-/* $RCSfile: sv.h,v $$Revision: 4.1 $$Date: 92/08/07 18:26:57 $
+/* sv.h
*
- * Copyright (c) 1991, Larry Wall
+ * Copyright (c) 1991-1994, 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.
*
- * $Log: sv.h,v $
- * Revision 4.1 92/08/07 18:26:57 lwall
- *
- * Revision 4.0.1.4 92/06/08 15:41:45 lwall
- * patch20: fixed confusion between a *var's real name and its effective name
- * patch20: removed implicit int declarations on functions
- *
- * Revision 4.0.1.3 91/11/05 18:41:47 lwall
- * patch11: random cleanup
- * patch11: solitary subroutine references no longer trigger typo warnings
- *
- * Revision 4.0.1.2 91/06/07 11:58:33 lwall
- * patch4: new copyright notice
- *
- * Revision 4.0.1.1 91/04/12 09:16:12 lwall
- * patch1: you may now use "die" and "caller" in a signal handler
- *
- * Revision 4.0 91/03/20 01:40:04 lwall
- * 4.0 baseline.
- *
*/
+#ifdef sv_flags
+#undef sv_flags /* Convex has this in <signal.h> for sigvec() */
+#endif
+
typedef enum {
- SVt_NULL,
- SVt_IV,
- SVt_NV,
- SVt_RV,
- SVt_PV,
- SVt_PVIV,
- SVt_PVNV,
- SVt_PVMG,
- SVt_PVLV,
- SVt_PVAV,
- SVt_PVHV,
- SVt_PVCV,
- SVt_PVGV,
- SVt_PVBM,
- SVt_PVFM,
+ SVt_NULL, /* 0 */
+ SVt_IV, /* 1 */
+ SVt_NV, /* 2 */
+ SVt_RV, /* 3 */
+ SVt_PV, /* 4 */
+ SVt_PVIV, /* 5 */
+ SVt_PVNV, /* 6 */
+ SVt_PVMG, /* 7 */
+ SVt_PVBM, /* 8 */
+ SVt_PVLV, /* 9 */
+ SVt_PVAV, /* 10 */
+ SVt_PVHV, /* 11 */
+ SVt_PVCV, /* 12 */
+ SVt_PVGV, /* 13 */
+ SVt_PVFM, /* 14 */
+ SVt_PVIO /* 15 */
} svtype;
-/* Compensate for ANSI C misdesign... */
-#ifdef DEBUGGING
-#define SVTYPE svtype
-#else
-#define SVTYPE U8
-#endif
-
/* Using C's structural equivalence to help emulate C++ inheritance here... */
struct sv {
void* sv_any; /* pointer to something */
U32 sv_refcnt; /* how many references to us */
- SVTYPE sv_type; /* what sort of thing pointer points to */
- U8 sv_flags; /* extra flags, some depending on type */
- U8 sv_storage; /* storage class */
- U8 sv_private; /* extra value, depending on type */
+ U32 sv_flags; /* what we are */
};
struct gv {
XPVGV* sv_any; /* pointer to something */
U32 sv_refcnt; /* how many references to us */
- SVTYPE sv_type; /* what sort of thing pointer points to */
- U8 sv_flags; /* extra flags, some depending on type */
- U8 sv_storage; /* storage class */
- U8 sv_private; /* extra value, depending on type */
+ U32 sv_flags; /* what we are */
};
struct cv {
- XPVGV* sv_any; /* pointer to something */
+ XPVCV* sv_any; /* pointer to something */
U32 sv_refcnt; /* how many references to us */
- SVTYPE sv_type; /* what sort of thing pointer points to */
- U8 sv_flags; /* extra flags, some depending on type */
- U8 sv_storage; /* storage class */
- U8 sv_private; /* extra value, depending on type */
+ U32 sv_flags; /* what we are */
};
struct av {
XPVAV* sv_any; /* pointer to something */
U32 sv_refcnt; /* how many references to us */
- SVTYPE sv_type; /* what sort of thing pointer points to */
- U8 sv_flags; /* extra flags, some depending on type */
