X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.h;h=8108f0361265dfe1faf68aa4150edd31141153af;hb=ae3afa4eb5f7bb8f9101daeb8d0881c2d4189709;hp=17402a405418da2cb3558f561954b5c705393dd1;hpb=36477c247f3c188fb8cc7e276c87b739d3e6ab7c;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perl.h b/perl.h index 17402a4..8108f03 100644 --- a/perl.h +++ b/perl.h @@ -1,6 +1,6 @@ /* perl.h * - * Copyright (c) 1987-1994, Larry Wall + * Copyright (c) 1987-1997, 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. @@ -24,6 +24,11 @@ #define USE_STDIO #endif /* PERL_FOR_X2P */ +#define VOIDUSED 1 +#include "config.h" + +#include "embed.h" + /* * STMT_START { statements; } STMT_END; * can be used as a single statement, as in @@ -32,7 +37,7 @@ * Trying to select a version that gives no warnings... */ #if !(defined(STMT_START) && defined(STMT_END)) -# if defined(__GNUC__) && !defined(__STRICT_ANSI__) +# if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus) # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ # define STMT_END ) # else @@ -47,11 +52,6 @@ # endif #endif -#include "embed.h" - -#define VOIDUSED 1 -#include "config.h" - /* * SOFT_CAST can be used for args to prototyped functions to retain some * type checking; it only casts if the compiler does not know prototypes. @@ -80,7 +80,7 @@ */ /* define this once if either system, instead of cluttering up the src */ -#if defined(MSDOS) || defined(atarist) +#if defined(MSDOS) || defined(atarist) || defined(WIN32) #define DOSISH 1 #endif @@ -88,6 +88,10 @@ # define STANDARD_C 1 #endif +#if defined(__cplusplus) || defined(WIN32) +# define DONT_DECLARE_STD 1 +#endif + #if defined(HASVOLATILE) || defined(STANDARD_C) # ifdef __cplusplus # define VOL // to temporarily suppress warnings @@ -258,9 +262,9 @@ #if defined(STANDARD_C) && defined(I_STDDEF) # include -# define OFFSETOF(s,m) offsetof(s,m) +# define STRUCT_OFFSET(s,m) offsetof(s,m) #else -# define OFFSETOF(s,m) (Size_t)(&(((s *)0)->m)) +# define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) #endif #if defined(I_STRING) || defined(__cplusplus) @@ -300,15 +304,8 @@ extern char *memset _((char*, int, int)); # endif # endif -# define memzero(d,l) memset(d,0,l) #else -# ifndef memzero -# ifdef HAS_BZERO -# define memzero(d,l) bzero(d,l) -# else -# define memzero(d,l) my_bzero(d,l) -# endif -# endif +# define memset(d,c,l) my_memset(d,c,l) #endif /* HAS_MEMSET */ #if !defined(HAS_MEMMOVE) && !defined(memmove) @@ -342,6 +339,18 @@ # endif #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */ +#ifndef memzero +# ifdef HAS_MEMSET +# define memzero(d,l) memset(d,0,l) +# else +# ifdef HAS_BZERO +# define memzero(d,l) bzero(d,l) +# else +# define memzero(d,l) my_bzero(d,l) +# endif +# endif +#endif + #ifndef HAS_BCMP # ifndef bcmp # define bcmp(s1,s2,l) memcmp(s1,s2,l) @@ -408,14 +417,15 @@ # include # endif #endif -#ifndef VMS -# define FIXSTATUS(sts) (U_L((sts) & 0xffff)) -# define SHIFTSTATUS(sts) ((sts) >> 8) -# define SETERRNO(errcode,vmserrcode) errno = (errcode) + +#ifdef VMS +# define SETERRNO(errcode,vmserrcode) \ + STMT_START { \ + set_errno(errcode); \ + set_vaxc_errno(vmserrcode); \ + } STMT_END #else -# define