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Diffstat (limited to 'chromium/third_party/cygwin/lib/perl5/5.10/i686-cygwin/CORE/gv.h')
| -rw-r--r-- | chromium/third_party/cygwin/lib/perl5/5.10/i686-cygwin/CORE/gv.h | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/chromium/third_party/cygwin/lib/perl5/5.10/i686-cygwin/CORE/gv.h b/chromium/third_party/cygwin/lib/perl5/5.10/i686-cygwin/CORE/gv.h new file mode 100644 index 00000000000..fbd7e344f31 --- /dev/null +++ b/chromium/third_party/cygwin/lib/perl5/5.10/i686-cygwin/CORE/gv.h @@ -0,0 +1,227 @@ +/* gv.h + * + * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 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. + * + */ + +struct gp { + SV * gp_sv; /* scalar value */ + struct io * gp_io; /* filehandle value */ + CV * gp_cv; /* subroutine value */ + U32 gp_cvgen; /* generational validity of cached gv_cv */ + U32 gp_refcnt; /* how many globs point to this? */ + HV * gp_hv; /* hash value */ + AV * gp_av; /* array value */ + CV * gp_form; /* format value */ + GV * gp_egv; /* effective gv, if *glob */ + line_t gp_line; /* line first declared at (for -w) */ + HEK * gp_file_hek; /* file first declared in (for -w) */ +}; + +#define GvXPVGV(gv) ((XPVGV*)SvANY(gv)) + + +#if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__INTEL_COMPILER) +# define GvGP(gv) \ + (*({GV *const shplep = (GV *) (gv); \ + assert(SvTYPE(shplep) == SVt_PVGV || SvTYPE(shplep) == SVt_PVLV); \ + assert(isGV_with_GP(shplep)); \ + &((shplep)->sv_u.svu_gp);})) +# define GvFLAGS(gv) \ + (*({GV *const yaah = (GV *) (gv); \ + assert(SvTYPE(yaah) == SVt_PVGV || SvTYPE(yaah) == SVt_PVLV); \ + assert(isGV_with_GP(yaah)); \ + &(GvXPVGV(yaah)->xpv_cur);})) +# define GvSTASH(gv) \ + (*({ GV * const _gv = (GV *) (gv); \ + assert(isGV_with_GP(_gv)); \ + assert(SvTYPE(_gv) == SVt_PVGV || SvTYPE(_gv) >= SVt_PVLV); \ + &(GvXPVGV(_gv)->xnv_u.xgv_stash); \ + })) +# define GvNAME_HEK(gv) \ + (*({ GV * const zzzz = (GV *) (gv); \ + assert(isGV_with_GP(zzzz)); \ + assert(SvTYPE(zzzz) == SVt_PVGV || SvTYPE(zzzz) >= SVt_PVLV); \ + assert(!SvVALID(zzzz)); \ + &(GvXPVGV(zzzz)->xiv_u.xivu_namehek); \ + })) +# define GvNAME_get(gv) ({ assert(GvNAME_HEK(gv)); HEK_KEY(GvNAME_HEK(gv)); }) +# define GvNAMELEN_get(gv) ({ assert(GvNAME_HEK(gv)); HEK_LEN(GvNAME_HEK(gv)); }) +#else +# define GvGP(gv) ((gv)->sv_u.svu_gp) +# define GvFLAGS(gv) (GvXPVGV(gv)->xpv_cur) +# define GvSTASH(gv) (GvXPVGV(gv)->xnv_u.xgv_stash) +# define GvNAME_HEK(gv) (GvXPVGV(gv)->xiv_u.xivu_namehek) +# define GvNAME_get(gv) HEK_KEY(GvNAME_HEK(gv)) +# define GvNAMELEN_get(gv) HEK_LEN(GvNAME_HEK(gv)) +#endif + +#define GvNAME(gv) GvNAME_get(gv) +#define GvNAMELEN(gv) GvNAMELEN_get(gv) + +#define GvASSIGN_GENERATION(gv) (0 + ((XPV*) SvANY(gv))->xpv_len) +#define