- U8 sv_storage; /* storage class */
- U8 sv_private; /* extra value, depending on type */
+ U32 sv_flags; /* what we are */
};
struct hv {
XPVHV* sv_any; /* pointer to something */
U32 sv_refcnt; /* how many references to us */
- SVTYPE sv_type; /* what sort of thing pointer points to */
- U8 sv_flags; /* extra flags, some depending on type */
- U8 sv_storage; /* storage class */
- U8 sv_private; /* extra value, depending on type */
+ U32 sv_flags; /* what we are */
+};
+
+struct io {
+ XPVIO* sv_any; /* pointer to something */
+ U32 sv_refcnt; /* how many references to us */
+ U32 sv_flags; /* what we are */
};
#define SvANY(sv) (sv)->sv_any
-#define SvTYPE(sv) (sv)->sv_type
-#define SvREFCNT(sv) (sv)->sv_refcnt
#define SvFLAGS(sv) (sv)->sv_flags
-#define SvSTORAGE(sv) (sv)->sv_storage
-#define SvPRIVATE(sv) (sv)->sv_private
+
+#define SvREFCNT(sv) (sv)->sv_refcnt
+#ifdef CRIPPLED_CC
+#define SvREFCNT_inc(sv) sv_newref((SV*)sv)
+#define SvREFCNT_dec(sv) sv_free((SV*)sv)
+#else
+#define SvREFCNT_inc(sv) ((Sv = (SV*)(sv)), \
+ (Sv && ++SvREFCNT(Sv)), (SV*)Sv)
+#define SvREFCNT_dec(sv) sv_free((SV*)sv)
+#endif
+
+#define SVTYPEMASK 0xff
+#define SvTYPE(sv) ((sv)->sv_flags & SVTYPEMASK)
#define SvUPGRADE(sv, mt) (SvTYPE(sv) >= mt || sv_upgrade(sv, mt))
-#define SVf_IOK 1 /* has valid integer value */
-#define SVf_NOK 2 /* has valid numeric value */
-#define SVf_POK 4 /* has valid pointer value */
-#define SVf_OOK 8 /* has valid offset value */
-#define SVf_ROK 16 /* has a valid reference pointer */
-#define SVf_OK 32 /* has defined value */
-#define SVf_MAGICAL 64 /* has special methods */
-#define SVf_THINKFIRST 128 /* may not be changed without thought */
-
-#define SVs_PADBUSY 1 /* reserved for tmp or my already */
-#define SVs_PADTMP 2 /* in use as tmp */
-#define SVs_PADMY 4 /* in use a "my" variable */
-#define SVs_8 8
-#define SVs_16 16
-#define SVs_TEMP 32 /* string is stealable? */
-#define SVs_OBJECT 64 /* is "blessed" */
-#define SVs_READONLY 128 /* may not be modified */
-
-#define SVp_IOK 1 /* has valid non-public integer value */
-#define SVp_NOK 2 /* has valid non-public numeric value */
-#define SVp_POK 4 /* has valid non-public pointer value */
-#define SVp_SCREAM 8 /* has been studied? */
-#define SVp_TAINTEDDIR 16 /* PATH component is a security risk */
-
-#define SVpfm_COMPILED 128
-
-#define SVpbm_VALID 128
-#define SVpbm_CASEFOLD 64
-#define SVpbm_TAIL 32
-
-#define SVpgv_MULTI 128
+#define SVs_PADBUSY 0x00000100 /* reserved for tmp or my already */
+#define SVs_PADTMP 0x00000200 /* in use as tmp */
+#define SVs_PADMY 0x00000400 /* in use a "my" variable */
+#define SVs_TEMP 0x00000800 /* string is stealable? */
+#define SVs_OBJECT 0x00001000 /* is "blessed" */
+#define SVs_GMG 0x00002000 /* has magical get method */
+#define SVs_SMG 0x00004000 /* has magical set method */
+#define SVs_RMG 0x00008000 /* has random magical methods */
+
+#define SVf_IOK 0x00010000 /* has valid public integer value */
