3 * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
4 * 2000, 2002, by Larry Wall and others
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.
11 #ifdef STRUCT_MGVTBL_DEFINITION
12 STRUCT_MGVTBL_DEFINITION
;
15 int (CPERLscope(*svt_get
)) (pTHX_ SV
*sv
, MAGIC
* mg
);
16 int (CPERLscope(*svt_set
)) (pTHX_ SV
*sv
, MAGIC
* mg
);
17 U32 (CPERLscope(*svt_len
)) (pTHX_ SV
*sv
, MAGIC
* mg
);
18 int (CPERLscope(*svt_clear
))(pTHX_ SV
*sv
, MAGIC
* mg
);
19 int (CPERLscope(*svt_free
)) (pTHX_ SV
*sv
, MAGIC
* mg
);
20 int (CPERLscope(*svt_copy
)) (pTHX_ SV
*sv
, MAGIC
* mg
,
21 SV
*nsv
, const char *name
, int namlen
);
22 int (CPERLscope(*svt_dup
)) (pTHX_ MAGIC
*mg
, CLONE_PARAMS
*param
);
28 MGVTBL
* mg_virtual
; /* pointer to magic functions */
37 #define MGf_TAINTEDDIR 1 /* PERL_MAGIC_envelem only */
38 #define MGf_MINMATCH 1 /* PERL_MAGIC_regex_global only */
39 #define MGf_REFCOUNTED 2
44 #define MgTAINTEDDIR(mg) (mg->mg_flags & MGf_TAINTEDDIR)
45 #define MgTAINTEDDIR_on(mg) (mg->mg_flags |= MGf_TAINTEDDIR)
46 #define MgTAINTEDDIR_off(mg) (mg->mg_flags &= ~MGf_TAINTEDDIR)
48 #define MgPV(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \
49 SvPV((SV*)((mg)->mg_ptr),lp) : \
51 #define MgPV_const(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \
52 SvPV_const((SV*)((mg)->mg_ptr),lp) : \
53 (const char*)(mg)->mg_ptr)
54 #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
55 SvPV_nolen_const((SV*)((mg)->mg_ptr)) : \
56 (const char*)(mg)->mg_ptr)
58 #define SvTIED_mg(sv,how) \
59 (SvRMAGICAL(sv) ? mg_find((sv),(how)) : Null(MAGIC*))
60 #define SvTIED_obj(sv,mg) \
61 ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv)))