diff options
Diffstat (limited to 'sv.h')
| -rw-r--r-- | sv.h | 391 |
1 files changed, 86 insertions, 305 deletions
@@ -392,210 +392,94 @@ perform the upgrade if necessary. See C<svtype>. /* RV upwards. However, SVf_ROK and SVp_IOK are exclusive */ #define SVprv_WEAKREF 0x80000000 /* Weak reference */ +#define _XPV_ALLOCATED_HEAD \ + STRLEN xpv_cur; /* length of svu_pv as a C string */ \ + STRLEN xpv_len /* allocated size */ + +#define _XPV_HEAD \ + union _xnvu xnv_u; \ + _XPV_ALLOCATED_HEAD + +union _xnvu { + NV xnv_nv; /* numeric value, if any */ + HV * xgv_stash; + struct { + U32 xlow; + U32 xhigh; + } xpad_cop_seq; /* used by pad.c for cop_sequence */ + struct { + U32 xbm_previous; /* how many characters in string before rare? */ + U8 xbm_flags; + U8 xbm_rare; /* rarest character in string */ + } xbm_s; /* fields from PVBM */ +}; + +union _xivu { + IV xivu_iv; /* integer value */ + /* xpvfm: pv offset */ + UV xivu_uv; + void * xivu_p1; + I32 xivu_i32; + HEK * xivu_namehek; /* xpvlv, xpvgv: GvNAME */ +}; + +union _xmgu { + MAGIC* xmg_magic; /* linked list of magicalness */ + HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ +}; struct xpv { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ + _XPV_HEAD; }; typedef struct { - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ + _XPV_ALLOCATED_HEAD; } xpv_allocated; struct xpviv { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; + _XPV_HEAD; + union _xivu xiv_u; }; typedef struct { - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; + _XPV_ALLOCATED_HEAD; + union _xivu xiv_u; } xpviv_allocated; #define xiv_iv xiv_u.xivu_iv struct xpvuv { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xuvu_iv; - UV xuvu_uv; /* unsigned value or pv offset */ - void * xuvu_p1; - HEK * xivu_namehek; - } xuv_u; + _XPV_HEAD; + union _xivu xuv_u; }; -#define xuv_uv xuv_u.xuvu_uv +#define xuv_uv xuv_u.xivu_uv struct xpvnv { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; + _XPV_HEAD; + union _xivu xiv_u; }; +#define _XPVMG_HEAD \ + union _xivu xiv_u; \ + union _xmgu xmg_u; \ + HV* xmg_stash /* class package */ + /* These structure must match the beginning of struct xpvhv in hv.h. */ struct xpvmg { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ + _XPV_HEAD; + _XPVMG_HEAD; }; struct xregexp { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ + _XPV_HEAD; + _XPVMG_HEAD; REGEXP * xrx_regexp; /* Our regular expression */ }; struct xpvlv { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; /* GvNAME */ - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ + _XPV_HEAD; + _XPVMG_HEAD; STRLEN xlv_targoff; STRLEN xlv_targlen; @@ -607,153 +491,50 @@ struct xpvlv { /* This structure works in 3 ways - regular scalar, GV with GP, or fast Boyer-Moore. */ struct xpvgv { - union { - NV xnv_nv; - HV * xgv_stash; /* The stash of this GV */ - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* xgv_flags */ - STRLEN xpv_len; /* 0 */ - union { - IV xivu_iv; - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; /* is this constant pattern being useful? */ - HEK * xivu_namehek; /* GvNAME */ - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ - + _XPV_HEAD; + _XPVMG_HEAD; }; /* This structure must match XPVCV in cv.h */ typedef U16 cv_flags_t; -struct xpvfm { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* PVFMs use the pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ +#define _XPVCV_COMMON \ + HV * xcv_stash; \ + union { \ + OP * xcv_start; \ + ANY xcv_xsubany; \ + } xcv_start_u; \ + union { \ + OP * xcv_root; \ + void (*xcv_xsub) (pTHX_ CV*); \ + } xcv_root_u; \ + GV * xcv_gv; \ + char * xcv_file; \ + AV * xcv_padlist; \ + CV * xcv_outside; \ + U32 xcv_outside_seq; /* the COP sequence (at the point of our \ + * compilation) in the lexically enclosing \ + * sub */ \ + cv_flags_t xcv_flags - HV * xcv_stash; - union { - OP * xcv_start; - ANY xcv_xsubany; - } xcv_start_u; - union { - OP * xcv_root; - void (*xcv_xsub) (pTHX_ CV*); - } xcv_root_u; - GV * xcv_gv; - char * xcv_file; - AV * xcv_padlist; - CV * xcv_outside; - U32 xcv_outside_seq; /* the COP sequence (at the point of our - * compilation) in the lexically enclosing - * sub */ - cv_flags_t xcv_flags; +struct xpvfm { + _XPV_HEAD; + _XPVMG_HEAD; + _XPVCV_COMMON; IV xfm_lines; }; typedef struct { - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* PVFMs use the pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ - - HV * xcv_stash; - union { - OP * xcv_start; - ANY xcv_xsubany; - } xcv_start_u; - union { - OP * xcv_root; - void (*xcv_xsub) (pTHX_ CV*); - } xcv_root_u; - GV * xcv_gv; - char * xcv_file; - AV * xcv_padlist; - CV * xcv_outside; - U32 xcv_outside_seq; /* the COP sequence (at the point of our - * compilation) in the lexically enclosing - * sub */ - cv_flags_t xcv_flags; + _XPV_ALLOCATED_HEAD; + _XPVMG_HEAD; + _XPVCV_COMMON; IV xfm_lines; } xpvfm_allocated; struct xpvio { - union { - NV xnv_nv; /* numeric value, if any */ - HV * xgv_stash; - struct { - U32 xlow; - U32 xhigh; - } xpad_cop_seq; /* used by pad.c for cop_sequence */ - struct { - U32 xbm_previous; /* how many characters in string before rare? */ - U8 xbm_flags; - U8 xbm_rare; /* rarest character in string */ - } xbm_s; /* fields from PVBM */ - } xnv_u; - STRLEN xpv_cur; /* length of svu_pv as a C string */ - STRLEN xpv_len; /* allocated size */ - union { - IV xivu_iv; /* integer value or pv offset */ - UV xivu_uv; - void * xivu_p1; - I32 xivu_i32; - HEK * xivu_namehek; - } xiv_u; - union { - MAGIC* xmg_magic; /* linked list of magicalness */ - HV* xmg_ourstash; /* Stash for our (when SvPAD_OUR is true) */ - } xmg_u; - HV* xmg_stash; /* class package */ + _XPV_HEAD; + _XPVMG_HEAD; PerlIO * xio_ifp; /* ifp and ofp are normally the same */ PerlIO * xio_ofp; /* but sockets need separate streams */ |