVTBL PL_vtbl_mglob = {0, MEMBER_TO_FPTR(Perl_magic_setmglob), 0, 0, 0}; -EXT MGVTBL PL_vtbl_nkeys = {Perl_magic_getnkeys, - Perl_magic_setnkeys, +EXT MGVTBL PL_vtbl_nkeys = {MEMBER_TO_FPTR(Perl_magic_getnkeys), + MEMBER_TO_FPTR(Perl_magic_setnkeys), 0, 0, 0}; -EXT MGVTBL PL_vtbl_taint = {Perl_magic_gettaint,Perl_magic_settaint, +EXT MGVTBL PL_vtbl_taint = {MEMBER_TO_FPTR(Perl_magic_gettaint),MEMBER_TO_FPTR(Perl_magic_settaint), 0, 0, 0}; -EXT MGVTBL PL_vtbl_substr = {Perl_magic_getsubstr, Perl_magic_setsubstr, +EXT MGVTBL PL_vtbl_substr = {MEMBER_TO_FPTR(Perl_magic_getsubstr), MEMBER_TO_FPTR(Perl_magic_setsubstr), 0, 0, 0}; -EXT MGVTBL PL_vtbl_vec = {Perl_magic_getvec, - Perl_magic_setvec, +EXT MGVTBL PL_vtbl_vec = {MEMBER_TO_FPTR(Perl_magic_getvec), + MEMBER_TO_FPTR(Perl_magic_setvec), 0, 0, 0}; -EXT MGVTBL PL_vtbl_pos = {Perl_magic_getpos, - Perl_magic_setpos, +EXT MGVTBL PL_vtbl_pos = {MEMBER_TO_FPTR(Perl_magic_getpos), + MEMBER_TO_FPTR(Perl_magic_setpos), 0, 0, 0}; -EXT MGVTBL PL_vtbl_bm = {0, Perl_magic_setbm, +EXT MGVTBL PL_vtbl_bm = {0, MEMBER_TO_FPTR(Perl_magic_setbm), 0, 0, 0}; -EXT MGVTBL PL_vtbl_fm = {0, Perl_magic_setfm, +EXT MGVTBL PL_vtbl_fm = {0, MEMBER_TO_FPTR(Perl_magic_setfm), 0, 0, 0}; -EXT MGVTBL PL_vtbl_uvar = {Perl_magic_getuvar, - Perl_magic_setuvar, +EXT MGVTBL PL_vtbl_uvar = {MEMBER_TO_FPTR(Perl_magic_getuvar), + MEMBER_TO_FPTR(Perl_magic_setuvar), 0, 0, 0}; #ifdef USE_THREADS -EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, Perl_magic_mutexfree}; +EXT MGVTBL PL_vtbl_mutex = {0, 0, 0, 0, MEMBER_TO_FPTR(Perl_magic_mutexfree)}; #endif /* USE_THREADS */ -EXT MGVTBL PL_vtbl_defelem = {Perl_magic_getdefelem,Perl_magic_setdefelem, +EXT MGVTBL PL_vtbl_defelem = {MEMBER_TO_FPTR(Perl_magic_getdefelem),MEMBER_TO_FPTR(Perl_magic_setdefelem), 0, 0, 0}; -EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, Perl_magic_freeregexp}; -EXT MGVTBL PL_vtbl_regdata = {0, 0, Perl_magic_regdata_cnt, 0, 0}; -EXT MGVTBL PL_vtbl_regdatum = {Perl_magic_regdatum_get, 0, 0, 0, 0}; +EXT MGVTBL PL_vtbl_regexp = {0,0,0,0, MEMBER_TO_FPTR(Perl_magic_freeregexp)}; +EXT MGVTBL PL_vtbl_regdata = {0, 0, MEMBER_TO_FPTR(Perl_magic_regdata_cnt), 0, 0}; +EXT MGVTBL PL_vtbl_regdatum = {MEMBER_TO_FPTR(Perl_magic_regdatum_get), 0, 0, 0, 0}; #ifdef USE_LOCALE_COLLATE EXT MGVTBL PL_vtbl_collxfrm = {0, - Perl_magic_setcollxfrm, + MEMBER_TO_FPTR(Perl_magic_setcollxfrm), 0, 0, 0}; #endif -EXT MGVTBL PL_vtbl_amagic = {0, Perl_magic_setamagic, - 