#define SVpav_REIFY 0x80000000 /* can become real */
struct xpv {
- IV xpv_dummy; /* This isn't allocated. */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
};
#endif
struct xpviv {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
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;
+ } xiv_u;
};
+#if 0
+typedef struct xpviv xpviv_allocated;
+#else
+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;
+ } xiv_u;
+} xpviv_allocated;
+#endif
+
+#define xiv_iv xiv_u.xivu_iv
+
struct xpvuv {
- UV xuv_uv; /* unsigned value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
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;
+ } xuv_u;
};
+#define xuv_uv xuv_u.xuvu_uv
+
struct xpvnv {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
};
-#define xnv_nv xnv_u.xnvu_nv
-
/* These structure must match the beginning of struct xpvhv in hv.h. */
struct xpvmg {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
};
struct xpvlv {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
};
struct xpvgv {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
};
struct xpvbm {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
typedef U16 cv_flags_t;
struct xpvfm {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
};
struct xpvio {
- IV xiv_iv; /* integer value or pv offset */
+ NV xnv_nv; /* numeric value, if any */
STRLEN xpv_cur; /* length of svu_pv as a C string */
STRLEN xpv_len; /* allocated size */
union {
- struct {
- void *xnv_p1;
- union {
- void *xnv_p2;
- IV xnv_i2;
- } xnv_u2;
- } xnv_s;
- NV xnvu_nv; /* numeric value, if any */
- } xnv_u;
+ IV xivu_iv; /* integer value or pv offset */
+ UV xivu_uv;
+ void * xivu_p1;
+ } xiv_u;
MAGIC* xmg_magic; /* linked list of magicalness */
HV* xmg_stash; /* class package */
Returns the stash of the SV.
=for apidoc Am|void|SvIV_set|SV* sv|IV val
-Set the value of the IV pointer in sv to val.
+Set the value of the IV pointer in sv to val. It is possible to perform
+the same function of this macro with an lvalue assignment to C<SvIVX>.
+With future Perls, however, it will be more efficient to use
+C<SvIV_set> instead of the lvalue assignment to C<SvIVX>.
=for apidoc Am|void|SvNV_set|SV* sv|NV val
-Set the value of the IV pointer in sv to val.
+Set the value of the NV pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvPV_set|SV* sv|char* val
-Set the value of the PV pointer in sv to val.
+Set the value of the PV pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvUV_set|SV* sv|UV val
-Set the value of the PV pointer in sv to val.
+Set the value of the UV pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvRV_set|SV* sv|SV* val
-Set the value of the RV pointer in sv to val.
+Set the value of the RV pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvMAGIC_set|SV* sv|MAGIC* val
-Set the value of the MAGIC pointer in sv to val.
+Set the value of the MAGIC pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvSTASH_set|SV* sv|STASH* val
-Set the value of the STASH pointer in sv to val.
+Set the value of the STASH pointer in sv to val. See C<SvIV_set>.
=for apidoc Am|void|SvCUR_set|SV* sv|STRLEN len
-Set the current length of the string which is in the SV. See C<SvCUR>.
+Set the current length of the string which is in the SV. See C<SvCUR>
+and C<SvIV_set>.
=for apidoc Am|void|SvLEN_set|SV* sv|STRLEN len
-Set the actual length of the string which is in the SV.
+Set the actual length of the string which is in the SV. See C<SvIV_set>.
=cut
*/