https://perl5.git.perl.org / perl5.git / blame
| Commit | Line | Data |
|---|---|---|
| a0d0e21e | 1 | /* gv.h |
| 79072805 | 2 | * |
| a0d0e21e | 3 | * Copyright (c) 1991-1994, 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 | ||
| 10 | struct gp { | |
| 11 | SV * gp_sv; /* scalar value */ | |
| 12 | U32 gp_refcnt; /* how many globs point to this? */ | |
| 13 | struct io * gp_io; /* filehandle value */ | |
| 14 | CV * gp_form; /* format value */ | |
| 15 | AV * gp_av; /* array value */ | |
| 16 | HV * gp_hv; /* associative array value */ | |
| 17 | GV * gp_egv; /* effective gv, if *glob */ | |
| 18 | CV * gp_cv; /* subroutine value */ | |
| 463ee0b2 | 19 | U32 gp_cvgen; /* generational validity of cached gv_cv */ |
| 79072805 LW |
20 | I32 gp_lastexpr; /* used by nothing_in_common() */ |
| 21 | line_t gp_line; /* line first declared at (for -w) */ | |
| 8990e307 | 22 | GV * gp_filegv; /* file first declared in (for -w) */ |
| 79072805 LW |
23 | char gp_flags; |
| 24 | }; | |
| 25 | ||
| 26 | #if defined(CRIPPLED_CC) && (defined(iAPX286) || defined(M_I286) || defined(I80286)) | |
| 27 | #define MICROPORT | |
| 28 | #endif | |
| 29 | ||
| 30 | #define GvXPVGV(gv) ((XPVGV*)SvANY(gv)) | |
| 31 | ||
| 79072805 LW |
32 | #define GvSV(gv) (GvGP(gv)->gp_sv) |
| 33 | #define GvREFCNT(gv) (GvGP(gv)->gp_refcnt) | |
| a0d0e21e LW |
34 | #define GvIO(gv) ((gv) && SvTYPE((SV*)gv) == SVt_PVGV ? GvIOp(gv) : 0) |
| 35 | #define GvIOp(gv) (GvGP(gv)->gp_io) | |
| 36 | #define GvIOn(gv) (GvIO(gv) ? GvIOp(gv) : GvIOp(gv_IOadd(gv))) | |
| 79072805 LW |
37 | |
| 38 | #define GvFORM(gv) (GvGP(gv)->gp_form) | |
| 39 | #define GvAV(gv) (GvGP(gv)->gp_av) | |
| 40 | ||
| 41 | #ifdef MICROPORT /* Microport 2.4 hack */ | |
| 42 | AV *GvAVn(); | |
| 43 | #else | |
| 44 | #define GvAVn(gv) (GvGP(gv)->gp_av ? \ | |
| 45 | GvGP(gv)->gp_av : \ | |
| 46 | GvGP(gv_AVadd(gv))->gp_av) | |
| 47 | #endif | |
| 48 | #define GvHV(gv) ((GvGP(gv))->gp_hv) | |
| 49 | ||
| 50 | #ifdef MICROPORT /* Microport 2.4 hack */ | |
| 51 | HV *GvHVn(); | |
| 52 | #else | |
| 53 | #define GvHVn(gv) (GvGP(gv)->gp_hv ? \ | |
| 54 | GvGP(gv)->gp_hv : \ | |
| 55 | GvGP(gv_HVadd(gv))->gp_hv) | |
| 56 | #endif /* Microport 2.4 hack */ | |
| 57 | ||
| 58 | #define GvCV(gv) (GvGP(gv)->gp_cv) | |
| 463ee0b2 | 59 | #define GvCVGEN(gv) (GvGP(gv)->gp_cvgen) |
| 79072805 LW |
60 | |
| 61 | #define GvLASTEXPR(gv) (GvGP(gv)->gp_lastexpr) | |
| 62 | ||
| 63 | #define GvLINE(gv) (GvGP(gv)->gp_line) | |
| 8990e307 | 64 | #define GvFILEGV(gv) (GvGP(gv)->gp_filegv) |
| 79072805 LW |
65 | |
| 66 | #define GvFLAGS(gv) (GvGP(gv)->gp_flags) | |
| 67 | ||
| 68 | #define GvEGV(gv) (GvGP(gv)->gp_egv) | |
| 69 | ||
| 70 | #define GvGP(gv) (GvXPVGV(gv)->xgv_gp) | |
| 71 | #define GvNAME(gv) (GvXPVGV(gv)->xgv_name) | |
| 72 | #define GvNAMELEN(gv) (GvXPVGV(gv)->xgv_namelen) | |
| 748a9306 | 73 | #define GvENAME(gv) GvNAME(GvEGV(gv) ? GvEGV(gv) : gv) |
| 79072805 LW |
74 | |
| 75 | #define GvSTASH(gv) (GvXPVGV(gv)->xgv_stash) | |
| 748a9306 | 76 | #define GvESTASH(gv) GvSTASH(GvEGV(gv) ? GvEGV(gv) : gv) |
| 79072805 | 77 | |
| 79072805 LW |
78 | #define Nullgv Null(GV*) |
| 79 | ||
| 80 | #define DM_UID 0x003 | |
| 81 | #define DM_RUID 0x001 | |
| 82 | #define DM_EUID 0x002 | |
| 83 | #define DM_GID 0x030 | |
| 84 | #define DM_RGID 0x010 | |
| 85 | #define DM_EGID 0x020 | |
| 86 | #define DM_DELAY 0x100 | |
| 87 | ||
| a0d0e21e LW |
88 | #define GVf_INTRO 0x01 |
| 89 | #define GVf_IMPORTED 0x02 | |
| 90 | ||
| 91 | #define GV_ADD 0x01 | |
| 92 | #define GV_ADDMULTI 0x02 | |
| 93 | #define GV_ADDWARN 0x04 |