FIXSTATUS(sts) (U_L(sts)) -# define SHIFTSTATUS(sts) (sts) -# define SETERRNO(errcode,vmserrcode) STMT_START {set_errno(errcode); set_vaxc_errno(vmserrcode);} STMT_END +# define SETERRNO(errcode,vmserrcode) errno = (errcode) #endif #ifndef errno @@ -426,7 +436,9 @@ # ifdef VMS char *strerror _((int,...)); # else +#ifndef DONT_DECLARE_STD char *strerror _((int)); +#endif # endif # ifndef Strerror # define Strerror strerror @@ -600,10 +612,6 @@ # define SLOPPYDIVIDE #endif -#if defined(cray) || defined(convex) || BYTEORDER > 0xffff -# define HAS_QUAD -#endif - #ifdef UV #undef UV #endif @@ -621,16 +629,20 @@ --Andy Dougherty August 1996 */ -#ifdef HAS_QUAD -# ifdef cray -# define Quad_t int +#ifdef cray +# define Quad_t int +#else +# ifdef convex +# define Quad_t long long # else -# if defined(convex) -# define Quad_t long long -# else +# if BYTEORDER > 0xFFFF # define Quad_t long # endif # endif +#endif + +#ifdef Quad_t +# define HAS_QUAD typedef Quad_t IV; typedef unsigned Quad_t UV; # define IV_MAX PERL_QUAD_MAX @@ -844,7 +856,9 @@ typedef struct loop LOOP; typedef struct Outrec Outrec; typedef struct interpreter PerlInterpreter; -typedef struct ff FF; +#ifndef __BORLANDC__ +typedef struct ff FF; /* XXX not defined anywhere, should go? */ +#endif typedef struct sv SV; typedef struct av AV; typedef struct hv HV; @@ -899,6 +913,55 @@ typedef I32 (*filter_t) _((int, SV *, int)); # endif #endif +#ifdef VMS +# define STATUS_NATIVE statusvalue_vms +# define STATUS_NATIVE_EXPORT \ + ((I32)statusvalue_vms == -1 ? 44 : statusvalue_vms) +# define STATUS_NATIVE_SET(n) \ + STMT_START { \ + statusvalue_vms = (n); \ + if ((I32)statusvalue_vms == -1) \ + statusvalue = -1; \ + else if (statusvalue_vms & STS$M_SUCCESS) \ + statusvalue = 0; \ + else if ((statusvalue_vms & STS$M_SEVERITY) == 0) \ + statusvalue = 1 << 8; \ + else \ + statusvalue = (statusvalue_vms & STS$M_SEVERITY) << 8; \ + } STMT_END +# define STATUS_POSIX statusvalue +# ifdef VMSISH_STATUS +# define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX) +# else +# define STATUS_CURRENT STATUS_POSIX +# endif +# define STATUS_POSIX_SET(n) \ + STMT_START { \ + statusvalue = (n); \ + if (statusvalue != -1) { \ + statusvalue &= 0xFFFF; \ + statusvalue_vms = statusvalue ? 44 : 1; \ + } \ + else statusvalue_vms = -1; \ + } STMT_END +# define STATUS_ALL_SUCCESS (statusvalue = 0, statusvalue_vms = 1) +# define STATUS_ALL_FAILURE (statusvalue = 1, statusvalue_vms = 44) +#else +# define STATUS_NATIVE STATUS_POSIX +# define STATUS_NATIVE_EXPORT STATUS_POSIX +# define STATUS_NATIVE_SET STATUS_POSIX_SET +# define STATUS_POSIX statusvalue +# define STATUS_POSIX_SET(n) \ + STMT_START { \ + statusvalue = (n); \ + if (statusvalue != -1) \ + statusvalue &= 0xFFFF; \ + } STMT_END +# define STATUS_CURRENT STATUS_POSIX +# define STATUS_ALL_SUCCESS (statusvalue = 0) +# define STATUS_ALL_FAILURE (statusvalue = 1) +#endif + /* Some unistd.h's give a prototype for pause() even though HAS_PAUSE ends up undefined. This causes the #define below to be rejected by the compmiler. Sigh. @@ -927,6 +990,11 @@ union any { void (*any_dptr) _((void*)); }; +/* Work around some cygwin32 problems with importing global