+#define SVf_NOK 0x00020000 /* has valid public numeric value */
+#define SVf_POK 0x00040000 /* has valid public pointer value */
+#define SVf_ROK 0x00080000 /* has a valid reference pointer */
+
+#define SVf_FAKE 0x00100000 /* glob or lexical is just a copy */
+#define SVf_OOK 0x00200000 /* has valid offset value */
+#define SVf_BREAK 0x00400000 /* refcnt is artificially low */
+#define SVf_READONLY 0x00800000 /* may not be modified */
+
+#define SVf_THINKFIRST (SVf_READONLY|SVf_ROK)
+
+#define SVp_IOK 0x01000000 /* has valid non-public integer value */
+#define SVp_NOK 0x02000000 /* has valid non-public numeric value */
+#define SVp_POK 0x04000000 /* has valid non-public pointer value */
+#define SVp_SCREAM 0x08000000 /* has been studied? */
+
+#define SVf_OK (SVf_IOK|SVf_NOK|SVf_POK|SVf_ROK| \
+ SVp_IOK|SVp_NOK|SVp_POK)
+
+#ifdef OVERLOAD
+#define SVf_AMAGIC 0x10000000 /* has magical overloaded methods */
+#endif /* OVERLOAD */
+
+#define PRIVSHIFT 8
+
+/* Some private flags. */
+
+#define SVpfm_COMPILED 0x80000000
+
+#define SVpbm_VALID 0x80000000
+#define SVpbm_CASEFOLD 0x40000000
+#define SVpbm_TAIL 0x20000000
+
+#define SVphv_SHAREKEYS 0x20000000 /* keys live on shared string table */
+#define SVphv_LAZYDEL 0x40000000 /* entry in xhv_eiter must be deleted */
+
+#ifdef OVERLOAD
+#define SVpgv_AM 0x40000000
+/* #define SVpgv_badAM 0x20000000 */
+#endif /* OVERLOAD */
struct xrv {
SV * xrv_rv; /* pointer to another SV */
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
};
struct xpvnv {
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
};
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
+
STRLEN xlv_targoff;
STRLEN xlv_targlen;
SV* xlv_targ;
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
+
GP* xgv_gp;
char* xgv_name;
STRLEN xgv_namelen;
HV* xgv_stash;
+ U8 xgv_flags;
};
struct xpvbm {
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
+
I32 xbm_useful; /* is this constant pattern being useful? */
U16 xbm_previous; /* how many characters in string before rare? */
U8 xbm_rare; /* rarest character in string */
char * xpv_pv; /* pointer to malloced string */
STRLEN xpv_cur; /* length of xpv_pv as a C string */
STRLEN xpv_len; /* allocated size */
- I32 xiv_iv; /* integer value or pv offset */
+ IV xiv_iv; /* integer value or pv offset */
double xnv_nv; /* numeric value, if any */
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
+
HV * xcv_stash;
OP * xcv_start;
OP * xcv_root;
- I32 (*xcv_usersub)();
- I32 xcv_userindex;
+ void (*xcv_xsub)_((CV*));
+ ANY xcv_xsubany;
+ GV * xcv_gv;
GV * xcv_filegv;
long xcv_depth; /* >= 2 indicates recursive call */
AV * xcv_padlist;
- bool xcv_deleted;
+ CV * xcv_outside;
I32 xfm_lines;
};
+struct xpvio {
+ char * xpv_pv; /* pointer to malloced string */
+ STRLEN xpv_cur; /* length of xpv_pv as a C string */
+ STRLEN xpv_len; /* allocated size */
+ IV xiv_iv; /* integer value or pv offset */
+ double xnv_nv; /* numeric value, if any */
