_SV_HEAD(void*);
_SV_HEAD_UNION;
#ifdef DEBUG_LEAKING_SCALARS
- unsigned sv_debug_optype:9; /* the type of OP that allocated us */
- unsigned sv_debug_inpad:1; /* was allocated in a pad for an OP */
- unsigned sv_debug_cloned:1; /* was cloned for an ithread */
- unsigned sv_debug_line:16; /* the line where we were allocated */
+ PERL_BITFIELD32 sv_debug_optype:9; /* the type of OP that allocated us */
+ PERL_BITFIELD32 sv_debug_inpad:1; /* was allocated in a pad for an OP */
+ PERL_BITFIELD32 sv_debug_cloned:1; /* was cloned for an ithread */
+ PERL_BITFIELD32 sv_debug_line:16; /* the line where we were allocated */
char * sv_debug_file; /* the file where we were allocated */
#endif
};
_SV_HEAD_UNION;
};
+struct p5rx {
+ _SV_HEAD(struct regexp*); /* pointer to regexp body */
+ _SV_HEAD_UNION;
+};
+
#undef _SV_HEAD
#undef _SV_HEAD_UNION /* ensure no pollution */
#define SvFLAGS(sv) (sv)->sv_flags
#define SvREFCNT(sv) (sv)->sv_refcnt
-#if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(PERL_GCC_PEDANTIC)
+#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
# define SvREFCNT_inc(sv) \
({ \
SV * const _sv = (SV*)(sv); \
#define SvREFCNT_inc_void_NN(sv) (void)(++SvREFCNT((SV*)(sv)))
#define SvREFCNT_inc_simple_void_NN(sv) (void)(++SvREFCNT((SV*)(sv)))
-#if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(PERL_GCC_PEDANTIC)
+#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
# define SvREFCNT_dec(sv) \
({ \
SV * const _sv = (SV*)(sv); \
3: For PVCV, whether CvUNIQUE(cv)
refers to an eval or once only
[CvEVAL(cv), CvSPECIAL(cv)]
- 4: Whether the regexp pointer is in
- fact an offset [SvREPADTMP(sv)]
- 5: On a pad name SV, that slot in the
+ 4: On a pad name SV, that slot in the
frame AV is a REFCNT'ed reference
to a lexical from "outside". */
-#define SVphv_REHASH SVf_FAKE /* 6: On a PVHV, hash values are being
+#define SVphv_REHASH SVf_FAKE /* 5: On a PVHV, hash values are being
recalculated */
#define SVf_OOK 0x02000000 /* has valid offset value. For a PVHV this
means that a hv_aux struct is present
after the main array */
#define SVf_BREAK 0x04000000 /* refcnt is artificially low - used by
- SV's in final arena cleanup */
+ SVs in final arena cleanup.
+ Set in S_regtry on PL_reg_curpm, so that
+ perl_destruct will skip it. */
#define SVf_READONLY 0x08000000 /* may not be modified */
void * xivu_p1;
I32 xivu_i32;
HEK * xivu_namehek; /* xpvlv, xpvgv: GvNAME */
+ HV * xivu_hv; /* regexp: paren_names */
};
union _xmgu {
IV xfm_lines;
} xpvfm_allocated;
+#define _XPVIO_TAIL \
+ PerlIO * xio_ifp; /* ifp and ofp are normally the same */ \
+ PerlIO * xio_ofp; /* but sockets need separate streams */ \
+ /* Cray addresses everything by word boundaries (64 bits) and \
+ * code and data pointers cannot be mixed (which is exactly what \
+ * Perl_filter_add() tries to do with the dirp), hence the \
+ * following union trick (as suggested by Gurusamy Sarathy). \
+ * For further information see Geir Johansen's problem report \
+ * titled [ID 20000612.002] Perl problem on Cray system \
+ * The any pointer (known as IoANY()) will also be a good place \
+ * to hang any IO disciplines to. \
+ */ \
+ union { \
+ DIR * xiou_dirp; /* for opendir, readdir, etc */ \
+ void * xiou_any; /* for alignment */ \
+ } xio_dirpu; \
+ IV xio_lines; /* $. */ \
+ IV xio_page; /* $% */ \
+ IV xio_page_len; /* $= */ \
+ IV 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 */ \
+ char xio_type; \
+ U8 xio_flags
+
+
struct xpvio {
_XPV_HEAD;
_XPVMG_HEAD;
-
- PerlIO * xio_ifp; /* ifp and ofp are normally the same */
- PerlIO * xio_ofp; /* but sockets need separate streams */
- /* Cray addresses everything by word boundaries (64 bits) and
- * code and data pointers cannot be mixed (which is exactly what
- * Perl_filter_add() tries to do with the dirp), hence the following
- * union trick (as suggested by Gurusamy Sarathy).