symbols */ +#if defined(CYGWIN32) && defined(DLLIMPORT) +# include "cw32imp.h" +#endif + #include "regexp.h" #include "sv.h" #include "util.h" @@ -1122,7 +1190,7 @@ struct ufuncs { }; /* Fix these up for __STDC__ */ -#ifndef __cplusplus +#ifndef DONT_DECLARE_STD char *mktemp _((char*)); double atof _((const char*)); #endif @@ -1144,7 +1212,10 @@ char *strcpy(), *strcat(); # endif double exp _((double)); double log _((double)); + double log10 _((double)); double sqrt _((double)); + double frexp _((double,int*)); + double ldexp _((double,int)); double modf _((double,double*)); double sin _((double)); double cos _((double)); @@ -1161,8 +1232,12 @@ char *crypt (); /* Maybe more hosts will need the unprototyped version */ #else char *crypt _((const char*, const char*)); #endif +#ifndef DONT_DECLARE_STD +#ifndef getenv char *getenv _((const char*)); +#endif Off_t lseek _((int,Off_t,int)); +#endif char *getlogin _((void)); #endif @@ -1220,7 +1295,9 @@ typedef Sighandler_t Sigsave_t; EXT PerlInterpreter * curinterp; /* currently running interpreter */ /* VMS doesn't use environ array and NeXT has problems with crt0.o globals */ #if !defined(VMS) && !(defined(NeXT) && defined(__DYNAMIC__)) +#ifndef DONT_DECLARE_STD extern char ** environ; /* environment variables supplied via exec */ +#endif #else # if defined(NeXT) && defined(__DYNAMIC__) @@ -1242,6 +1319,7 @@ EXT U32 evalseq; /* eval sequence number */ EXT U32 sub_generation; /* inc to force methods to be looked up again */ EXT char ** origenviron; EXT U32 origalen; +EXT HV * pidstatus; /* pid-to-status mappings for waitpid */ EXT U32 * profiledata; EXT int maxo INIT(MAXO);/* Number of ops */ EXT char * osname; /* operating system */ @@ -1285,9 +1363,7 @@ EXT SV ** curpad; /* temp space */ EXT SV * Sv; -EXT HE He; EXT XPV * Xpv; -EXT char buf[2048]; /* should be longer than PATH_MAX */ EXT char tokenbuf[256]; EXT struct stat statbuf; #ifdef HAS_TIMES @@ -1301,43 +1377,43 @@ EXT short * ds; EXT char * dc; /* handy constants */ -EXT char * Yes INIT("1"); -EXT char * No INIT(""); -EXT char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx"); -EXT char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}"); -EXT char * vert INIT("|"); +EXTCONST char * Yes INIT("1"); +EXTCONST char * No INIT(""); +EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx"); +EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}"); +EXTCONST char * vert INIT("|"); -EXT char warn_uninit[] +EXTCONST char warn_uninit[] INIT("Use of uninitialized value"); -EXT char warn_nosemi[] +EXTCONST char warn_nosemi[] INIT("Semicolon seems to be missing"); -EXT char warn_reserved[] +EXTCONST char warn_reserved[] INIT("Unquoted string \"%s\" may clash with future reserved word"); -EXT char warn_nl[] +EXTCONST char warn_nl[] INIT("Unsuccessful %s on filename containing newline"); -EXT char no_wrongref[] +EXTCONST char no_wrongref[] INIT("Can't use %s ref as %s ref"); -EXT char no_symref[] +EXTCONST char no_symref[] INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use"); -EXT char no_usym[] +EXTCONST char no_usym[] INIT("Can't use an undefined value as %s reference"); -EXT char no_aelem[] +EXTCONST char no_aelem[] INIT("Modification of non-creatable array value attempted, subscript %d"); -EXT char no_helem[] +EXTCONST char no_helem[] INIT("Modification of non-creatable hash value attempted, subscript \"%s\""); -EXT char no_modify[] +EXTCONST char no_modify[] INIT("Modification of a read-only value attempted"); -EXT char no_mem[] +EXTCONST char no_mem[] INIT("Out of memory!