Commit | Line | Data |
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a0d0e21e | 1 | /* cv.h |
79072805 | 2 | * |
9607fc9c | 3 | * Copyright (c) 1991-1997, Larry Wall |
79072805 LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
79072805 LW |
8 | */ |
9 | ||
44a8e56a | 10 | /* This structure much match the beginning of XPVFM */ |
11 | ||
79072805 LW |
12 | struct xpvcv { |
13 | char * xpv_pv; /* pointer to malloced string */ | |
14 | STRLEN xpv_cur; /* length of xp_pv as a C string */ | |
15 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 16 | IV xof_off; /* integer value */ |
79072805 LW |
17 | double xnv_nv; /* numeric value, if any */ |
18 | MAGIC* xmg_magic; /* magic for scalar array */ | |
19 | HV* xmg_stash; /* class package */ | |
20 | ||
21 | HV * xcv_stash; | |
22 | OP * xcv_start; | |
23 | OP * xcv_root; | |
a0d0e21e LW |
24 | void (*xcv_xsub) _((CV*)); |
25 | ANY xcv_xsubany; | |
8990e307 | 26 | GV * xcv_gv; |
79072805 LW |
27 | GV * xcv_filegv; |
28 | long xcv_depth; /* >= 2 indicates recursive call */ | |
29 | AV * xcv_padlist; | |
748a9306 | 30 | CV * xcv_outside; |
11343788 MB |
31 | #ifdef USE_THREADS |
32 | pthread_mutex_t * xcv_mutexp; | |
33 | pthread_cond_t * xcv_condp; /* signalled when owner leaves CV */ | |
34 | struct thread * xcv_owner; /* current owner thread */ | |
35 | #endif /* USE_THREADS */ | |
a5f75d66 | 36 | U8 xcv_flags; |
79072805 | 37 | }; |
748a9306 | 38 | |
79072805 | 39 | #define Nullcv Null(CV*) |
a5f75d66 | 40 | |
79072805 LW |
41 | #define CvSTASH(sv) ((XPVCV*)SvANY(sv))->xcv_stash |
42 | #define CvSTART(sv) ((XPVCV*)SvANY(sv))->xcv_start | |
43 | #define CvROOT(sv) ((XPVCV*)SvANY(sv))->xcv_root | |
a0d0e21e LW |
44 | #define CvXSUB(sv) ((XPVCV*)SvANY(sv))->xcv_xsub |
45 | #define CvXSUBANY(sv) ((XPVCV*)SvANY(sv))->xcv_xsubany | |
8990e307 | 46 | #define CvGV(sv) ((XPVCV*)SvANY(sv))->xcv_gv |
79072805 LW |
47 | #define CvFILEGV(sv) ((XPVCV*)SvANY(sv))->xcv_filegv |
48 | #define CvDEPTH(sv) ((XPVCV*)SvANY(sv))->xcv_depth | |
49 | #define CvPADLIST(sv) ((XPVCV*)SvANY(sv))->xcv_padlist | |
748a9306 | 50 | #define CvOUTSIDE(sv) ((XPVCV*)SvANY(sv))->xcv_outside |
11343788 MB |
51 | #ifdef USE_THREADS |
52 | #define CvMUTEXP(sv) ((XPVCV*)SvANY(sv))->xcv_mutexp | |
53 | #define CvCONDP(sv) ((XPVCV*)SvANY(sv))->xcv_condp | |
54 | #define CvOWNER(sv) ((XPVCV*)SvANY(sv))->xcv_owner | |
55 | #endif /* USE_THREADS */ | |
a5f75d66 AD |
56 | #define CvFLAGS(sv) ((XPVCV*)SvANY(sv))->xcv_flags |
57 | ||
58 | #define CVf_CLONE 0x01 /* anon CV uses external lexicals */ | |
59 | #define CVf_CLONED 0x02 /* a clone of one of those */ | |
60 | #define CVf_ANON 0x04 /* CvGV() can't be trusted */ | |
61 | #define CVf_OLDSTYLE 0x08 | |
07055b4c | 62 | #define CVf_UNIQUE 0x10 /* can't be cloned */ |
8ebc5c01 | 63 | #define CVf_NODEBUG 0x20 /* no DB::sub indirection for this CV |
64 | (esp. useful for special XSUBs) */ | |
a5f75d66 AD |
65 | |
66 | #define CvCLONE(cv) (CvFLAGS(cv) & CVf_CLONE) | |
67 | #define CvCLONE_on(cv) (CvFLAGS(cv) |= CVf_CLONE) | |
68 | #define CvCLONE_off(cv) (CvFLAGS(cv) &= ~CVf_CLONE) | |
69 | ||
70 | #define CvCLONED(cv) (CvFLAGS(cv) & CVf_CLONED) | |
71 | #define CvCLONED_on(cv) (CvFLAGS(cv) |= CVf_CLONED) | |
72 | #define CvCLONED_off(cv) (CvFLAGS(cv) &= ~CVf_CLONED) | |
73 | ||
74 | #define CvANON(cv) (CvFLAGS(cv) & CVf_ANON) | |
75 | #define CvANON_on(cv) (CvFLAGS(cv) |= CVf_ANON) | |
76 | #define CvANON_off(cv) (CvFLAGS(cv) &= ~CVf_ANON) | |
79072805 | 77 | |
a5f75d66 AD |
78 | #define CvOLDSTYLE(cv) (CvFLAGS(cv) & CVf_OLDSTYLE) |
79 | #define CvOLDSTYLE_on(cv) (CvFLAGS(cv) |= CVf_OLDSTYLE) | |
80 | #define CvOLDSTYLE_off(cv) (CvFLAGS(cv) &= ~CVf_OLDSTYLE) | |
07055b4c CS |
81 | |
82 | #define CvUNIQUE(cv) (CvFLAGS(cv) & CVf_UNIQUE) | |
83 | #define CvUNIQUE_on(cv) (CvFLAGS(cv) |= CVf_UNIQUE) | |
84 | #define CvUNIQUE_off(cv) (CvFLAGS(cv) &= ~CVf_UNIQUE) | |
8ebc5c01 | 85 | |
86 | #define CvNODEBUG(cv) (CvFLAGS(cv) & CVf_NODEBUG) | |
87 | #define CvNODEBUG_on(cv) (CvFLAGS(cv) |= CVf_NODEBUG) | |
88 | #define CvNODEBUG_off(cv) (CvFLAGS(cv) &= ~CVf_NODEBUG) |