+ MAGIC* xmg_magic; /* linked list of magicalness */
+ HV* xmg_stash; /* class package */
+
+ PerlIO * xio_ifp; /* ifp and ofp are normally the same */
+ PerlIO * xio_ofp; /* but sockets need separate streams */
+ DIR * xio_dirp; /* for opendir, readdir, etc */
+ long xio_lines; /* $. */
+ long xio_page; /* $% */
+ long xio_page_len; /* $= */
+ long xio_lines_left; /* $- */
+ char * xio_top_name; /* $^ */
+ GV * xio_top_gv; /* $^ */
+ char * xio_fmt_name; /* $~ */
+ GV * xio_fmt_gv; /* $~ */
+ char * xio_bottom_name;/* $^B */
+ GV * xio_bottom_gv; /* $^B */
+ short xio_subprocess; /* -| or |- */
+ char xio_type;
+ char xio_flags;
+};
+
+#define IOf_ARGV 1 /* this fp iterates over ARGV */
+#define IOf_START 2 /* check for null ARGV and substitute '-' */
+#define IOf_FLUSH 4 /* this fp wants a flush after write op */
+#define IOf_DIDTOP 8 /* just did top of form */
+#define IOf_UNTAINT 16 /* consider this fp (and it's data) "safe" */
+
/* The following macros define implementation-independent predicates on SVs. */
#define SvNIOK(sv) (SvFLAGS(sv) & (SVf_IOK|SVf_NOK))
+#define SvNIOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK))
+#define SvNIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK| \
+ SVp_IOK|SVp_NOK))
#define SvOK(sv) (SvFLAGS(sv) & SVf_OK)
-#define SvOK_on(sv) (SvFLAGS(sv) |= SVf_OK)
-#define SvOK_off(sv) (SvFLAGS(sv) &= \
- ~(SVf_IOK|SVf_NOK|SVf_POK|SVf_OK), \
- SvOOK_off(sv))
-
-#define SvOKp(sv) (SvPRIVATE(sv) & (SVp_IOK|SVp_NOK|SVp_POK))
-#define SvIOKp(sv) (SvPRIVATE(sv) & SVp_IOK)
-#define SvIOKp_on(sv) (SvOOK_off(sv), SvPRIVATE(sv) |= SVp_IOK)
-#define SvNOKp(sv) (SvPRIVATE(sv) & SVp_NOK)
-#define SvNOKp_on(sv) (SvPRIVATE(sv) |= SVp_NOK)
-#define SvPOKp(sv) (SvPRIVATE(sv) & SVp_POK)
-#define SvPOKp_on(sv) (SvPRIVATE(sv) |= SVp_POK)
+
+#ifdef OVERLOAD
+#define SvOK_off(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC), \
+ SvOOK_off(sv))
+#else
+#define SvOK_off(sv) (SvFLAGS(sv) &= ~SVf_OK, SvOOK_off(sv))
+#endif /* OVERLOAD */
+
+#define SvOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK|SVp_POK))
+#define SvIOKp(sv) (SvFLAGS(sv) & SVp_IOK)
+#define SvIOKp_on(sv) (SvOOK_off(sv), SvFLAGS(sv) |= SVp_IOK)
+#define SvNOKp(sv) (SvFLAGS(sv) & SVp_NOK)
+#define SvNOKp_on(sv) (SvFLAGS(sv) |= SVp_NOK)
+#define SvPOKp(sv) (SvFLAGS(sv) & SVp_POK)
+#define SvPOKp_on(sv) (SvFLAGS(sv) |= SVp_POK)
#define SvIOK(sv) (SvFLAGS(sv) & SVf_IOK)
-#define SvIOK_on(sv) (SvOOK_off(sv), SvFLAGS(sv) |= (SVf_IOK|SVf_OK))
-#define SvIOK_off(sv) (SvFLAGS(sv) &= ~SVf_IOK)
-#define SvIOK_only(sv) (SvOK_off(sv), SvFLAGS(sv) |= (SVf_IOK|SVf_OK))
+#define SvIOK_on(sv) (SvOOK_off(sv), \
+ SvFLAGS(sv) |= (SVf_IOK|SVp_IOK))
+#define SvIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVp_IOK))
+#define SvIOK_only(sv) (SvOOK_off(sv), SvOK_off(sv), \
+ SvFLAGS(sv) |= (SVf_IOK|SVp_IOK))
#define SvNOK(sv) (SvFLAGS(sv) & SVf_NOK)
-#define SvNOK_on(sv) (SvFLAGS(sv) |= (SVf_NOK|SVf_OK))
-#define SvNOK_off(sv) (SvFLAGS(sv) &= ~SVf_NOK)