- * For further information see Geir Johansen's problem report titled
- [ID 20000612.002] Perl problem on Cray system
- * The any pointer (known as IoANY()) will also be a good place
- * to hang any IO disciplines to.
- */
- union {
- DIR * xiou_dirp; /* for opendir, readdir, etc */
- void * xiou_any; /* for alignment */
- } xio_dirpu;
- IV xio_lines; /* $. */
- IV xio_page; /* $% */
- IV xio_page_len; /* $= */
- IV 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 */
- char xio_type;
- U8 xio_flags;
+ _XPVIO_TAIL;
};
+
+typedef struct {
+ _XPV_ALLOCATED_HEAD;
+ _XPVMG_HEAD;
+ _XPVIO_TAIL;
+} xpvio_allocated;
+
#define xio_dirp xio_dirpu.xiou_dirp
#define xio_any xio_dirpu.xiou_any
#define SvEVALED_off(sv) (SvFLAGS(sv) &= ~SVrepl_EVAL)
#if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
-# define SvVALID(sv) ({ SV *const thwacke = (SV *) (sv); \
- if (SvFLAGS(thwacke) & SVpbm_VALID) \
- assert(!isGV_with_GP(thwacke)); \
- (SvFLAGS(thwacke) & SVpbm_VALID); \
+# define SvVALID(sv) ({ SV *const _svvalid = (SV *) (sv); \
+ if (SvFLAGS(_svvalid) & SVpbm_VALID) \
+ assert(!isGV_with_GP(_svvalid)); \
+ (SvFLAGS(_svvalid) & SVpbm_VALID); \
})
-# define SvVALID_on(sv) ({ SV *const thwacke = (SV *) (sv); \
- assert(!isGV_with_GP(thwacke)); \
- (SvFLAGS(thwacke) |= SVpbm_VALID); \
+# define SvVALID_on(sv) ({ SV *const _svvalid = (SV *) (sv); \
+ assert(!isGV_with_GP(_svvalid)); \
+ (SvFLAGS(_svvalid) |= SVpbm_VALID); \
})
-# define SvVALID_off(sv) ({ SV *const thwacke = (SV *) (sv); \
- assert(!isGV_with_GP(thwacke)); \
- (SvFLAGS(thwacke) &= ~SVpbm_VALID); \
+# define SvVALID_off(sv) ({ SV *const _svvalid = (SV *) (sv); \
+ assert(!isGV_with_GP(_svvalid)); \
+ (SvFLAGS(_svvalid) &= ~SVpbm_VALID); \
})
-# define SvTAIL(sv) ({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
+# define SvTAIL(sv) ({ SV *const _svtail = (SV *) (sv); \
+ assert(SvTYPE(_svtail) != SVt_PVAV); \
+ assert(SvTYPE(_svtail) != SVt_PVHV); \
(SvFLAGS(sv) & (SVpbm_TAIL|SVpbm_VALID)) \
== (SVpbm_TAIL|SVpbm_VALID); \
})
#define SvTAIL_off(sv) (SvFLAGS(sv) &= ~SVpbm_TAIL)
-#ifdef USE_ITHREADS
-/* The following uses the FAKE flag to show that a regex pointer is infact
- its own offset in the regexpad for ithreads */
-#define SvREPADTMP(sv) (SvFLAGS(sv) & SVf_FAKE)
-#define SvREPADTMP_on(sv) (SvFLAGS(sv) |= SVf_FAKE)
-#define SvREPADTMP_off(sv) (SvFLAGS(sv) &= ~SVf_FAKE)
-#endif
-
#define SvPAD_TYPED(sv) \
((SvFLAGS(sv) & (SVpad_NAME|SVpad_TYPED)) == (SVpad_NAME|SVpad_TYPED))
#if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
# define SvPAD_TYPED_on(sv) ({ \
- SV *const whap = (SV *) (sv); \
- assert(SvTYPE(whap) == SVt_PVMG); \
- (SvFLAGS(whap) |= SVpad_NAME|SVpad_TYPED); \
