3 * Copyright (c) 1991-1994, Larry Wall
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.
10 /* This structure much match the beginning of XPVFM */
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 */
16 IV xof_off; /* integer value */
17 double xnv_nv; /* numeric value, if any */
18 MAGIC* xmg_magic; /* magic for scalar array */
19 HV* xmg_stash; /* class package */
24 void (*xcv_xsub) _((CV*));
28 long xcv_depth; /* >= 2 indicates recursive call */
34 #define Nullcv Null(CV*)
36 #define CvSTASH(sv) ((XPVCV*)SvANY(sv))->xcv_stash
37 #define CvSTART(sv) ((XPVCV*)SvANY(sv))->xcv_start
38 #define CvROOT(sv) ((XPVCV*)SvANY(sv))->xcv_root
39 #define CvXSUB(sv) ((XPVCV*)SvANY(sv))->xcv_xsub
40 #define CvXSUBANY(sv) ((XPVCV*)SvANY(sv))->xcv_xsubany
41 #define CvGV(sv) ((XPVCV*)SvANY(sv))->xcv_gv
42 #define CvFILEGV(sv) ((XPVCV*)SvANY(sv))->xcv_filegv
43 #define CvDEPTH(sv) ((XPVCV*)SvANY(sv))->xcv_depth
44 #define CvPADLIST(sv) ((XPVCV*)SvANY(sv))->xcv_padlist
45 #define CvOUTSIDE(sv) ((XPVCV*)SvANY(sv))->xcv_outside
46 #define CvFLAGS(sv) ((XPVCV*)SvANY(sv))->xcv_flags
48 #define CVf_CLONE 0x01 /* anon CV uses external lexicals */
49 #define CVf_CLONED 0x02 /* a clone of one of those */
50 #define CVf_ANON 0x04 /* CvGV() can't be trusted */
51 #define CVf_OLDSTYLE 0x08
52 #define CVf_UNIQUE 0x10 /* can't be cloned */
53 #define CVf_NODEBUG 0x20 /* no DB::sub indirection for this CV
54 (esp. useful for special XSUBs) */
55 #define CVf_FORMAT 0x40 /* is a format, not a sub */
57 #define CvCLONE(cv) (CvFLAGS(cv) & CVf_CLONE)
58 #define CvCLONE_on(cv) (CvFLAGS(cv) |= CVf_CLONE)
59 #define CvCLONE_off(cv) (CvFLAGS(cv) &= ~CVf_CLONE)
61 #define CvCLONED(cv) (CvFLAGS(cv) & CVf_CLONED)
62 #define CvCLONED_on(cv) (CvFLAGS(cv) |= CVf_CLONED)
63 #define CvCLONED_off(cv) (CvFLAGS(cv) &= ~CVf_CLONED)
65 #define CvANON(cv) (CvFLAGS(cv) & CVf_ANON)
66 #define CvANON_on(cv) (CvFLAGS(cv) |= CVf_ANON)
67 #define CvANON_off(cv) (CvFLAGS(cv) &= ~CVf_ANON)
69 #define CvOLDSTYLE(cv) (CvFLAGS(cv) & CVf_OLDSTYLE)
70 #define CvOLDSTYLE_on(cv) (CvFLAGS(cv) |= CVf_OLDSTYLE)
71 #define CvOLDSTYLE_off(cv) (CvFLAGS(cv) &= ~CVf_OLDSTYLE)
73 #define CvUNIQUE(cv) (CvFLAGS(cv) & CVf_UNIQUE)
74 #define CvUNIQUE_on(cv) (CvFLAGS(cv) |= CVf_UNIQUE)
75 #define CvUNIQUE_off(cv) (CvFLAGS(cv) &= ~CVf_UNIQUE)
77 #define CvFORMAT(cv) (CvFLAGS(cv) & CVf_FORMAT)
78 #define CvFORMAT_on(cv) (CvFLAGS(cv) |= CVf_FORMAT)
79 #define CvFORMAT_off(cv) (CvFLAGS(cv) &= ~CVf_FORMAT)
81 #define CvNODEBUG(cv) (CvFLAGS(cv) & CVf_NODEBUG)
82 #define CvNODEBUG_on(cv) (CvFLAGS(cv) |= CVf_NODEBUG)
83 #define CvNODEBUG_off(cv) (CvFLAGS(cv) &= ~CVf_NODEBUG)