https://perl5.git.perl.org / perl5.git / blame
| Commit | Line | Data |
|---|---|---|
| a0d0e21e | 1 | /* mg.h |
| 79072805 | 2 | * |
| 4bb101f2 | 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, |
| 1129b882 | 4 | * 2000, 2002, 2005, 2006, 2007, 2008 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 mgvtbl { | |
| 16c91539 BM |
12 | int (*svt_get) (pTHX_ SV *sv, MAGIC* mg); |
| 13 | int (*svt_set) (pTHX_ SV *sv, MAGIC* mg); | |
| 14 | U32 (*svt_len) (pTHX_ SV *sv, MAGIC* mg); | |
| 15 | int (*svt_clear)(pTHX_ SV *sv, MAGIC* mg); | |
| 16 | int (*svt_free) (pTHX_ SV *sv, MAGIC* mg); | |
| 17 | int (*svt_copy) (pTHX_ SV *sv, MAGIC* mg, | |
| 3468c7ea | 18 | SV *nsv, const char *name, I32 namlen); |
| 16c91539 BM |
19 | int (*svt_dup) (pTHX_ MAGIC *mg, CLONE_PARAMS *param); |
| 20 | int (*svt_local)(pTHX_ SV *nsv, MAGIC *mg); | |
| 79072805 LW |
21 | }; |
| 22 | ||
| 23 | struct magic { | |
| 24 | MAGIC* mg_moremagic; | |
| 92e67595 | 25 | MGVTBL* mg_virtual; /* pointer to magic functions */ |
| 79072805 LW |
26 | U16 mg_private; |
| 27 | char mg_type; | |
| 28 | U8 mg_flags; | |
| 9bd87817 | 29 | I32 mg_len; |
| 79072805 LW |
30 | SV* mg_obj; |
| 31 | char* mg_ptr; | |
| 79072805 | 32 | }; |
| 8990e307 | 33 | |
| cb50f42d YST |
34 | #define MGf_TAINTEDDIR 1 /* PERL_MAGIC_envelem only */ |
| 35 | #define MGf_MINMATCH 1 /* PERL_MAGIC_regex_global only */ | |
| 85e6fe83 | 36 | #define MGf_REFCOUNTED 2 |
| fd69380d | 37 | #define MGf_GSKIP 4 /* skip further GETs until after next SET */ |
| a5063e7c DM |
38 | #define MGf_COPY 8 /* has an svt_copy MGVTBL entry */ |
| 39 | #define MGf_DUP 0x10 /* has an svt_dup MGVTBL entry */ | |
| 40 | #define MGf_LOCAL 0x20 /* has an svt_local MGVTBL entry */ | |
| 748a9306 | 41 | |
| 1e422769 | 42 | #define MgTAINTEDDIR(mg) (mg->mg_flags & MGf_TAINTEDDIR) |
| 43 | #define MgTAINTEDDIR_on(mg) (mg->mg_flags |= MGf_TAINTEDDIR) | |
| 44 | #define MgTAINTEDDIR_off(mg) (mg->mg_flags &= ~MGf_TAINTEDDIR) | |
| 99069129 | 45 | |
| 32da55ab | 46 | #define MgPV(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \ |
| b1bc3f34 | 47 | SvPV(MUTABLE_SV((mg)->mg_ptr),lp) : \ |
| 5aabfad6 | 48 | (mg)->mg_ptr) |
| 01b8bcb7 | 49 | #define MgPV_const(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \ |
| b1bc3f34 | 50 | SvPV_const(MUTABLE_SV((mg)->mg_ptr),lp) : \ |
| 01b8bcb7 | 51 | (const char*)(mg)->mg_ptr) |
| b1bc3f34 NC |
52 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
| 53 | SvPV_nolen_const(MUTABLE_SV((mg)->mg_ptr)) : \ | |
| fa28a6c6 | 54 | (const char*)(mg)->mg_ptr) |
| 33c27489 | 55 | |
| 4608196e | 56 | #define SvTIED_mg(sv,how) (SvRMAGICAL(sv) ? mg_find((sv),(how)) : NULL) |
| 33c27489 GS |
57 | #define SvTIED_obj(sv,mg) \ |
| 58 | ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv))) | |
| e9a8c099 | 59 | |
| 84c7b88c BF |
60 | #define whichsig(pv) whichsig_pv(pv) |
| 61 | ||
| e9a8c099 MHM |
62 | /* |
| 63 | * Local variables: | |
| 64 | * c-indentation-style: bsd | |
| 65 | * c-basic-offset: 4 | |
| 14d04a33 | 66 | * indent-tabs-mode: nil |
| e9a8c099 MHM |
67 | * End: |
| 68 | * | |
| 14d04a33 | 69 | * ex: set ts=8 sts=4 sw=4 et: |
| e9a8c099 | 70 | */ |