3 * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
4 * 2000, 2002, 2005, 2006, 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);
23 int (CPERLscope(*svt_local))(pTHX_ SV *nsv, MAGIC *mg);
29 MGVTBL* mg_virtual; /* pointer to magic functions */
38 #define MGf_TAINTEDDIR 1 /* PERL_MAGIC_envelem only */
39 #define MGf_MINMATCH 1 /* PERL_MAGIC_regex_global only */
40 #define MGf_REFCOUNTED 2
42 #define MGf_COPY 8 /* has an svt_copy MGVTBL entry */
43 #define MGf_DUP 0x10 /* has an svt_dup MGVTBL entry */
44 #define MGf_LOCAL 0x20 /* has an svt_local MGVTBL entry */
46 #define MgTAINTEDDIR(mg) (mg->mg_flags & MGf_TAINTEDDIR)
47 #define MgTAINTEDDIR_on(mg) (mg->mg_flags |= MGf_TAINTEDDIR)
48 #define MgTAINTEDDIR_off(mg) (mg->mg_flags &= ~MGf_TAINTEDDIR)
50 #define MgPV(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \
51 SvPV((SV*)((mg)->mg_ptr),lp) : \
53 #define MgPV_const(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \
54 SvPV_const((SV*)((mg)->mg_ptr),lp) : \
55 (const char*)(mg)->mg_ptr)
56 #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
57 SvPV_nolen_const((SV*)((mg)->mg_ptr)) : \
58 (const char*)(mg)->mg_ptr)
60 #define SvTIED_mg(sv,how) (SvRMAGICAL(sv) ? mg_find((sv),(how)) : NULL)
61 #define SvTIED_obj(sv,mg) \
62 ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv)))