/* mathoms.c * * Copyright (C) 2005, 2006, 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. * */ /* * "Anything that Hobbits had no immediate use for, but were unwilling to * throw away, they called a mathom. Their dwellings were apt to become * rather crowded with mathoms, and many of the presents that passed from * hand to hand were of that sort." */ #ifndef NO_MATHOMS /* * This file contains mathoms, various binary artifacts from previous * versions of Perl. For binary or source compatibility reasons, though, * we cannot completely remove them from the core code. * * SMP - Oct. 24, 2005 * */ #include "EXTERN.h" #define PERL_IN_MATHOMS_C #include "perl.h" /* ref() is now a macro using Perl_doref; * this version provided for binary compatibility only. */ OP * Perl_ref(pTHX_ OP *o, I32 type) { return doref(o, type, TRUE); } /* =for apidoc sv_unref Unsets the RV status of the SV, and decrements the reference count of whatever was being referenced by the RV. This can almost be thought of as a reversal of C. This is C with the C being zero. See C. =cut */ void Perl_sv_unref(pTHX_ SV *sv) { sv_unref_flags(sv, 0); } /* =for apidoc sv_taint Taint an SV. Use C instead. =cut */ void Perl_sv_taint(pTHX_ SV *sv) { sv_magic((sv), NULL, PERL_MAGIC_taint, NULL, 0); } /* sv_2iv() is now a macro using Perl_sv_2iv_flags(); * this function provided for binary compatibility only */ IV Perl_sv_2iv(pTHX_ register SV *sv) { return sv_2iv_flags(sv, SV_GMAGIC); } /* sv_2uv() is now a macro using Perl_sv_2uv_flags(); * this function provided for binary compatibility only */ UV Perl_sv_2uv(pTHX_ register SV *sv) { return sv_2uv_flags(sv, SV_GMAGIC); } /* sv_2pv() is now a macro using Perl_sv_2pv_flags(); * this function provided for binary compatibility only */ char * Perl_sv_2pv(pTHX_ register SV *sv, STRLEN *lp) { return sv_2pv_flags(sv, lp, SV_GMAGIC); } /* =for apidoc sv_2pv_nolen Like C, but doesn't return the length too. You should usually use the macro wrapper C instead. =cut */ char * Perl_sv_2pv_nolen(pTHX_ register SV *sv) { return sv_2pv(sv, 0); } /* =for apidoc sv_2pvbyte_nolen Return a pointer to the byte-encoded representation of the SV. May cause the SV to be downgraded from UTF-8 as a side-effect. Usually accessed via the C macro. =cut */ char * Perl_sv_2pvbyte_nolen(pTHX_ register SV *sv) { return sv_2pvbyte(sv, 0); } /* =for apidoc sv_2pvutf8_nolen Return a pointer to the UTF-8-encoded representation of the SV. May cause the SV to be upgraded to UTF-8 as a side-effect. Usually accessed via the C macro. =cut */ char * Perl_sv_2pvutf8_nolen(pTHX_ register SV *sv) { return sv_2pvutf8(sv, 0); } /* =for apidoc sv_force_normal Undo various types of fakery on an SV: if the PV is a shared string, make a private copy; if we're a ref, stop refing; if we're a glob, downgrade to an xpvmg. See also C. =cut */ void Perl_sv_force_normal(pTHX_ register SV *sv) { sv_force_normal_flags(sv, 0); } /* sv_setsv() is now a macro using Perl_sv_setsv_flags(); * this function provided for binary compatibility only */ void Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr) { sv_setsv_flags(dstr, sstr, SV_GMAGIC); } /* sv_catpvn() is now a macro using Perl_sv_catpvn_flags(); * this function provided for binary compatibility only */ void Perl_sv_catpvn(pTHX_ SV *dsv, const