[perl5.git] / gv.h

/*    gv.h
 *
 *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
 *    2000, 2001, 2002, 2003, 2004, 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.
 *
 */

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) : 0)
#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_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:
 */
Commit	Line	Data
a0d0e21e	1	/* gv.h
79072805	2	*
4bb101f2	3	* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
acde74e1	4	* 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
79072805 LW	5	*
	6	* You may distribute under the terms of either the GNU General Public
	7	* License or the Artistic License, as specified in the README file.
	8	*
79072805 LW	9	*/
	10
	11	struct gp {
	12	SV * gp_sv; /* scalar value */
79072805	13	struct io * gp_io; /* filehandle value */
79072805	14	CV * gp_cv; /* subroutine value */
463ee0b2	15	U32 gp_cvgen; /* generational validity of cached gv_cv */
9bd87817 NC	16	U32 gp_refcnt; /* how many globs point to this? */
	17	HV * gp_hv; /* hash value */
	18	AV * gp_av; /* array value */
	19	CV * gp_form; /* format value */
	20	GV * gp_egv; /* effective gv, if glob /
79072805	21	line_t gp_line; /* line first declared at (for -w) */
f4890806	22	HEK * gp_file_hek; /* file first declared in (for -w) */
79072805 LW	23	};
79072805 LW	24
79072805 LW	25	#define GvXPVGV(gv) ((XPVGV*)SvANY(gv))
79072805 LW	26
a5f75d66	27
e51a6fb1	28	#if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__INTEL_COMPILER)
dedf8e73	29	# define GvGP(gv) \
76f523e8	30	(({GV const shplep = (GV *) (gv); \
d4c19fe8	31	assert(SvTYPE(shplep) == SVt_PVGV \|\| SvTYPE(shplep) == SVt_PVLV); \
dedf8e73 NC	32	assert(isGV_with_GP(shplep)); \
	33	&((shplep)->sv_u.svu_gp);}))
	34	# define GvFLAGS(gv) \
76f523e8	35	(({GV const yaah = (GV *) (gv); \
dedf8e73 NC	36	assert(SvTYPE(yaah) == SVt_PVGV \|\| SvTYPE(yaah) == SVt_PVLV); \
dedf8e73 NC	37	assert(isGV_with_GP(yaah)); \
5526b5b3	38	&(GvXPVGV(yaah)->xpv_cur);}))
c72c5e99	39	# define GvSTASH(gv) \
dd3874d7	40	(({ GV const _gv = (GV *) (gv); \
dedf8e73	41	assert(isGV_with_GP(_gv)); \
c72c5e99	42	assert(SvTYPE(_gv) == SVt_PVGV \|\| SvTYPE(_gv) >= SVt_PVLV); \
58430790	43	&(GvXPVGV(_gv)->xnv_u.xgv_stash); \
c72c5e99	44	}))
acda4c6a NC	45	# define GvNAME_HEK(gv) \
acda4c6a NC	46	(({ GV const zzzz = (GV *) (gv); \
f5c1e807 NC	47	assert(isGV_with_GP(zzzz)); \
f5c1e807 NC	48	assert(SvTYPE(zzzz) == SVt_PVGV \|\| SvTYPE(zzzz) >= SVt_PVLV); \
85ffbbb0	49	assert(!SvVALID(zzzz)); \
