X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=cv.h;h=0eeedfd7cfd5f778683d11b60eb83321ad8b4e2a;hb=377729033bd4c3e2f6c0ac6b0d2bde9a83c5da6d;hp=9d9c05f0b3378de7b5a6c8805fbb7d7c4e3dd4e1;hpb=a0d0e21ea6ea90a22318550944fe6cb09ae10cda;p=p5sagit%2Fp5-mst-13.2.git diff --git a/cv.h b/cv.h index 9d9c05f..0eeedfd 100644 --- a/cv.h +++ b/cv.h @@ -1,12 +1,14 @@ /* cv.h * - * Copyright (c) 1991-1994, Larry Wall + * Copyright (c) 1991-1997, Larry Wall * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. * */ +/* This structure much match the beginning of XPVFM */ + struct xpvcv { char * xpv_pv; /* pointer to malloced string */ STRLEN xpv_cur; /* length of xp_pv as a C string */ @@ -25,9 +27,16 @@ struct xpvcv { GV * xcv_filegv; long xcv_depth; /* >= 2 indicates recursive call */ AV * xcv_padlist; - bool xcv_oldstyle; + CV * xcv_outside; +#ifdef USE_THREADS + perl_mutex *xcv_mutexp; + struct perl_thread *xcv_owner; /* current owner thread */ +#endif /* USE_THREADS */ + cv_flags_t xcv_flags; }; + #define Nullcv Null(CV*) + #define CvSTASH(sv) ((XPVCV*)SvANY(sv))->xcv_stash #define CvSTART(sv) ((XPVCV*)SvANY(sv))->xcv_start #define CvROOT(sv) ((XPVCV*)SvANY(sv))->xcv_root @@ -37,5 +46,51 @@ struct xpvcv { #define CvFILEGV(sv) ((XPVCV*)SvANY(sv))->xcv_filegv #define CvDEPTH(sv) ((XPVCV*)SvANY(sv))->xcv_depth #define CvPADLIST(sv) ((XPVCV*)SvANY(sv))->xcv_padlist -#define CvOLDSTYLE(sv) ((XPVCV*)SvANY(sv))->xcv_oldstyle +#define CvOUTSIDE(sv) ((XPVCV*)SvANY(sv))->xcv_outside +#ifdef USE_THREADS +#define CvMUTEXP(sv) ((XPVCV*)SvANY(sv))->xcv_mutexp +#define CvOWNER(sv) ((XPVCV*)SvANY(sv))->xcv_owner +#endif /* USE_THREADS */ +#define CvFLAGS(sv) ((XPVCV*)SvANY(sv))->xcv_flags + +#define CVf_CLONE 0x0001 /* anon CV uses external lexicals */ +#define CVf_CLONED 0x0002 /* a clone of one of those */ +#define CVf_ANON 0x0004 /* CvGV() can't be trusted */ +#define CVf_OLDSTYLE 0x0008 +#define CVf_UNIQUE 0x0010 /* can't be cloned */ +#define CVf_NODEBUG 0x0020 /* no DB::sub indirection for this CV + (esp. useful for special XSUBs) */ +#define CVf_METHOD 0x0040 /* CV is explicitly marked as a method */ +#define CVf_LOCKED 0x0080 /* CV locks itself or first arg on entry */ + +#define CvCLONE(cv) (CvFLAGS(cv) & CVf_CLONE) +#define CvCLONE_on(cv) (CvFLAGS(cv) |= CVf_CLONE) +#define CvCLONE_off(cv) (CvFLAGS(cv) &= ~CVf_CLONE) + +#define CvCLONED(cv) (CvFLAGS(cv) & CVf_CLONED) +#define CvCLONED_on(cv) (CvFLAGS(cv) |= CVf_CLONED) +#define CvCLONED_off(cv) (CvFLAGS(cv) &= ~CVf_CLONED) + +#define CvANON(cv) (CvFLAGS(cv) & CVf_ANON) +#define CvANON_on(cv) (CvFLAGS(cv) |= CVf_ANON) +#define CvANON_off(cv) (CvFLAGS(cv) &= ~CVf_ANON) + +#define CvOLDSTYLE(cv) (CvFLAGS(cv) & CVf_OLDSTYLE) +#define CvOLDSTYLE_on(cv) (CvFLAGS(cv) |= CVf_OLDSTYLE) +#define CvOLDSTYLE_off(cv) (CvFLAGS(cv) &= ~CVf_OLDSTYLE) + +#define CvUNIQUE(cv) (CvFLAGS(cv) & CVf_UNIQUE) +#define CvUNIQUE_on(cv) (CvFLAGS(cv) |= CVf_UNIQUE) +#define CvUNIQUE_off(cv) (CvFLAGS(cv) &= ~CVf_UNIQUE) + +#define CvNODEBUG(cv) (CvFLAGS(cv) & CVf_NODEBUG) +#define CvNODEBUG_on(cv) (CvFLAGS(cv) |= CVf_NODEBUG) +#define CvNODEBUG_off(cv) (CvFLAGS(cv) &= ~CVf_NODEBUG) + +#define CvMETHOD(cv) (CvFLAGS(cv) & CVf_METHOD) +#define CvMETHOD_on(cv) (CvFLAGS(cv) |= CVf_METHOD) +#define CvMETHOD_off(cv) (CvFLAGS(cv) &= ~CVf_METHOD) +#define CvLOCKED(cv) (CvFLAGS(cv) & CVf_LOCKED) +#define CvLOCKED_on(cv) (CvFLAGS(cv) |= CVf_LOCKED) +#define CvLOCKED_off(cv) (CvFLAGS(cv) &= ~CVf_LOCKED)