char* sstr, STRLEN slen) { sv_catpvn_flags(dsv, sstr, slen, SV_GMAGIC); } /* =for apidoc sv_catpvn_mg Like C, but also handles 'set' magic. =cut */ void Perl_sv_catpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len) { sv_catpvn_flags(sv,ptr,len,SV_GMAGIC|SV_SMAGIC); } /* sv_catsv() is now a macro using Perl_sv_catsv_flags(); * this function provided for binary compatibility only */ void Perl_sv_catsv(pTHX_ SV *dstr, register SV *sstr) { sv_catsv_flags(dstr, sstr, SV_GMAGIC); } /* =for apidoc sv_catsv_mg Like C, but also handles 'set' magic. =cut */ void Perl_sv_catsv_mg(pTHX_ SV *dsv, register SV *ssv) { sv_catsv_flags(dsv,ssv,SV_GMAGIC|SV_SMAGIC); } /* =for apidoc sv_iv A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ IV Perl_sv_iv(pTHX_ register SV *sv) { if (SvIOK(sv)) { if (SvIsUV(sv)) return (IV)SvUVX(sv); return SvIVX(sv); } return sv_2iv(sv); } /* =for apidoc sv_uv A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ UV Perl_sv_uv(pTHX_ register SV *sv) { if (SvIOK(sv)) { if (SvIsUV(sv)) return SvUVX(sv); return (UV)SvIVX(sv); } return sv_2uv(sv); } /* =for apidoc sv_nv A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ NV Perl_sv_nv(pTHX_ register SV *sv) { if (SvNOK(sv)) return SvNVX(sv); return sv_2nv(sv); } /* =for apidoc sv_pv Use the C macro instead =for apidoc sv_pvn A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ char * Perl_sv_pvn(pTHX_ SV *sv, STRLEN *lp) { if (SvPOK(sv)) { *lp = SvCUR(sv); return SvPVX(sv); } return sv_2pv(sv, lp); } char * Perl_sv_pvn_nomg(pTHX_ register SV *sv, STRLEN *lp) { if (SvPOK(sv)) { *lp = SvCUR(sv); return SvPVX(sv); } return sv_2pv_flags(sv, lp, 0); } /* sv_pv() is now a macro using SvPV_nolen(); * this function provided for binary compatibility only */ char * Perl_sv_pv(pTHX_ SV *sv) { if (SvPOK(sv)) return SvPVX(sv); return sv_2pv(sv, 0); } /* sv_pvn_force() is now a macro using Perl_sv_pvn_force_flags(); * this function provided for binary compatibility only */ char * Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp) { return sv_pvn_force_flags(sv, lp, SV_GMAGIC); } /* sv_pvbyte () is now a macro using Perl_sv_2pv_flags(); * this function provided for binary compatibility only */ char * Perl_sv_pvbyte(pTHX_ SV *sv) { sv_utf8_downgrade(sv,0); return sv_pv(sv); } /* =for apidoc sv_pvbyte Use C instead. =for apidoc sv_pvbyten A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ char * Perl_sv_pvbyten(pTHX_ SV *sv, STRLEN *lp) { sv_utf8_downgrade(sv,0); return sv_pvn(sv,lp); } /* sv_pvutf8 () is now a macro using Perl_sv_2pv_flags(); * this function provided for binary compatibility only */ char * Perl_sv_pvutf8(pTHX_ SV *sv) { sv_utf8_upgrade(sv); return sv_pv(sv); } /* =for apidoc sv_pvutf8 Use the C macro instead =for apidoc sv_pvutf8n A private implementation of the C macro for compilers which can't cope with complex macro expressions. Always use the macro instead. =cut */ char * Perl_sv_pvutf8n(pTHX_ SV *sv, STRLEN *lp) { sv_utf8_upgrade(sv); return sv_pvn(sv,lp); } /* sv_utf8_upgrade() is now a macro using sv_utf8_upgrade_flags(); * this function provided for binary compatibility only */ STRLEN Perl_sv_utf8_upgrade(pTHX_ register SV *sv) { return sv_utf8_upgrade_flags(sv, SV_GMAGIC); } int Perl_fprintf_nocontext(PerlIO *stream, const char *format, ...) { dTHXs; va_list(arglist); va_start(arglist, format); return PerlIO_vprintf(stream, format, arglist); } int Perl_printf_nocontext(const char *format, ...) { dTHX; va_list(arglist); va_start(arglist, format); return PerlIO_vprintf(PerlIO_stdout(), format, arglist); } #if defined(HUGE_VAL) || (defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)) /* * This hack is to force load of "huge" support from libm.a * So it is in perl for (say) POSIX to use. * Needed for SunOS with Sun's 'acc' for example. */ NV Perl_huge(void) { # if defined(USE_LONG_DOUBLE) && defined(HUGE_VALL) return HUGE_VALL; # else return HUGE_VAL; # endif } #endif /* compatibility with versions <= 5.003. */ void Perl_gv_fullname(pTHX_ SV *sv, const GV *gv) { gv_fullname3(sv, gv, sv == (const SV*)gv ? "*" : ""); } /* compatibility with versions <= 5.003. */ void Perl_gv_efullname(pTHX_ SV *sv, const GV *gv) { gv_efullname3(sv, gv, sv == (const SV*)gv ? "*" : ""); } void Perl_gv_fullname3(pTHX_ SV *sv, const GV *gv, const char *prefix) { gv_fullname4(sv, gv, prefix, TRUE); } void Perl_gv_efullname3(pTHX_ SV *sv, const GV *gv, const char *prefix) { gv_efullname4(sv, gv, prefix, TRUE); } /* =for apidoc gv_fetchmethod See L. =cut */ GV * Perl_gv_fetchmethod(pTHX_ HV *stash, const char *name) { return gv_fetchmethod_autoload(stash, name, TRUE); } HE * Perl_hv_iternext(pTHX_ HV *hv) { return hv_iternext_flags(hv, 0); } void Perl_hv_magic(pTHX_ HV *hv, GV *gv, int how) { sv_magic((SV*)hv, (SV*)gv, how, NULL, 0); } #if 0 /* use the macro from hv.h instead */ char* Perl_sharepvn(pTHX_ const char *sv, I32 len, U32 hash) { return HEK_KEY(share_hek(sv, len, hash)); } #endif AV * Perl_av_fake(pTHX_ register I32 size, register SV **strp) { register SV** ary; register AV * const av = (AV*)newSV(0); sv_upgrade((SV *)av, SVt_PVAV); Newx(ary,size+1,SV*); AvALLOC(av) = ary; Copy(strp,ary,size,SV*); AvREIFY_only(av); SvPV_set(av, (char*)ary); AvFILLp(av) = size - 1; AvMAX(av) = size - 1; while (size--) { assert (*strp); SvTEMP_off(*strp); strp++; } return av; } bool Perl_do_open(pTHX_ GV *gv, register const char *name, I32 len, int as_raw, int rawmode, int rawperm, PerlIO *supplied_fp) { return do_openn(gv, name, len, as_raw, rawmode, rawperm, supplied_fp, (SV **) NULL, 0); } bool Perl_do_open9(pTHX_ GV *gv, register const char *name, I32 len, int as_raw, int rawmode, int rawperm, PerlIO *supplied_fp, SV *svs, I32 num_svs) { PERL_UNUSED_ARG(num_svs); return do_openn(gv, name, len, as_raw, rawmode, rawperm, supplied_fp, &svs, 1); } int Perl_do_binmode(pTHX_ PerlIO *fp, int iotype, int mode) { /* The old body of this is now in non-LAYER part of perlio.c * This is a stub for any XS code which might have been calling it. */ const char *name = ":raw"; #ifdef PERLIO_USING_CRLF if (!(mode & O_BINARY)) name = ":crlf"; #endif return PerlIO_binmode(aTHX_ fp, iotype, mode, name); } #ifndef OS2 bool Perl_do_aexec(pTHX_ SV *really, register SV **mark, register SV **sp) { return do_aexec5(really, mark, sp, 0, 0); } #endif #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION bool Perl_do_exec(pTHX_ const char *cmd) { return do_exec3(cmd,0,0); } #endif #ifdef HAS_PIPE void Perl_do_pipe(pTHX_ SV *sv, GV *rgv, GV *wgv) { dVAR; register IO *rstio; register IO *wstio; int fd[2]; if (!rgv) goto badexit; if (!wgv) goto