-#define SvNOK_only(sv) (SvOK_off(sv), SvFLAGS(sv) |= (SVf_NOK|SVf_OK))
+#define SvNOK_on(sv) (SvFLAGS(sv) |= (SVf_NOK|SVp_NOK))
+#define SvNOK_off(sv) (SvFLAGS(sv) &= ~(SVf_NOK|SVp_NOK))
+#define SvNOK_only(sv) (SvOK_off(sv), \
+ SvFLAGS(sv) |= (SVf_NOK|SVp_NOK))
#define SvPOK(sv) (SvFLAGS(sv) & SVf_POK)
-#define SvPOK_on(sv) (SvFLAGS(sv) |= (SVf_POK|SVf_OK))
-#define SvPOK_off(sv) (SvFLAGS(sv) &= ~SVf_POK)
-#define SvPOK_only(sv) (SvOK_off(sv), SvFLAGS(sv) |= (SVf_POK|SVf_OK))
+#define SvPOK_on(sv) (SvFLAGS(sv) |= (SVf_POK|SVp_POK))
+#define SvPOK_off(sv) (SvFLAGS(sv) &= ~(SVf_POK|SVp_POK))
+
+#ifdef OVERLOAD
+#define SvPOK_only(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC), \
+ SvFLAGS(sv) |= (SVf_POK|SVp_POK))
+#else
+#define SvPOK_only(sv) (SvFLAGS(sv) &= ~SVf_OK, \
+ SvFLAGS(sv) |= (SVf_POK|SVp_POK))
+#endif /* OVERLOAD */
#define SvOOK(sv) (SvFLAGS(sv) & SVf_OOK)
#define SvOOK_on(sv) (SvIOK_off(sv), SvFLAGS(sv) |= SVf_OOK)
#define SvOOK_off(sv) (SvOOK(sv) && sv_backoff(sv))
+#define SvFAKE(sv) (SvFLAGS(sv) & SVf_FAKE)
+#define SvFAKE_on(sv) (SvFLAGS(sv) |= SVf_FAKE)
+#define SvFAKE_off(sv) (SvFLAGS(sv) &= ~SVf_FAKE)
+
#define SvROK(sv) (SvFLAGS(sv) & SVf_ROK)
-#define SvROK_on(sv) (SvFLAGS(sv) |= SVf_ROK|SVf_THINKFIRST|SVf_OK)
+#define SvROK_on(sv) (SvFLAGS(sv) |= SVf_ROK)
+
+#ifdef OVERLOAD
+#define SvROK_off(sv) (SvFLAGS(sv) &= ~(SVf_ROK|SVf_AMAGIC))
+#else
#define SvROK_off(sv) (SvFLAGS(sv) &= ~SVf_ROK)
+#endif /* OVERLOAD */
-#define SvMAGICAL(sv) (SvFLAGS(sv) & SVf_MAGICAL)
-#define SvMAGICAL_on(sv) (SvFLAGS(sv) |= SVf_MAGICAL)
-#define SvMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVf_MAGICAL)
+#define SvMAGICAL(sv) (SvFLAGS(sv) & (SVs_GMG|SVs_SMG|SVs_RMG))
+#define SvMAGICAL_on(sv) (SvFLAGS(sv) |= (SVs_GMG|SVs_SMG|SVs_RMG))
+#define SvMAGICAL_off(sv) (SvFLAGS(sv) &= ~(SVs_GMG|SVs_SMG|SVs_RMG))
-#define SvTHINKFIRST(sv) (SvFLAGS(sv) & SVf_THINKFIRST)
-#define SvTHINKFIRST_on(sv) (SvFLAGS(sv) |= SVf_THINKFIRST)
-#define SvTHINKFIRST_off(sv) (SvFLAGS(sv) &= ~SVf_THINKFIRST)
+#define SvGMAGICAL(sv) (SvFLAGS(sv) & SVs_GMG)
+#define SvGMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_GMG)
+#define SvGMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_GMG)
+
+#define SvSMAGICAL(sv) (SvFLAGS(sv) & SVs_SMG)
+#define SvSMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_SMG)
+#define SvSMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_SMG)
-#define SvPADBUSY(sv) (SvSTORAGE(sv) & SVs_PADBUSY)
+#define SvRMAGICAL(sv) (SvFLAGS(sv) & SVs_RMG)
+#define SvRMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_RMG)
+#define SvRMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_RMG)
-#define SvPADTMP(sv) (SvSTORAGE(sv) & SVs_PADTMP)
-#define SvPADTMP_on(sv) (SvSTORAGE(sv) |= SVs_PADTMP|SVs_PADBUSY)
-#define SvPADTMP_off(sv) (SvSTORAGE(sv) &= ~SVs_PADTMP)
+#ifdef OVERLOAD
+#define SvAMAGIC(sv) (SvFLAGS(sv) & SVf_AMAGIC)
+#define SvAMAGIC_on(sv) (SvFLAGS(sv) |= SVf_AMAGIC)