GvASSIGN_GENERATION_set(gv,val) \ + STMT_START { assert(SvTYPE(gv) == SVt_PVGV); \ + (((XPV*) SvANY(gv))->xpv_len = (val)); } STMT_END + +/* +=head1 GV Functions + +=for apidoc Am|SV*|GvSV|GV* gv + +Return the SV from the GV. + +=cut +*/ + +#define GvSV(gv) (GvGP(gv)->gp_sv) +#ifdef PERL_DONT_CREATE_GVSV +#define GvSVn(gv) (*(GvGP(gv)->gp_sv ? \ + &(GvGP(gv)->gp_sv) : \ + &(GvGP(gv_SVadd(gv))->gp_sv))) +#else +#define GvSVn(gv) GvSV(gv) +#endif + +#define GvREFCNT(gv) (GvGP(gv)->gp_refcnt) +#define GvIO(gv) ((gv) && SvTYPE((SV*)gv) == SVt_PVGV && GvGP(gv) ? GvIOp(gv) : NULL) +#define GvIOp(gv) (GvGP(gv)->gp_io) +#define GvIOn(gv) (GvIO(gv) ? GvIOp(gv) : GvIOp(gv_IOadd(gv))) + +#define GvFORM(gv) (GvGP(gv)->gp_form) +#define GvAV(gv) (GvGP(gv)->gp_av) + +/* This macro is deprecated. Do not use! */ +#define GvREFCNT_inc(gv) ((GV*)SvREFCNT_inc(gv)) /* DO NOT USE */ + +#define GvAVn(gv) (GvGP(gv)->gp_av ? \ + GvGP(gv)->gp_av : \ + GvGP(gv_AVadd(gv))->gp_av) +#define GvHV(gv) ((GvGP(gv))->gp_hv) + +#define GvHVn(gv) (GvGP(gv)->gp_hv ? \ + GvGP(gv)->gp_hv : \ + GvGP(gv_HVadd(gv))->gp_hv) + +#define GvCV(gv) (GvGP(gv)->gp_cv) +#define GvCVGEN(gv) (GvGP(gv)->gp_cvgen) +#define GvCVu(gv) (GvGP(gv)->gp_cvgen ? NULL : GvGP(gv)->gp_cv) + +#define GvLINE(gv) (GvGP(gv)->gp_line) +#define GvFILE_HEK(gv) (GvGP(gv)->gp_file_hek) +#define GvFILE(gv) (GvFILE_HEK(gv) ? HEK_KEY(GvFILE_HEK(gv)) : NULL) +#define GvFILEGV(gv) (gv_fetchfile(GvFILE(gv))) + +#define GvEGV(gv) (GvGP(gv)->gp_egv) +#define GvENAME(gv) GvNAME(GvEGV(gv) ? GvEGV(gv) : gv) +#define GvESTASH(gv) GvSTASH(GvEGV(gv) ? GvEGV(gv) : gv) + +#define GVf_INTRO 0x01 +#define GVf_MULTI 0x02 +#define GVf_ASSUMECV 0x04 +#define GVf_IN_PAD 0x08 +#define GVf_IMPORTED 0xF0 +#define GVf_IMPORTED_SV 0x10 +#define GVf_IMPORTED_AV 0x20 +#define GVf_IMPORTED_HV 0x40 +#define GVf_IMPORTED_CV 0x80 + +#define GvINTRO(gv) (GvFLAGS(gv) & GVf_INTRO) +#define GvINTRO_on(gv) (GvFLAGS(gv) |= GVf_INTRO) +#define GvINTRO_off(gv) (GvFLAGS(gv) &= ~GVf_INTRO) + +#define GvMULTI(gv) (GvFLAGS(gv) & GVf_MULTI) +#define GvMULTI_on(gv) (GvFLAGS(gv) |= GVf_MULTI) +#define GvMULTI_off(gv) (GvFLAGS(gv) &= ~GVf_MULTI) + +#define GvASSUMECV(gv) (GvFLAGS(gv) & GVf_ASSUMECV) +#define GvASSUMECV_on(gv) (GvFLAGS(gv) |= GVf_ASSUMECV) +#define GvASSUMECV_off(gv) (GvFLAGS(gv) &= ~GVf_ASSUMECV) + +#define GvIMPORTED(gv) (GvFLAGS(gv) & GVf_IMPORTED) +#define GvIMPORTED_on(gv) (GvFLAGS(gv) |= GVf_IMPORTED) +#define GvIMPORTED_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED) + +#define GvIMPORTED_SV(gv) (GvFLAGS(gv) & GVf_IMPORTED_SV) +#define GvIMPORTED_SV_on(gv) (GvFLAGS(gv) |= GVf_IMPORTED_SV) +#define GvIMPORTED_SV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_SV) + +#define