69ecfd12	50	&(GvXPVGV(zzzz)->xiv_u.xivu_namehek); \
acda4c6a	51	}))
9f616d01 MHM	52	# define GvNAME_get(gv) ({ assert(GvNAME_HEK(gv)); HEK_KEY(GvNAME_HEK(gv)); })
9f616d01 MHM	53	# define GvNAMELEN_get(gv) ({ assert(GvNAME_HEK(gv)); HEK_LEN(GvNAME_HEK(gv)); })
c72c5e99	54	#else
dedf8e73	55	# define GvGP(gv) ((gv)->sv_u.svu_gp)
5526b5b3	56	# define GvFLAGS(gv) (GvXPVGV(gv)->xpv_cur)
58430790	57	# define GvSTASH(gv) (GvXPVGV(gv)->xnv_u.xgv_stash)
274ac62a	58	# define GvNAME_HEK(gv) (GvXPVGV(gv)->xiv_u.xivu_namehek)
9f616d01 MHM	59	# define GvNAME_get(gv) HEK_KEY(GvNAME_HEK(gv))
9f616d01 MHM	60	# define GvNAMELEN_get(gv) HEK_LEN(GvNAME_HEK(gv))
c72c5e99	61	#endif
dedf8e73	62
f5c1e807 NC	63	#define GvNAME(gv) GvNAME_get(gv)
	64	#define GvNAMELEN(gv) GvNAMELEN_get(gv)
	65
08002bbf	66	#define GvASSIGN_GENERATION(gv) (0 + ((XPV*) SvANY(gv))->xpv_len)
169d2d72 NC	67	#define GvASSIGN_GENERATION_set(gv,val) \
169d2d72 NC	68	STMT_START { assert(SvTYPE(gv) == SVt_PVGV); \
08002bbf	69	(((XPV*) SvANY(gv))->xpv_len = (val)); } STMT_END
169d2d72	70
954c1994	71	/*
ccfc67b7 JH	72	=head1 GV Functions
ccfc67b7 JH	73
954c1994 GS	74	=for apidoc Am\|SV\|GvSV\|GV gv
	75
	76	Return the SV from the GV.
	77
	78	=cut
	79	*/
	80
79072805	81	#define GvSV(gv) (GvGP(gv)->gp_sv)
c69033f2	82	#ifdef PERL_DONT_CREATE_GVSV
547f15c3 NC	83	#define GvSVn(gv) (*(GvGP(gv)->gp_sv ? \
	84	&(GvGP(gv)->gp_sv) : \
	85	&(GvGP(gv_SVadd(gv))->gp_sv)))
c69033f2 NC	86	#else
	87	#define GvSVn(gv) GvSV(gv)
	88	#endif
	89
79072805	90	#define GvREFCNT(gv) (GvGP(gv)->gp_refcnt)
2035c5e8	91	#define GvIO(gv) ((gv) && SvTYPE((SV*)gv) == SVt_PVGV && GvGP(gv) ? GvIOp(gv) : 0)
a0d0e21e LW	92	#define GvIOp(gv) (GvGP(gv)->gp_io)
a0d0e21e LW	93	#define GvIOn(gv) (GvIO(gv) ? GvIOp(gv) : GvIOp(gv_IOadd(gv)))
79072805 LW	94
	95	#define GvFORM(gv) (GvGP(gv)->gp_form)
	96	#define GvAV(gv) (GvGP(gv)->gp_av)
44a8e56a	97
	98	/* This macro is deprecated. Do not use! */
	99	#define GvREFCNT_inc(gv) ((GV)SvREFCNT_inc(gv)) / DO NOT USE */
79072805	100
79072805 LW	101	#define GvAVn(gv) (GvGP(gv)->gp_av ? \
	102	GvGP(gv)->gp_av : \
	103	GvGP(gv_AVadd(gv))->gp_av)
79072805 LW	104	#define GvHV(gv) ((GvGP(gv))->gp_hv)
79072805 LW	105
79072805 LW	106	#define GvHVn(gv) (GvGP(gv)->gp_hv ? \
	107	GvGP(gv)->gp_hv : \
	108	GvGP(gv_HVadd(gv))->gp_hv)
79072805 LW	109
79072805 LW	110	#define GvCV(gv) (GvGP(gv)->gp_cv)
463ee0b2	111	#define GvCVGEN(gv) (GvGP(gv)->gp_cvgen)
601f1833	112	#define GvCVu(gv) (GvGP(gv)->gp_cvgen ? NULL : GvGP(gv)->gp_cv)
79072805	113