+#define SvAMAGIC_off(sv) (SvFLAGS(sv) &= ~SVf_AMAGIC)
-#define SvPADMY(sv) (SvSTORAGE(sv) & SVs_PADMY)
-#define SvPADMY_on(sv) (SvSTORAGE(sv) |= SVs_PADMY|SVs_PADBUSY)
+/*
+#define Gv_AMG(stash) \
+ (HV_AMAGICmb(stash) && \
+ ((!HV_AMAGICbad(stash) && HV_AMAGIC(stash)) || Gv_AMupdate(stash)))
+*/
+#define Gv_AMG(stash) (amagic_generation && Gv_AMupdate(stash))
+#endif /* OVERLOAD */
-#define SvTEMP(sv) (SvSTORAGE(sv) & SVs_TEMP)
-#define SvTEMP_on(sv) (SvSTORAGE(sv) |= SVs_TEMP)
-#define SvTEMP_off(sv) (SvSTORAGE(sv) &= ~SVs_TEMP)
+#define SvTHINKFIRST(sv) (SvFLAGS(sv) & SVf_THINKFIRST)
+
+#define SvPADBUSY(sv) (SvFLAGS(sv) & SVs_PADBUSY)
+
+#define SvPADTMP(sv) (SvFLAGS(sv) & SVs_PADTMP)
+#define SvPADTMP_on(sv) (SvFLAGS(sv) |= SVs_PADTMP|SVs_PADBUSY)
+#define SvPADTMP_off(sv) (SvFLAGS(sv) &= ~SVs_PADTMP)
+
+#define SvPADMY(sv) (SvFLAGS(sv) & SVs_PADMY)
+#define SvPADMY_on(sv) (SvFLAGS(sv) |= SVs_PADMY|SVs_PADBUSY)
-#define SvOBJECT(sv) (SvSTORAGE(sv) & SVs_OBJECT)
-#define SvOBJECT_on(sv) (SvSTORAGE(sv) |= SVs_OBJECT)
-#define SvOBJECT_off(sv) (SvSTORAGE(sv) &= ~SVs_OBJECT)
+#define SvTEMP(sv) (SvFLAGS(sv) & SVs_TEMP)
+#define SvTEMP_on(sv) (SvFLAGS(sv) |= SVs_TEMP)
+#define SvTEMP_off(sv) (SvFLAGS(sv) &= ~SVs_TEMP)
-#define SvREADONLY(sv) (SvSTORAGE(sv) & SVs_READONLY)
-#define SvREADONLY_on(sv) (SvSTORAGE(sv) |= SVs_READONLY, \
- SvTHINKFIRST_on(sv))
-#define SvREADONLY_off(sv) (SvSTORAGE(sv) &= ~SVs_READONLY)
+#define SvOBJECT(sv) (SvFLAGS(sv) & SVs_OBJECT)
+#define SvOBJECT_on(sv) (SvFLAGS(sv) |= SVs_OBJECT)
+#define SvOBJECT_off(sv) (SvFLAGS(sv) &= ~SVs_OBJECT)
-#define SvSCREAM(sv) (SvPRIVATE(sv) & SVp_SCREAM)
-#define SvSCREAM_on(sv) (SvPRIVATE(sv) |= SVp_SCREAM)
-#define SvSCREAM_off(sv) (SvPRIVATE(sv) &= ~SVp_SCREAM)
+#define SvREADONLY(sv) (SvFLAGS(sv) & SVf_READONLY)
+#define SvREADONLY_on(sv) (SvFLAGS(sv) |= SVf_READONLY)
+#define SvREADONLY_off(sv) (SvFLAGS(sv) &= ~SVf_READONLY)
-#define SvCOMPILED(sv) (SvPRIVATE(sv) & SVpfm_COMPILED)
-#define SvCOMPILED_on(sv) (SvPRIVATE(sv) |= SVpfm_COMPILED)
-#define SvCOMPILED_off(sv) (SvPRIVATE(sv) &= ~SVpfm_COMPILED)
+#define SvSCREAM(sv) (SvFLAGS(sv) & SVp_SCREAM)
+#define SvSCREAM_on(sv) (SvFLAGS(sv) |= SVp_SCREAM)
+#define SvSCREAM_off(sv) (SvFLAGS(sv) &= ~SVp_SCREAM)
-#define SvTAIL(sv) (SvPRIVATE(sv) & SVpbm_TAIL)
-#define SvTAIL_on(sv) (SvPRIVATE(sv) |= SVpbm_TAIL)
-#define SvTAIL_off(sv) (SvPRIVATE(sv) &= ~SVpbm_TAIL)
+#define SvCOMPILED(sv) (SvFLAGS(sv) & SVpfm_COMPILED)
+#define SvCOMPILED_on(sv) (SvFLAGS(sv) |= SVpfm_COMPILED)
+#define SvCOMPILED_off(sv) (SvFLAGS(sv) &= ~SVpfm_COMPILED)
-#define SvCASEFOLD(sv) (SvPRIVATE(sv) & SVpbm_CASEFOLD)
-#define SvCASEFOLD_on(sv) (SvPRIVATE(sv) |= SVpbm_CASEFOLD)
-#define SvCASEFOLD_off(sv) (SvPRIVATE(sv) &= ~SVpbm_CASEFOLD)
+#define SvTAIL(sv) (SvFLAGS(sv) & SVpbm_TAIL)
+#define SvTAIL_on(sv) (SvFLAGS(sv) |= SVpbm_TAIL)
+#define SvTAIL_off(sv) (SvFLAGS(sv) &= ~SVpbm_TAIL)
-#define SvVALID(sv) (SvPRIVATE(sv) & SVpbm_VALID)