+ SV *const _svpad = (SV *) (sv); \
+ assert(SvTYPE(_svpad) == SVt_PVMG); \
+ (SvFLAGS(_svpad) |= SVpad_NAME|SVpad_TYPED); \
})
#define SvPAD_OUR_on(sv) ({ \
- SV *const whap = (SV *) (sv); \
- assert(SvTYPE(whap) == SVt_PVMG); \
- (SvFLAGS(whap) |= SVpad_NAME|SVpad_OUR); \
+ SV *const _svpad = (SV *) (sv); \
+ assert(SvTYPE(_svpad) == SVt_PVMG); \
+ (SvFLAGS(_svpad) |= SVpad_NAME|SVpad_OUR); \
})
#define SvPAD_STATE_on(sv) ({ \
- SV *const whap = (SV *) (sv); \
- assert(SvTYPE(whap) == SVt_PVNV || SvTYPE(whap) == SVt_PVMG); \
- (SvFLAGS(whap) |= SVpad_NAME|SVpad_STATE); \
+ SV *const _svpad = (SV *) (sv); \
+ assert(SvTYPE(_svpad) == SVt_PVNV || SvTYPE(_svpad) == SVt_PVMG); \
+ (SvFLAGS(_svpad) |= SVpad_NAME|SVpad_STATE); \
})
#else
# define SvPAD_TYPED_on(sv) (SvFLAGS(sv) |= SVpad_NAME|SVpad_TYPED)
# if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
/* These get expanded inside other macros that already use a variable _sv */
# define SvPVX(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) >= SVt_PV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(!isGV_with_GP(_svi)); \
- &((_svi)->sv_u.svu_pv); \
+ (*({ SV *const _svpvx = (SV *) (sv); \
+ assert(SvTYPE(_svpvx) >= SVt_PV); \
+ assert(SvTYPE(_svpvx) != SVt_PVAV); \
+ assert(SvTYPE(_svpvx) != SVt_PVHV); \
+ assert(!isGV_with_GP(_svpvx)); \
+ &((_svpvx)->sv_u.svu_pv); \
}))
# define SvCUR(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) >= SVt_PV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(!isGV_with_GP(_svi)); \
- &(((XPV*) SvANY(_svi))->xpv_cur); \
+ (*({ SV *const _svcur = (SV *) (sv); \
+ assert(SvTYPE(_svcur) >= SVt_PV); \
+ assert(SvTYPE(_svcur) != SVt_PVAV); \
+ assert(SvTYPE(_svcur) != SVt_PVHV); \
+ assert(!isGV_with_GP(_svcur)); \
+ &(((XPV*) SvANY(_svcur))->xpv_cur); \
}))
# define SvIVX(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) == SVt_IV || SvTYPE(_svi) >= SVt_PVIV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(SvTYPE(_svi) != SVt_PVCV); \
- assert(!isGV_with_GP(_svi)); \
- &(((XPVIV*) SvANY(_svi))->xiv_iv); \
+ (*({ SV *const _svivx = (SV *) (sv); \
+ assert(SvTYPE(_svivx) == SVt_IV || SvTYPE(_svivx) >= SVt_PVIV); \
+ assert(SvTYPE(_svivx) != SVt_PVAV); \
+ assert(SvTYPE(_svivx) != SVt_PVHV); \
+ assert(SvTYPE(_svivx) != SVt_PVCV); \
+ assert(!isGV_with_GP(_svivx)); \
+ &(((XPVIV*) SvANY(_svivx))->xiv_iv); \
}))
# define SvUVX(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) == SVt_IV || SvTYPE(_svi) >= SVt_PVIV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(SvTYPE(_svi) != SVt_PVCV); \
- assert(!isGV_with_GP(_svi)); \
- &(((XPVUV*) SvANY(_svi))->xuv_uv); \
+ (*({ SV *const _svuvx = (SV *) (sv); \