\n"); -EXT char no_security[] +EXTCONST char no_security[] INIT("Insecure dependency in %s%s"); -EXT char no_sock_func[] +EXTCONST char no_sock_func[] INIT("Unsupported socket function \"%s\" called"); -EXT char no_dir_func[] +EXTCONST char no_dir_func[] INIT("Unsupported directory function \"%s\" called"); -EXT char no_func[] +EXTCONST char no_func[] INIT("The %s function is unimplemented"); -EXT char no_myglob[] +EXTCONST char no_myglob[] INIT("\"my\" variable %s can't be in a package"); EXT SV sv_undef; @@ -1398,7 +1474,7 @@ EXTCONST unsigned char fold[] = { 248, 249, 250, 251, 252, 253, 254, 255 }; #else -EXT unsigned char fold[]; +EXTCONST unsigned char fold[]; #endif #ifdef DOINIT @@ -1441,7 +1517,7 @@ EXT unsigned char fold_locale[]; #endif #ifdef DOINIT -EXT unsigned char freq[] = { /* letter frequencies for mixed English/C */ +EXTCONST unsigned char freq[] = { /* letter frequencies for mixed English/C */ 1, 2, 84, 151, 154, 155, 156, 157, 165, 246, 250, 3, 158, 7, 18, 29, 40, 51, 62, 73, 85, 96, 107, 118, @@ -1476,12 +1552,12 @@ EXT unsigned char freq[] = { /* letter frequencies for mixed English/C */ 138, 139, 141, 142, 143, 144, 145, 146 }; #else -EXT unsigned char freq[]; +EXTCONST unsigned char freq[]; #endif #ifdef DEBUGGING #ifdef DOINIT -EXT char* block_type[] = { +EXTCONST char* block_type[] = { "NULL", "SUB", "EVAL", @@ -1490,7 +1566,7 @@ EXT char* block_type[] = { "BLOCK", }; #else -EXT char* block_type[]; +EXTCONST char* block_type[]; #endif #endif @@ -1664,7 +1740,7 @@ IEXT char * Ie_tmpname; IEXT PerlIO * Ie_fp; IEXT U32 Iperldb; /* This value may be raised by extensions for testing purposes */ -IEXT int Iperl_destruct_level; /* 0=none, 1=full, 2=full with checks */ +IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */ /* magical thingies */ IEXT Time_t Ibasetime; /* $^T */ @@ -1677,8 +1753,11 @@ IEXT char * Iors; /* $\ */ IEXT STRLEN Iorslen; IEXT char * Iofmt; /* $# */ IEXT I32 Imaxsysfd IINIT(MAXSYSFD); /* top fd to pass to subprocesses */ -IEXT int Imultiline; /* $*--do strings hold >1 line? */ -IEXT U32 Istatusvalue; /* $? */ +IEXT int Imultiline; /* $*--do strings hold >1 line? */ +IEXT I32 Istatusvalue; /* $? */ +#ifdef VMS +IEXT U32 Istatusvalue_vms; +#endif IEXT struct stat Istatcache; /* _ */ IEXT GV * Istatgv; @@ -1741,7 +1820,6 @@ IEXT int Iforkprocess; /* so do_open |- can return proc# */ /* subprocess state */ IEXT AV * Ifdpid; /* keep fd-to-pid mappings for my_popen */ -IEXT HV * Ipidstatus; /* keep pid-to-status mappings for waitpid */ /* internal state */ IEXT VOL int Iin_eval; /* trap "fatal" errors? */ @@ -1773,7 +1851,8 @@ IEXT line_t Icopline IINIT(NOLINE); IEXT CONTEXT * Icxstack; IEXT I32 Icxstack_ix IINIT(-1); IEXT I32 Icxstack_max IINIT(128); -IEXT Sigjmp_buf Itop_env; +IEXT JMPENV Istart_env; /* empty startup