-#define SvVALID_on(sv) (SvPRIVATE(sv) |= SVpbm_VALID)
-#define SvVALID_off(sv) (SvPRIVATE(sv) &= ~SVpbm_VALID)
+#define SvCASEFOLD(sv) (SvFLAGS(sv) & SVpbm_CASEFOLD)
+#define SvCASEFOLD_on(sv) (SvFLAGS(sv) |= SVpbm_CASEFOLD)
+#define SvCASEFOLD_off(sv) (SvFLAGS(sv) &= ~SVpbm_CASEFOLD)
-#define SvMULTI(sv) (SvPRIVATE(sv) & SVpgv_MULTI)
-#define SvMULTI_on(sv) (SvPRIVATE(sv) |= SVpgv_MULTI)
-#define SvMULTI_off(sv) (SvPRIVATE(sv) &= ~SVpgv_MULTI)
+#define SvVALID(sv) (SvFLAGS(sv) & SVpbm_VALID)
+#define SvVALID_on(sv) (SvFLAGS(sv) |= SVpbm_VALID)
+#define SvVALID_off(sv) (SvFLAGS(sv) &= ~SVpbm_VALID)
#define SvRV(sv) ((XRV*) SvANY(sv))->xrv_rv
#define SvRVx(sv) SvRV(sv)
#define SvLEN(sv) ((XPV*) SvANY(sv))->xpv_len
#define SvLENx(sv) SvLEN(sv)
#define SvEND(sv)(((XPV*) SvANY(sv))->xpv_pv + ((XPV*)SvANY(sv))->xpv_cur)
-#define SvENDx(sv) ((Sv = sv), SvEND(Sv))
+#define SvENDx(sv) ((Sv = (sv)), SvEND(Sv))
#define SvMAGIC(sv) ((XPVMG*) SvANY(sv))->xmg_magic
#define SvSTASH(sv) ((XPVMG*) SvANY(sv))->xmg_stash
#define SvIV_set(sv, val) \
- do { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \
- (((XPVIV*) SvANY(sv))->xiv_iv = val); } while (0)
+ STMT_START { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \
+ (((XPVIV*) SvANY(sv))->xiv_iv = val); } STMT_END
#define SvNV_set(sv, val) \
- do { assert(SvTYPE(sv) == SVt_NV || SvTYPE(sv) >= SVt_PVNV); \
- (((XPVNV*) SvANY(sv))->xnv_nv = val); } while (0)
+ STMT_START { assert(SvTYPE(sv) == SVt_NV || SvTYPE(sv) >= SVt_PVNV); \
+ (((XPVNV*) SvANY(sv))->xnv_nv = val); } STMT_END
#define SvPV_set(sv, val) \
- do { assert(SvTYPE(sv) >= SVt_PV); \
- (((XPV*) SvANY(sv))->xpv_pv = val); } while (0)
+ STMT_START { assert(SvTYPE(sv) >= SVt_PV); \
+ (((XPV*) SvANY(sv))->xpv_pv = val); } STMT_END
#define SvCUR_set(sv, val) \
- do { assert(SvTYPE(sv) >= SVt_PV); \
- (((XPV*) SvANY(sv))->xpv_cur = val); } while (0)
+ STMT_START { assert(SvTYPE(sv) >= SVt_PV); \
+ (((XPV*) SvANY(sv))->xpv_cur = val); } STMT_END
#define SvLEN_set(sv, val) \
- do { assert(SvTYPE(sv) >= SVt_PV); \
- (((XPV*) SvANY(sv))->xpv_len = val); } while (0)
+ STMT_START { assert(SvTYPE(sv) >= SVt_PV); \
+ (((XPV*) SvANY(sv))->xpv_len = val); } STMT_END
#define SvEND_set(sv, val) \
- do { assert(SvTYPE(sv) >= SVt_PV); \
- (((XPV*) SvANY(sv))->xpv_cur = val - SvPVX(sv)); } while (0)
-
-#define SvCUROK(sv) (SvPOK(sv) ? SvCUR(sv) : 0)
+ STMT_START { assert(SvTYPE(sv) >= SVt_PV); \
+ (((XPV*) SvANY(sv))->xpv_cur = val - SvPVX(sv)); } STMT_END
#define BmRARE(sv) ((XPVBM*) SvANY(sv))->xbm_rare
#define BmUSEFUL(sv) ((XPVBM*) SvANY(sv))->xbm_useful
#define LvTARGOFF(sv) ((XPVLV*) SvANY(sv))->xlv_targoff
#define LvTARGLEN(sv) ((XPVLV*) SvANY(sv))->xlv_targlen
-#define SvTAINT(sv) if (tainting && tainted) sv_magic(sv, 0, 't', 0, 0)
+#define IoIFP(sv) ((XPVIO*) SvANY(sv))->xio_ifp
+#define IoOFP(sv) ((XPVIO*) SvANY(sv))->xio_ofp
+#define IoDIRP(sv) ((XPVIO*) SvANY(sv))->xio_dirp
+#define IoLINES(sv) ((XPVIO*) SvANY(sv))->xio_lines
