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Add missing reset of eval_owner if doeval() fails to parse.
[perl5.git] / cv.h
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a0d0e21e 1/* cv.h
79072805 2 *
9607fc9c 3 * Copyright (c) 1991-1997, Larry Wall
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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 *
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8 */
9
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10/* This structure much match the beginning of XPVFM */
11
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12struct 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 */
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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;
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24 void (*xcv_xsub) _((CV*));
25 ANY xcv_xsubany;
8990e307 26 GV * xcv_gv;
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27 GV * xcv_filegv;
28 long xcv_depth; /* >= 2 indicates recursive call */
29 AV * xcv_padlist;
748a9306 30 CV * xcv_outside;
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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
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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
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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
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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
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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 */
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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 */
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63#define CVf_NODEBUG 0x20 /* no DB::sub indirection for this CV
64 (esp. useful for special XSUBs) */
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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
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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)
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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)
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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)