+ assert(SvTYPE(_svuvx) == SVt_IV || SvTYPE(_svuvx) >= SVt_PVIV); \
+ assert(SvTYPE(_svuvx) != SVt_PVAV); \
+ assert(SvTYPE(_svuvx) != SVt_PVHV); \
+ assert(SvTYPE(_svuvx) != SVt_PVCV); \
+ assert(!isGV_with_GP(_svuvx)); \
+ &(((XPVUV*) SvANY(_svuvx))->xuv_uv); \
}))
# define SvNVX(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) == SVt_NV || SvTYPE(_svi) >= SVt_PVNV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(SvTYPE(_svi) != SVt_PVCV); \
- assert(SvTYPE(_svi) != SVt_PVFM); \
- assert(!isGV_with_GP(_svi)); \
- &(((XPVNV*) SvANY(_svi))->xnv_u.xnv_nv); \
+ (*({ SV *const _svnvx = (SV *) (sv); \
+ assert(SvTYPE(_svnvx) == SVt_NV || SvTYPE(_svnvx) >= SVt_PVNV); \
+ assert(SvTYPE(_svnvx) != SVt_PVAV); \
+ assert(SvTYPE(_svnvx) != SVt_PVHV); \
+ assert(SvTYPE(_svnvx) != SVt_PVCV); \
+ assert(SvTYPE(_svnvx) != SVt_PVFM); \
+ assert(SvTYPE(_svnvx) != SVt_PVIO); \
+ assert(!isGV_with_GP(_svnvx)); \
+ &(((XPVNV*) SvANY(_svnvx))->xnv_u.xnv_nv); \
}))
# define SvRV(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) >= SVt_PV || SvTYPE(_svi) == SVt_IV); \
- assert(SvTYPE(_svi) != SVt_PVAV); \
- assert(SvTYPE(_svi) != SVt_PVHV); \
- assert(SvTYPE(_svi) != SVt_PVCV); \
- assert(SvTYPE(_svi) != SVt_PVFM); \
- assert(!isGV_with_GP(_svi)); \
- &((_svi)->sv_u.svu_rv); \
+ (*({ SV *const _svrv = (SV *) (sv); \
+ assert(SvTYPE(_svrv) >= SVt_PV || SvTYPE(_svrv) == SVt_IV); \
+ assert(SvTYPE(_svrv) != SVt_PVAV); \
+ assert(SvTYPE(_svrv) != SVt_PVHV); \
+ assert(SvTYPE(_svrv) != SVt_PVCV); \
+ assert(SvTYPE(_svrv) != SVt_PVFM); \
+ assert(!isGV_with_GP(_svrv)); \
+ &((_svrv)->sv_u.svu_rv); \
}))
# define SvMAGIC(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) >= SVt_PVMG); \
- if(SvTYPE(_svi) == SVt_PVMG) \
- assert(!SvPAD_OUR(_svi)); \
- &(((XPVMG*) SvANY(_svi))->xmg_u.xmg_magic); \
+ (*({ SV *const _svmagic = (SV *) (sv); \
+ assert(SvTYPE(_svmagic) >= SVt_PVMG); \
+ if(SvTYPE(_svmagic) == SVt_PVMG) \
+ assert(!SvPAD_OUR(_svmagic)); \
+ &(((XPVMG*) SvANY(_svmagic))->xmg_u.xmg_magic); \
}))
# define SvSTASH(sv) \
- (*({ SV *const _svi = (SV *) (sv); \
- assert(SvTYPE(_svi) >= SVt_PVMG); \
- &(((XPVMG*) SvANY(_svi))->xmg_stash); \
+ (*({ SV *const _svstash = (SV *) (sv); \
+ assert(SvTYPE(_svstash) >= SVt_PVMG); \
+ &(((XPVMG*) SvANY(_svstash))->xmg_stash); \
}))
# else
# define SvPVX(sv) ((sv)->sv_u.svu_pv)
STMT_START { assert(SvTYPE(sv) == SVt_NV || SvTYPE(sv) >= SVt_PVNV); \
assert(SvTYPE(sv) != SVt_PVAV); assert(SvTYPE(sv) != SVt_PVHV); \
assert(SvTYPE(sv) != SVt_PVCV); assert(SvTYPE(sv) != SVt_PVFM); \
+ assert(SvTYPE(sv) != SVt_PVIO); \
assert(!isGV_with_GP(sv)); \
(((XPVNV*)SvANY(sv))->xnv_u.xnv_nv = (val)); } STMT_END
#define SvPV_set(sv, val) \