badexit; rstio = GvIOn(rgv); wstio = GvIOn(wgv); if (IoIFP(rstio)) do_close(rgv,FALSE); if (IoIFP(wstio)) do_close(wgv,FALSE); if (PerlProc_pipe(fd) < 0) goto badexit; IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); IoOFP(rstio) = IoIFP(rstio); IoIFP(wstio) = IoOFP(wstio); IoTYPE(rstio) = IoTYPE_RDONLY; IoTYPE(wstio) = IoTYPE_WRONLY; if (!IoIFP(rstio) || !IoOFP(wstio)) { if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); else PerlLIO_close(fd[0]); if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); else PerlLIO_close(fd[1]); goto badexit; } sv_setsv(sv,&PL_sv_yes); return; badexit: sv_setsv(sv,&PL_sv_undef); return; } #endif /* Backwards compatibility. */ int Perl_init_i18nl14n(pTHX_ int printwarn) { return init_i18nl10n(printwarn); } /* XXX kept for BINCOMPAT only */ void Perl_save_hints(pTHX) { Perl_croak(aTHX_ "internal error: obsolete function save_hints() called"); } #if 0 OP * Perl_ck_retarget(pTHX_ OP *o) { Perl_croak(aTHX_ "NOT IMPL LINE %d",__LINE__); /* STUB */ return o; } #endif OP * Perl_oopsCV(pTHX_ OP *o) { Perl_croak(aTHX_ "NOT IMPL LINE %d",__LINE__); /* STUB */ PERL_UNUSED_ARG(o); NORETURN_FUNCTION_END; } PP(pp_padany) { DIE(aTHX_ "NOT IMPL LINE %d",__LINE__); } PP(pp_threadsv) { DIE(aTHX_ "tried to access per-thread data in non-threaded perl"); } PP(pp_mapstart) { DIE(aTHX_ "panic: mapstart"); /* uses grepstart */ } /* These ops all have the same body as pp_null. */ PP(pp_scalar) { dVAR; return NORMAL; } PP(pp_regcmaybe) { dVAR; return NORMAL; } PP(pp_lineseq) { dVAR; return NORMAL; } PP(pp_scope) { dVAR; return NORMAL; } /* Ops that are calls to do_kv. */ PP(pp_values) { return do_kv(); } PP(pp_keys) { return do_kv(); } /* Ops that are simply calls to other ops. */ PP(pp_dump) { return pp_goto(); /*NOTREACHED*/ } PP(pp_dofile) { return pp_require(); } PP(pp_dbmclose) { return pp_untie(); } PP(pp_read) { return pp_sysread(); } PP(pp_recv) { return pp_sysread(); } PP(pp_seek) { return pp_sysseek(); } PP(pp_fcntl) { return pp_ioctl(); } PP(pp_gsockopt) { return pp_ssockopt(); } PP(pp_getsockname) { return pp_getpeername(); } PP(pp_lstat) { return pp_stat(); } PP(pp_fteowned) { return pp_ftrowned(); } PP(pp_ftbinary) { return pp_fttext(); } PP(pp_localtime) { return pp_gmtime(); } PP(pp_shmget) { return pp_semget(); } PP(pp_shmctl) { return pp_semctl(); } PP(pp_shmread) { return pp_shmwrite(); } PP(pp_msgget) { return pp_semget(); } PP(pp_msgctl) { return pp_semctl(); } PP(pp_ghbyname) { return pp_ghostent(); } PP(pp_ghbyaddr) { return pp_ghostent(); } PP(pp_gnbyname) { return pp_gnetent(); } PP(pp_gnbyaddr) { return pp_gnetent(); } PP(pp_gpbyname) { return pp_gprotoent(); } PP(pp_gpbynumber) { return pp_gprotoent(); } PP(pp_gsbyname) { return pp_gservent(); } PP(pp_gsbyport) { return pp_gservent(); } PP(pp_gpwnam) { return pp_gpwent(); } PP(pp_gpwuid) { return pp_gpwent(); } PP(pp_ggrnam) { return pp_ggrent(); } PP(pp_ggrgid) { return pp_ggrent(); } PP(pp_ftsize) { return pp_ftis(); } PP(pp_ftmtime) { return pp_ftis(); } PP(pp_ftatime) { return pp_ftis(); } PP(pp_ftctime) { return pp_ftis(); } PP(pp_ftzero) { return pp_ftrowned(); } PP(pp_ftsock) { return pp_ftrowned(); } PP(pp_ftchr) { return pp_ftrowned(); } PP(pp_ftblk) { return pp_ftrowned(); } PP(pp_ftfile) { return pp_ftrowned(); } PP(pp_ftdir) { return