79072805	114	#define GvLINE(gv) (GvGP(gv)->gp_line)
f4890806	115	#define GvFILE_HEK(gv) (GvGP(gv)->gp_file_hek)
5be41be4	116	#define GvFILE(gv) (GvFILE_HEK(gv) ? HEK_KEY(GvFILE_HEK(gv)) : NULL)
57843af0	117	#define GvFILEGV(gv) (gv_fetchfile(GvFILE(gv)))
79072805	118
79072805	119	#define GvEGV(gv) (GvGP(gv)->gp_egv)
748a9306	120	#define GvENAME(gv) GvNAME(GvEGV(gv) ? GvEGV(gv) : gv)
748a9306	121	#define GvESTASH(gv) GvSTASH(GvEGV(gv) ? GvEGV(gv) : gv)
79072805	122
a5f75d66 AD	123	#define GVf_INTRO 0x01
	124	#define GVf_MULTI 0x02
	125	#define GVf_ASSUMECV 0x04
743e66e6	126	#define GVf_IN_PAD 0x08
a5f75d66 AD	127	#define GVf_IMPORTED 0xF0
	128	#define GVf_IMPORTED_SV 0x10
	129	#define GVf_IMPORTED_AV 0x20
	130	#define GVf_IMPORTED_HV 0x40
	131	#define GVf_IMPORTED_CV 0x80
	132
	133	#define GvINTRO(gv) (GvFLAGS(gv) & GVf_INTRO)
	134	#define GvINTRO_on(gv) (GvFLAGS(gv) \|= GVf_INTRO)
	135	#define GvINTRO_off(gv) (GvFLAGS(gv) &= ~GVf_INTRO)
	136
	137	#define GvMULTI(gv) (GvFLAGS(gv) & GVf_MULTI)
	138	#define GvMULTI_on(gv) (GvFLAGS(gv) \|= GVf_MULTI)
	139	#define GvMULTI_off(gv) (GvFLAGS(gv) &= ~GVf_MULTI)
	140
	141	#define GvASSUMECV(gv) (GvFLAGS(gv) & GVf_ASSUMECV)
	142	#define GvASSUMECV_on(gv) (GvFLAGS(gv) \|= GVf_ASSUMECV)
	143	#define GvASSUMECV_off(gv) (GvFLAGS(gv) &= ~GVf_ASSUMECV)
	144
	145	#define GvIMPORTED(gv) (GvFLAGS(gv) & GVf_IMPORTED)
	146	#define GvIMPORTED_on(gv) (GvFLAGS(gv) \|= GVf_IMPORTED)
	147	#define GvIMPORTED_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED)
	148
	149	#define GvIMPORTED_SV(gv) (GvFLAGS(gv) & GVf_IMPORTED_SV)
	150	#define GvIMPORTED_SV_on(gv) (GvFLAGS(gv) \|= GVf_IMPORTED_SV)
	151	#define GvIMPORTED_SV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_SV)
	152
	153	#define GvIMPORTED_AV(gv) (GvFLAGS(gv) & GVf_IMPORTED_AV)
	154	#define GvIMPORTED_AV_on(gv) (GvFLAGS(gv) \|= GVf_IMPORTED_AV)
	155	#define GvIMPORTED_AV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_AV)
	156
	157	#define GvIMPORTED_HV(gv) (GvFLAGS(gv) & GVf_IMPORTED_HV)
	158	#define GvIMPORTED_HV_on(gv) (GvFLAGS(gv) \|= GVf_IMPORTED_HV)
	159	#define GvIMPORTED_HV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_HV)
	160
	161	#define GvIMPORTED_CV(gv) (GvFLAGS(gv) & GVf_IMPORTED_CV)
	162	#define GvIMPORTED_CV_on(gv) (GvFLAGS(gv) \|= GVf_IMPORTED_CV)
	163	#define GvIMPORTED_CV_off(gv) (GvFLAGS(gv) &= ~GVf_IMPORTED_CV)
	164
743e66e6 GS	165	#define GvIN_PAD(gv) (GvFLAGS(gv) & GVf_IN_PAD)
	166	#define GvIN_PAD_on(gv) (GvFLAGS(gv) \|= GVf_IN_PAD)
	167	#define GvIN_PAD_off(gv) (GvFLAGS(gv) &= ~GVf_IN_PAD)