(((XPV*) SvANY(sv))->xpv_len = (val)); } STMT_END
#define SvEND_set(sv, val) \
STMT_START { assert(SvTYPE(sv) >= SVt_PV); \
- (SvCUR(sv) = (val) - SvPVX(sv)); } STMT_END
+ SvCUR_set(sv, (val) - SvPVX(sv)); } STMT_END
#define SvPV_renew(sv,n) \
STMT_START { SvLEN_set(sv, n); \
*/
#if defined (DEBUGGING) && defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN)
# define BmFLAGS(sv) \
- (*({ SV *const uggh = (SV *) (sv); \
- assert(SvTYPE(uggh) == SVt_PVGV); \
- assert(SvVALID(uggh)); \
- &(((XPVGV*) SvANY(uggh))->xnv_u.xbm_s.xbm_flags); \
+ (*({ SV *const _bmflags = (SV *) (sv); \
+ assert(SvTYPE(_bmflags) == SVt_PVGV); \
+ assert(SvVALID(_bmflags)); \
+ &(((XPVGV*) SvANY(_bmflags))->xnv_u.xbm_s.xbm_flags); \
}))
# define BmRARE(sv) \
- (*({ SV *const uggh = (SV *) (sv); \
- assert(SvTYPE(uggh) == SVt_PVGV); \
- assert(SvVALID(uggh)); \
- &(((XPVGV*) SvANY(uggh))->xnv_u.xbm_s.xbm_rare); \
+ (*({ SV *const _bmrare = (SV *) (sv); \
+ assert(SvTYPE(_bmrare) == SVt_PVGV); \
+ assert(SvVALID(_bmrare)); \
+ &(((XPVGV*) SvANY(_bmrare))->xnv_u.xbm_s.xbm_rare); \
}))
# define BmUSEFUL(sv) \
- (*({ SV *const uggh = (SV *) (sv); \
- assert(SvTYPE(uggh) == SVt_PVGV); \
- assert(SvVALID(uggh)); \
- assert(!SvIOK(uggh)); \
- &(((XPVGV*) SvANY(uggh))->xiv_u.xivu_i32); \
+ (*({ SV *const _bmuseful = (SV *) (sv); \
+ assert(SvTYPE(_bmuseful) == SVt_PVGV); \
+ assert(SvVALID(_bmuseful)); \
+ assert(!SvIOK(_bmuseful)); \
+ &(((XPVGV*) SvANY(_bmuseful))->xiv_u.xivu_i32); \
}))
# define BmPREVIOUS(sv) \
- (*({ SV *const uggh = (SV *) (sv); \
- assert(SvTYPE(uggh) == SVt_PVGV); \
- assert(SvVALID(uggh)); \
- &(((XPVGV*) SvANY(uggh))->xnv_u.xbm_s.xbm_previous); \
+ (*({ SV *const _bmprevious = (SV *) (sv); \
+ assert(SvTYPE(_bmprevious) == SVt_PVGV); \
+ assert(SvVALID(_bmprevious)); \
+ &(((XPVGV*) SvANY(_bmprevious))->xnv_u.xbm_s.xbm_previous); \
}))
#else
# define BmFLAGS(sv) ((XPVGV*) SvANY(sv))->xnv_u.xbm_s.xbm_flags
#define SV_COW_SHARED_HASH_KEYS 512
/* This one is only enabled for PERL_OLD_COPY_ON_WRITE */
#define SV_COW_OTHER_PVS 1024
+/* Make sv_2pv_flags return NULL if something is undefined. */
+#define SV_UNDEF_RETURNS_NULL 2048
/* The core is safe for this COW optimisation. XS code on CPAN may not be.
So only default to doing the COW setup if we're in the core.
#define sv_utf8_upgrade(sv) sv_utf8_upgrade_flags(sv, SV_GMAGIC)
#define sv_2iv(sv) sv_2iv_flags(sv, SV_GMAGIC)
#define sv_2uv(sv) sv_2uv_flags(sv, SV_GMAGIC)
+#define sv_insert(bigstr, offset, len, little, littlelen) \
+ Perl_sv_insert_flags(aTHX_ (bigstr),(offset), (len), (little), \
+ (littlelen), SV_GMAGIC)
/* Should be named SvCatPVN_utf8_upgrade? */
#define sv_catpvn_utf8_upgrade(dsv, sstr, slen, nsv) \