pp_ftrowned(); } PP(pp_ftpipe) { return pp_ftrowned(); } PP(pp_ftsuid) { return pp_ftrowned(); } PP(pp_ftsgid) { return pp_ftrowned(); } PP(pp_ftsvtx) { return pp_ftrowned(); } PP(pp_unlink) { return pp_chown(); } PP(pp_chmod) { return pp_chown(); } PP(pp_utime) { return pp_chown(); } PP(pp_kill) { return pp_chown(); } PP(pp_symlink) { return pp_link(); } PP(pp_ftrwrite) { return pp_ftrread(); } PP(pp_ftrexec) { return pp_ftrread(); } PP(pp_fteread) { return pp_ftrread(); } PP(pp_ftewrite) { return pp_ftrread(); } PP(pp_fteexec) { return pp_ftrread(); } PP(pp_msgsnd) { return pp_shmwrite(); } PP(pp_msgrcv) { return pp_shmwrite(); } PP(pp_syswrite) { return pp_send(); } PP(pp_semop) { return pp_shmwrite(); } PP(pp_dor) { return pp_defined(); } PP(pp_andassign) { return pp_and(); } PP(pp_orassign) { return pp_or(); } PP(pp_dorassign) { return pp_defined(); } PP(pp_lcfirst) { return pp_ucfirst(); } PP(pp_slt) { return pp_sle(); } PP(pp_sgt) { return pp_sle(); } PP(pp_sge) { return pp_sle(); } PP(pp_rindex) { return pp_index(); } PP(pp_hex) { return pp_oct(); } PP(pp_pop) { return pp_shift(); } PP(pp_cos) { return pp_sin(); } PP(pp_exp) { return pp_sin(); } PP(pp_log) { return pp_sin(); } PP(pp_sqrt) { return pp_sin(); } PP(pp_bit_xor) { return pp_bit_or(); } U8 * Perl_uvuni_to_utf8(pTHX_ U8 *d, UV uv) { return Perl_uvuni_to_utf8_flags(aTHX_ d, uv, 0); } bool Perl_is_utf8_string_loc(pTHX_ const U8 *s, STRLEN len, const U8 **ep) { return is_utf8_string_loclen(s, len, ep, 0); } /* =for apidoc sv_nolocking Dummy routine which "locks" an SV when there is no locking module present. Exists to avoid test for a NULL function pointer and because it could potentially warn under some level of strict-ness. "Superseded" by sv_nosharing(). =cut */ void Perl_sv_nolocking(pTHX_ SV *sv) { PERL_UNUSED_ARG(sv); } /* =for apidoc sv_nounlocking Dummy routine which "unlocks" an SV when there is no locking module present. Exists to avoid test for a NULL function pointer and because it could potentially warn under some level of strict-ness. "Superseded" by sv_nosharing(). =cut */ void Perl_sv_nounlocking(pTHX_ SV *sv) { PERL_UNUSED_ARG(sv); } void Perl_save_long(pTHX_ long int *longp) { dVAR; SSCHECK(3); SSPUSHLONG(*longp); SSPUSHPTR(longp); SSPUSHINT(SAVEt_LONG); } void Perl_save_I16(pTHX_ I16 *intp) { dVAR; SSCHECK(3); SSPUSHINT(*intp); SSPUSHPTR(intp); SSPUSHINT(SAVEt_I16); } void Perl_save_I8(pTHX_ I8 *bytep) { dVAR; SSCHECK(3); SSPUSHINT(*bytep); SSPUSHPTR(bytep); SSPUSHINT(SAVEt_I8); } void Perl_save_iv(pTHX_ IV *ivp) { dVAR; SSCHECK(3); SSPUSHIV(*ivp); SSPUSHPTR(ivp); SSPUSHINT(SAVEt_IV); } void Perl_save_nogv(pTHX_ GV *gv) { dVAR; SSCHECK(2); SSPUSHPTR(gv); SSPUSHINT(SAVEt_NSTAB); } void Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) { dVAR; register I32 i; for (i = 1; i <= maxsarg; i++) { register SV * const sv = newSV(0); sv_setsv(sv,sarg[i]); SSCHECK(3); SSPUSHPTR(sarg[i]); /* remember the pointer */ SSPUSHPTR(sv); /* remember the value */ SSPUSHINT(SAVEt_ITEM); } } void Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) { dVAR; SSCHECK(3); SSPUSHDPTR(f); SSPUSHPTR(p); SSPUSHINT(SAVEt_DESTRUCTOR); } #endif /* NO_MATHOMS */ /* * Local variables: * c-indentation-style: bsd * c-basic-offset: 4 * indent-tabs-mode: t * End: * * ex: set ts=8 sts=4 sw=4 noet: */