	168
49c0300d	169	#define GvUNIQUE(gv) 0
6f207bd3 AL	170	#define GvUNIQUE_on(gv) NOOP
6f207bd3 AL	171	#define GvUNIQUE_off(gv) NOOP
5bd07a3d DM	172
5bd07a3d DM	173	#ifdef USE_ITHREADS
7fb37951	174	#define GV_UNIQUE_CHECK
5bd07a3d	175	#else
7fb37951	176	#undef GV_UNIQUE_CHECK
5bd07a3d DM	177	#endif
5bd07a3d DM	178
79072805 LW	179	#define Nullgv Null(GV*)
	180
	181	#define DM_UID 0x003
	182	#define DM_RUID 0x001
	183	#define DM_EUID 0x002
	184	#define DM_GID 0x030
	185	#define DM_RGID 0x010
	186	#define DM_EGID 0x020
	187	#define DM_DELAY 0x100
	188
0f303493	189	/*
864dbfa3	190	* symbol creation flags, for use in gv_fetchpv() and get_*v()
0f303493	191	*/
ae8cc45f NC	192	#define GV_ADD 0x01 /* add, if symbol not already there
	193	For gv_name_set, adding a HEK for the first
	194	time, so don't try to free what's there. */
0f303493 GS	195	#define GV_ADDMULTI 0x02 /* add, pretending it has been added already */
	196	#define GV_ADDWARN 0x04 /* add, but warn if symbol wasn't already there */
	197	#define GV_ADDINEVAL 0x08 /* add, as though we're doing so within an eval */
	198	#define GV_NOINIT 0x10 /* add, but don't init symbol, if type != PVGV */
add2581e NC	199	/* This is used by toke.c to avoid turing placeholder constants in the symbol
	200	table into full PVGVs with attached constant subroutines. */
	201	#define GV_NOADD_NOINIT 0x20 /* Don't add the symbol if it's not there.
	202	Don't init it if it is there but ! PVGV */
e26df76a	203	#define GV_NOEXPAND 0x40 /* Don't expand SvOK() entries to PVGV */
fafc274c NC	204	#define GV_NOTQUAL 0x80 /* A plain symbol name, not qualified with a
fafc274c NC	205	package (so skip checks for :: and ') */
add2581e	206
7a5fd60d NC	207	/* SVf_UTF8 (more accurately the return value from SvUTF8) is also valid
	208	as a flag to gv_fetch_pvn_flags, so ensure it lies outside this range.
	209	*/
780a5241 NC	210
	211	#define GV_NOADD_MASK (SVf_UTF8\|GV_NOADD_NOINIT\|GV_NOEXPAND\|GV_NOTQUAL)
	212	/* The bit flags that don't cause gv_fetchpv() to add a symbol if not found */
	213
d9a22066 NC	214	#define gv_fullname3(sv,gv,prefix) gv_fullname4(sv,gv,prefix,TRUE)
d9a22066 NC	215	#define gv_efullname3(sv,gv,prefix) gv_efullname4(sv,gv,prefix,TRUE)
887986eb	216	#define gv_fetchmethod(stash, name) gv_fetchmethod_autoload(stash, name, TRUE)
f4890806 NC	217
	218	/*
	219	* Local variables:
	220	* c-indentation-style: bsd
	221	* c-basic-offset: 4
	222	* indent-tabs-mode: t
	223	* End:
	224	*
	225	* ex: set ts=8 sts=4 sw=4 noet:
	226	*/