GvIMPORTED_AV(gv) (GvFLAGS(gv) & GVf_IMPORTED_AV) +#define GvIMPORTED_AV_on(gv) (GvFLAGS(gv) |= GVf_IMPORTED_AV) +#define GvIMPORTED_AV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_AV) + +#define GvIMPORTED_HV(gv) (GvFLAGS(gv) & GVf_IMPORTED_HV) +#define GvIMPORTED_HV_on(gv) (GvFLAGS(gv) |= GVf_IMPORTED_HV) +#define GvIMPORTED_HV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_HV) + +#define GvIMPORTED_CV(gv) (GvFLAGS(gv) & GVf_IMPORTED_CV) +#define GvIMPORTED_CV_on(gv) (GvFLAGS(gv) |= GVf_IMPORTED_CV) +#define GvIMPORTED_CV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_CV) + +#define GvIN_PAD(gv) (GvFLAGS(gv) & GVf_IN_PAD) +#define GvIN_PAD_on(gv) (GvFLAGS(gv) |= GVf_IN_PAD) +#define GvIN_PAD_off(gv) (GvFLAGS(gv) &= ~GVf_IN_PAD) + +#define GvUNIQUE(gv) 0 +#define GvUNIQUE_on(gv) NOOP +#define GvUNIQUE_off(gv) NOOP + +#ifdef USE_ITHREADS +#define GV_UNIQUE_CHECK +#else +#undef GV_UNIQUE_CHECK +#endif + +#define Nullgv Null(GV*) + +#define DM_UID 0x003 +#define DM_RUID 0x001 +#define DM_EUID 0x002 +#define DM_ARRAY 0x004 +#define DM_GID 0x030 +#define DM_RGID 0x010 +#define DM_EGID 0x020 +#define DM_DELAY 0x100 + +/* + * symbol creation flags, for use in gv_fetchpv() and get_*v() + */ +#define GV_ADD 0x01 /* add, if symbol not already there + For gv_name_set, adding a HEK for the first + time, so don't try to free what's there. */ +#define GV_ADDMULTI 0x02 /* add, pretending it has been added already */ +#define GV_ADDWARN 0x04 /* add, but warn if symbol wasn't already there */ +#define GV_ADDINEVAL 0x08 /* add, as though we're doing so within an eval */ +#define GV_NOINIT 0x10 /* add, but don't init symbol, if type != PVGV */ +/* This is used by toke.c to avoid turing placeholder constants in the symbol + table into full PVGVs with attached constant subroutines. */ +#define GV_NOADD_NOINIT 0x20 /* Don't add the symbol if it's not there. + Don't init it if it is there but ! PVGV */ +#define GV_NOEXPAND 0x40 /* Don't expand SvOK() entries to PVGV */ +#define GV_NOTQUAL 0x80 /* A plain symbol name, not qualified with a + package (so skip checks for :: and ') */ + +/* SVf_UTF8 (more accurately the return value from SvUTF8) is also valid + as a flag to gv_fetch_pvn_flags, so ensure it lies outside this range. +*/ + +#define GV_NOADD_MASK (SVf_UTF8|GV_NOADD_NOINIT|GV_NOEXPAND|GV_NOTQUAL) +/* The bit flags that don't cause gv_fetchpv() to add a symbol if not found */ + +#define gv_fullname3(sv,gv,prefix) gv_fullname4(sv,gv,prefix,TRUE) +#define gv_efullname3(sv,gv,prefix) gv_efullname4(sv,gv,prefix,TRUE) +#define gv_fetchmethod(stash, name) gv_fetchmethod_autoload(stash, name, TRUE) + +/* + * Local variables: + * c-indentation-style: bsd + * c-basic-offset: 4 + * indent-tabs-mode: t + * End: + * + * ex: set ts=8 sts=4 sw=4 noet: + */ |