sigjmp() environment */ +IEXT JMPENV * Itop_env; /* ptr. to current sigjmp() environment */ IEXT I32 Irunlevel; /* stack stuff */ @@ -1809,6 +1888,7 @@ IEXT bool Ipreambled; IEXT AV * Ipreambleav; IEXT int Ilaststatval IINIT(-1); IEXT I32 Ilaststype IINIT(OP_STAT); +IEXT SV * Imess_sv; #undef IEXT #undef IINIT @@ -1849,7 +1929,8 @@ EXT MGVTBL vtbl_sv = {magic_get, magic_set, magic_len, 0, 0}; -EXT MGVTBL vtbl_env = {0, 0, 0, 0, 0}; +EXT MGVTBL vtbl_env = {0, 0, 0, magic_clear_all_env, + 0}; EXT MGVTBL vtbl_envelem = {0, magic_setenv, 0, magic_clearenv, 0}; @@ -1896,6 +1977,8 @@ EXT MGVTBL vtbl_fm = {0, magic_setfm, EXT MGVTBL vtbl_uvar = {magic_getuvar, magic_setuvar, 0, 0, 0}; +EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem, + 0, 0, magic_freedefelem}; #ifdef USE_LOCALE_COLLATE EXT MGVTBL vtbl_collxfrm = {0, @@ -1933,6 +2016,7 @@ EXT MGVTBL vtbl_pos; EXT MGVTBL vtbl_bm; EXT MGVTBL vtbl_fm; EXT MGVTBL vtbl_uvar; +EXT MGVTBL vtbl_defelem; #ifdef USE_LOCALE_COLLATE EXT MGVTBL vtbl_collxfrm; @@ -1946,57 +2030,70 @@ EXT MGVTBL vtbl_amagicelem; #endif /* !DOINIT */ #ifdef OVERLOAD + EXT long amagic_generation; -#define NofAMmeth 29 +#define NofAMmeth 58 #ifdef DOINIT -EXT char * AMG_names[NofAMmeth][2] = { - {"fallback","abs"}, - {"bool", "nomethod"}, - {"\"\"", "0+"}, - {"+","+="}, - {"-","-="}, - {"*", "*="}, - {"/", "/="}, - {"%", "%="}, - {"**", "**="}, - {"<<", "<<="}, - {">>", ">>="}, - {"&", "&="}, - {"|", "|="}, - {"^", "^="}, - {"<", "<="}, - {">", ">="}, - {"==", "!="}, - {"<=>", "cmp"}, - {"lt", "le"}, - {"gt", "ge"}, - {"eq", "ne"}, - {"!", "~"}, - {"++", "--"}, - {"atan2", "cos"}, - {"sin", "exp"}, - {"log", "sqrt"}, - {"x","x="}, - {".",".="}, - {"=","neg"} +EXTCONST char * 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" }; #else -EXT char * AMG_names[NofAMmeth][2]; +EXTCONST char * AMG_names[NofAMmeth]; #endif /* def INITAMAGIC */ -struct am_table { +struct am_table { long was_ok_sub; long was_ok_am; - CV* table[NofAMmeth*2]; + U32 flags; + CV* table[NofAMmeth]; long fallback; }; +struct am_table_short { + long was_ok_sub; + long was_ok_am; + U32 flags; +}; typedef struct am_table AMT; +typedef struct am_table_short AMTS; #define AMGfallNEVER 1 #define AMGfallNO 2 #define AMGfallYES 3 +#define AMTf_AMAGIC 1 +#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) + enum { fallback_amg, abs_amg, bool__amg, nomethod_amg, @@ -2028,6 +2125,38 @@ enum { concat_amg, concat_ass_amg, copy_amg, neg_amg }; + +/* + * some compilers like to redefine cos et alia as faster + * (and less accurate?) versions called F_cos et cetera (Quidquid + * latine dictum sit, altum viditur.) This trick collides with + * the Perl overloading (amg). The following #defines fool both. + */ + +#ifdef _FASTMATH +# ifdef atan2 +# define F_atan2_amg atan2_amg +# endif +# ifdef cos +# define F_cos_amg cos_amg +# endif +# ifdef exp +# define F_exp_amg exp_amg +# endif +# ifdef log +# define F_log_amg log_amg +# endif +# ifdef pow +# define F_pow_amg pow_amg +# endif +# ifdef sin +# define F_sin_amg sin_amg +# endif +# ifdef sqrt +# define F_sqrt_amg sqrt_amg +# endif +#endif /* _FASTMATH */ + #endif /* OVERLOAD */ #ifdef USE_LOCALE_COLLATE