0, 0, Perl_magic_setamagic}; -EXT MGVTBL PL_vtbl_amagicelem = {0, Perl_magic_setamagic, - 0, 0, Perl_magic_setamagic}; +EXT MGVTBL PL_vtbl_amagic = {0, MEMBER_TO_FPTR(Perl_magic_setamagic), + 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)}; +EXT MGVTBL PL_vtbl_amagicelem = {0, MEMBER_TO_FPTR(Perl_magic_setamagic), + 0, 0, MEMBER_TO_FPTR(Perl_magic_setamagic)}; EXT MGVTBL PL_vtbl_backref = {0, 0, - 0, 0, Perl_magic_killbackrefs}; + 0, 0, MEMBER_TO_FPTR(Perl_magic_killbackrefs)}; #else /* !DOINIT */ @@ -3140,6 +3033,34 @@ typedef struct am_table_short AMTS; #endif /* + * Some operating systems are stingy with stack allocation, + * so perl may have to guard against stack overflow. + */ +#ifndef PERL_STACK_OVERFLOW_CHECK +#define PERL_STACK_OVERFLOW_CHECK() 0 +#endif + +/* + * Some nonpreemptive operating systems find it convenient to + * check for asynchronous conditions after each op execution. + * Keep this check simple, or it may slow down execution + * massively. + */ +#ifndef PERL_ASYNC_CHECK +#define PERL_ASYNC_CHECK() 0 +#endif + +/* + * On some operating systems, a memory allocation may succeed, + * but put the process too close to the system's comfort limit. + * In this case, PERL_ALLOC_CHECK frees the pointer and sets + * it to NULL. + */ +#ifndef PERL_ALLOC_CHECK +#define PERL_ALLOC_CHECK(p) 0 +#endif + +/* * nice_chunk and nice_chunk size need to be set * and queried under the protection of sv_mutex */ @@ -3183,20 +3104,6 @@ typedef struct am_table_short AMTS; # endif #endif -/* Mention - - INSTALL_USR_BIN_PERL - - I_SYS_MMAN - HAS_MMAP - HAS_MUNMAP - HAS_MPROTECT - HAS_MSYNC - HAS_MADVISE - Mmap_t - - here so that Configure picks them up. */ - #ifdef IAMSUID #ifdef I_SYS_STATVFS @@ -3208,6 +3115,28 @@ typedef struct am_table_short AMTS; #ifdef I_MNTENT # include /* for getmntent() */ #endif +#ifdef I_SYS_STATFS +# include /* for some statfs() */ +#endif +#ifdef I_SYS_VFS +# include /* for some statfs() */ +#endif +#ifdef I_USTAT +# include /* for ustat() */ +#endif + +#if !defined(PERL_MOUNT_NOSUID) && defined(MOUNT_NOSUID) +# define PERL_MOUNT_NOSUID MOUNT_NOSUID +#endif +#if !defined(PERL_MOUNT_NOSUID) && defined(MNT_NOSUID) +# define PERL_MOUNT_NOSUID MNT_NOSUID +#endif +#if !defined(PERL_MOUNT_NOSUID) && defined(MS_NOSUID) +# define PERL_MOUNT_NOSUID MS_NOSUID +#endif +#if !defined(PERL_MOUNT_NOSUID) && defined(M_NOSUID) +# define PERL_MOUNT_NOSUID M_NOSUID +#endif #endif /* IAMSUID */