+#define IoPAGE(sv) ((XPVIO*) SvANY(sv))->xio_page
+#define IoPAGE_LEN(sv) ((XPVIO*) SvANY(sv))->xio_page_len
+#define IoLINES_LEFT(sv)((XPVIO*) SvANY(sv))->xio_lines_left
+#define IoTOP_NAME(sv) ((XPVIO*) SvANY(sv))->xio_top_name
+#define IoTOP_GV(sv) ((XPVIO*) SvANY(sv))->xio_top_gv
+#define IoFMT_NAME(sv) ((XPVIO*) SvANY(sv))->xio_fmt_name
+#define IoFMT_GV(sv) ((XPVIO*) SvANY(sv))->xio_fmt_gv
+#define IoBOTTOM_NAME(sv)((XPVIO*) SvANY(sv))->xio_bottom_name
+#define IoBOTTOM_GV(sv) ((XPVIO*) SvANY(sv))->xio_bottom_gv
+#define IoSUBPROCESS(sv)((XPVIO*) SvANY(sv))->xio_subprocess
+#define IoTYPE(sv) ((XPVIO*) SvANY(sv))->xio_type
+#define IoFLAGS(sv) ((XPVIO*) SvANY(sv))->xio_flags
+
+#define SvTAINT(sv) if (tainting && tainted) sv_magic(sv, Nullsv, 't', Nullch, 0)
#ifdef CRIPPLED_CC
-double SvIV();
-double SvNV();
+IV SvIV _((SV* sv));
+double SvNV _((SV* sv));
+#define SvPV_force(sv, lp) sv_pvn_force(sv, &lp)
#define SvPV(sv, lp) sv_pvn(sv, &lp)
-char *sv_pvn();
-I32 SvTRUE();
+char *sv_pvn _((SV *, STRLEN *));
+I32 SvTRUE _((SV *));
#define SvIVx(sv) SvIV(sv)
#define SvNVx(sv) SvNV(sv)
#define SvPVx(sv, lp) sv_pvn(sv, &lp)
+#define SvPVx_force(sv, lp) sv_pvn_force(sv, &lp)
#define SvTRUEx(sv) SvTRUE(sv)
#else /* !CRIPPLED_CC */
#define SvPV(sv, lp) (SvPOK(sv) ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pv(sv, &lp))
+#define SvPV_force(sv, lp) ((SvFLAGS(sv) & (SVf_POK|SVf_THINKFIRST)) == SVf_POK ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvn_force(sv, &lp))
+
#define SvTRUE(sv) ( \
- SvPOK(sv) \
+ !sv \
+ ? 0 \
+ : SvPOK(sv) \
? ((Xpv = (XPV*)SvANY(sv)) && \
(*Xpv->xpv_pv > '0' || \
Xpv->xpv_cur > 1 || \
? SvNVX(sv) != 0.0 \
: sv_2bool(sv) )
-#define SvIVx(sv) ((Sv = sv), SvIV(Sv))
-#define SvNVx(sv) ((Sv = sv), SvNV(Sv))
-#define SvPVx(sv, lp) ((Sv = sv), SvPV(Sv, lp))
-#define SvTRUEx(sv) ((Sv = sv), SvTRUE(Sv))
+#define SvIVx(sv) ((Sv = (sv)), SvIV(Sv))
+#define SvNVx(sv) ((Sv = (sv)), SvNV(Sv))
+#define SvPVx(sv, lp) ((Sv = (sv)), SvPV(Sv, lp))
+#define SvTRUEx(sv) ((Sv = (sv)), SvTRUE(Sv))
#endif /* CRIPPLED_CC */
/* the following macro updates any magic values this sv is associated with */
-#define SvSETMAGIC(x) if (SvMAGICAL(x)) mg_set(x)
+#define SvSETMAGIC(x) if (SvSMAGICAL(x)) mg_set(x)
#define SvSetSV(dst,src) if (dst != src) sv_setsv(dst,src)
#define isGV(sv) (SvTYPE(sv) == SVt_PVGV)
-#define GROWSTR(pp,lp,len) if (*(lp) < (len)) pv_grow(pp, lp, (len) * 3 / 2)
-
#ifndef DOSISH
-# define SvGROW(sv,len) if (SvLEN(sv) < (len)) sv_grow(sv,len)
+# define SvGROW(sv,len) (SvLEN(sv) < (len) ? sv_grow(sv,len) : SvPVX(sv))
# define Sv_Grow sv_grow
#else
/* extra parentheses intentionally NOT placed around "len"! */
-# define SvGROW(sv,len) if (SvLEN(sv) < (unsigned long)len) \
- sv_grow(sv,(unsigned long)len)
+# define SvGROW(sv,len) ((SvLEN(sv) < (unsigned long)len) \
+ ? sv_grow(sv,(unsigned long)len) : SvPVX(sv))
# define Sv_Grow(sv,len) sv_grow(sv,(unsigned long)(len))
#endif /* DOSISH */