#define PERL_HASH_INTERNAL_(hash,str,len,internal) \
STMT_START { \
- register const char * const s_PeRlHaSh_tmp = str; \
- register const unsigned char *s_PeRlHaSh = (const unsigned char *)s_PeRlHaSh_tmp; \
- register I32 i_PeRlHaSh = len; \
- register U32 hash_PeRlHaSh = (internal ? PL_rehash_seed : PERL_HASH_SEED); \
+ const char * const s_PeRlHaSh_tmp = str; \
+ const unsigned char *s_PeRlHaSh = (const unsigned char *)s_PeRlHaSh_tmp; \
+ I32 i_PeRlHaSh = len; \
+ U32 hash_PeRlHaSh = (internal ? PL_rehash_seed : PERL_HASH_SEED); \
while (i_PeRlHaSh--) { \
hash_PeRlHaSh += *s_PeRlHaSh++; \
hash_PeRlHaSh += (hash_PeRlHaSh << 10); \
Returns the package name of a stash, or NULL if C<stash> isn't a stash.
See C<SvSTASH>, C<CvSTASH>.
+=for apidoc Am|STRLEN|HvNAMELEN|HV *stash
+Returns the length of the stash's name.
+
+=for apidoc Am|unsigned char|HvNAMEUTF8|HV *stash
+Returns true if the name is in UTF8 encoding.
+
=for apidoc Am|char*|HvENAME|HV* stash
Returns the effective name of a stash, or NULL if there is none. The
effective name represents a location in the symbol table where this stash
name is preferable to C<HvNAME> for use in MRO linearisations and isa
caches.
+=for apidoc Am|STRLEN|HvENAMELEN|HV *stash
+Returns the length of the stash's effective name.
+
+=for apidoc Am|unsigned char|HvENAMEUTF8|HV *stash
+Returns true if the effective name is in UTF8 encoding.
+
=for apidoc Am|void*|HeKEY|HE* he
Returns the actual pointer stored in the key slot of the hash entry. The
pointer may be either C<char*> or C<SV*>, depending on the value of
lengths.
=for apidoc Am|SV*|HeVAL|HE* he
-Returns the value slot (type C<SV*>) stored in the hash entry.
+Returns the value slot (type C<SV*>) stored in the hash entry. Can be assigned
+to.
+
+ SV *foo= HeVAL(hv);
+ HeVAL(hv)= sv;
+
=for apidoc Am|U32|HeHASH|HE* he
Returns the computed hash stored in the hash entry.
? HvAUX(hv)->xhv_mro_meta \
: Perl_mro_meta_init(aTHX_ hv))
-/* FIXME - all of these should use a UTF8 aware API, which should also involve
- getting the length. */
#define HvNAME_HEK_NN(hv) \
( \
HvAUX(hv)->xhv_name_count \
#define HvENAME_HEK(hv) \
(SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name ? HvENAME_HEK_NN(hv) : NULL)
#define HvENAME_get(hv) \
- ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvENAME_HEK_NN(hv)) \
+ ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvAUX(hv)->xhv_name_count != -1) \
? HEK_KEY(HvENAME_HEK_NN(hv)) : NULL)
#define HvENAMELEN_get(hv) \
- ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvENAME_HEK_NN(hv)) \
+ ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvAUX(hv)->xhv_name_count != -1) \
? HEK_LEN(HvENAME_HEK_NN(hv)) : 0)
#define HvENAMEUTF8(hv) \
- ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvENAME_HEK_NN(hv)) \
+ ((SvOOK(hv) && HvAUX(hv)->xhv_name_u.xhvnameu_name && HvAUX(hv)->xhv_name_count != -1) \
? HEK_UTF8(HvENAME_HEK_NN(hv)) : 0)
/* the number of keys (including any placeholders) */
#define hv_magic(hv, gv, how) sv_magic(MUTABLE_SV(hv), MUTABLE_SV(gv), how, NULL, 0)
#define hv_undef(hv) Perl_hv_undef_flags(aTHX_ hv, 0)
-/* available as a function in hv.c */
-#define Perl_sharepvn(sv, len, hash) HEK_KEY(share_hek(sv, len, hash))
-#define sharepvn(sv, len, hash) Perl_sharepvn(sv, len, hash)
+#define Perl_sharepvn(pv, len, hash) HEK_KEY(share_hek(pv, len, hash))
+#define sharepvn(pv, len, hash) Perl_sharepvn(pv, len, hash)
#define share_hek_hek(hek) \
(++(((struct shared_he *)(((char *)hek) \
/* flags for the refcounted_he API */
#define REFCOUNTED_HE_KEY_UTF8 0x00000001
+#ifdef PERL_CORE
+# define REFCOUNTED_HE_EXISTS 0x00000002
+#endif
#ifdef PERL_CORE
* Local variables:
* c-indentation-style: bsd
* c-basic-offset: 4
- * indent-tabs-mode: t
+ * indent-tabs-mode: nil
* End:
*
- * ex: set ts=8 sts=4 sw=4 noet:
+ * ex: set ts=8 sts=4 sw=4 et:
*/