#define vmg_vtable_vtbl(T) (T)->vtbl
-#if VMG_THREADSAFE
STATIC perl_mutex vmg_vtable_refcount_mutex;
-#endif
STATIC vmg_vtable *vmg_vtable_dup(pTHX_ vmg_vtable *t) {
#define vmg_vtable_dup(T) vmg_vtable_dup(aTHX_ (T))
return &PL_sv_undef;
}
-/* ... svt callbacks ....................................................... */
+/* --- svt callbacks ------------------------------------------------------- */
#define VMG_CB_CALL_ARGS_MASK 15
#define VMG_CB_CALL_ARGS_SHIFT 4
#define vmg_cb_call3(I, OI, S, A1, A2, A3) \
vmg_cb_call(aTHX_ (I), VMG_CB_FLAGS((OI), 3), (S), (A1), (A2), (A3))
+STATIC int vmg_svt_default_noop(pTHX_ SV *sv, MAGIC *mg) {
+ return 0;
+}
+
+/* ... get magic ........................................................... */
+
STATIC int vmg_svt_get(pTHX_ SV *sv, MAGIC *mg) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
return vmg_cb_call1(w->cb_get, w->opinfo, sv, mg->mg_obj);
}
+#define vmg_svt_get_noop vmg_svt_default_noop
+
+/* ... set magic ........................................................... */
+
STATIC int vmg_svt_set(pTHX_ SV *sv, MAGIC *mg) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
return vmg_cb_call1(w->cb_set, w->opinfo, sv, mg->mg_obj);
}
+#define vmg_svt_set_noop vmg_svt_default_noop
+
+/* ... len magic ........................................................... */
+
+STATIC U32 vmg_sv_len(pTHX_ SV *sv) {
+#define vmg_sv_len(S) vmg_sv_len(aTHX_ (S))
+ STRLEN len;
+#if VMG_HAS_PERL(5, 9, 3)
+ const U8 *s = VOID2(const U8 *, VOID2(const void *, SvPV_const(sv, len)));
+#else
+ U8 *s = SvPV(sv, len);
+#endif
+
+ return DO_UTF8(sv) ? utf8_length(s, s + len) : len;
+}
+
STATIC U32 vmg_svt_len(pTHX_ SV *sv, MAGIC *mg) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
unsigned int opinfo = w->opinfo;
PUSHs(sv_2mortal(newRV_inc(sv)));
PUSHs(mg->mg_obj ? mg->mg_obj : &PL_sv_undef);
if (t < SVt_PVAV) {
- STRLEN l;
-#if VMG_HAS_PERL(5, 9, 3)
- const U8 *s = VOID2(const U8 *, VOID2(const void *, SvPV_const(sv, l)));
-#else
- U8 *s = SvPV(sv, l);
-#endif
- if (DO_UTF8(sv))
- len = utf8_length(s, s + l);
- else
- len = l;
+ len = vmg_sv_len(sv);
mPUSHu(len);
} else if (t == SVt_PVAV) {
len = av_len((AV *) sv) + 1;
return ret;
}
+STATIC U32 vmg_svt_len_noop(pTHX_ SV *sv, MAGIC *mg) {
+ U32 len = 0;
+ svtype t = SvTYPE(sv);
+
+ if (t < SVt_PVAV) {
+ len = vmg_sv_len(sv);
+ } else if (t == SVt_PVAV) {
+ len = (U32) av_len((AV *) sv);
+ }
+
+ return len;
+}
+
+/* ... clear magic ......................................................... */
+
STATIC int vmg_svt_clear(pTHX_ SV *sv, MAGIC *mg) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
return vmg_cb_call1(w->cb_clear, w->opinfo, sv, mg->mg_obj);
}
+#define vmg_svt_clear_noop vmg_svt_default_noop
+
+/* ... free magic .......................................................... */
+
STATIC int vmg_svt_free(pTHX_ SV *sv, MAGIC *mg) {
const vmg_wizard *w;
int ret = 0;
return ret;
}
+#define vmg_svt_free_noop vmg_svt_default_noop
+
#if VMG_HAS_PERL_MAINT(5, 11, 0, 33256) || VMG_HAS_PERL(5, 12, 0)
# define VMG_SVT_COPY_KEYLEN_TYPE I32
#else
# define VMG_SVT_COPY_KEYLEN_TYPE int
#endif
+/* ... copy magic .......................................................... */
+
STATIC int vmg_svt_copy(pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *key, VMG_SVT_COPY_KEYLEN_TYPE keylen) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
SV *keysv;
return ret;
}
+STATIC int vmg_svt_copy_noop(pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *key, VMG_SVT_COPY_KEYLEN_TYPE keylen) {
+ return 0;
+}
+
+/* ... dup magic ........................................................... */
+
#if 0
STATIC int vmg_svt_dup(pTHX_ MAGIC *mg, CLONE_PARAMS *param) {
return 0;
}
+#define vmg_svt_dup_noop vmg_svt_dup
#endif
+/* ... local magic ......................................................... */
+
#if MGf_LOCAL
+
STATIC int vmg_svt_local(pTHX_ SV *nsv, MAGIC *mg) {
const vmg_wizard *w = vmg_wizard_from_mg_nocheck(mg);
return vmg_cb_call1(w->cb_local, w->opinfo, nsv, mg->mg_obj);
}
+
+#define vmg_svt_local_noop vmg_svt_default_noop
+
#endif /* MGf_LOCAL */
+/* ... uvar magic .......................................................... */
+
#if VMG_UVAR
STATIC OP *vmg_pp_resetuvar(pTHX) {
SvRMAGICAL_on(cSVOP_sv);
/* --- Macros for the XS section ------------------------------------------- */
-#define VMG_SET_CB(S, N) \
- cb = (S); \
- w->cb_ ## N = (SvOK(cb) && SvROK(cb)) ? SvREFCNT_inc(SvRV(cb)) : NULL;
-
-#define VMG_SET_SVT_CB(S, N) \
- cb = (S); \
- if (SvOK(cb) && SvROK(cb)) { \
- t->svt_ ## N = vmg_svt_ ## N; \
- w->cb_ ## N = SvREFCNT_inc(SvRV(cb)); \
- } else { \
- t->svt_ ## N = NULL; \
- w->cb_ ## N = NULL; \
- }
+#ifdef CvISXSUB
+# define VMG_CVOK(C) \
+ ((CvISXSUB(C) ? (void *) CvXSUB(C) : (void *) CvROOT(C)) ? 1 : 0)
+#else
+# define VMG_CVOK(C) (CvROOT(C) || CvXSUB(C))
+#endif
+
+#define VMG_CBOK(S) ((SvTYPE(S) == SVt_PVCV) ? VMG_CVOK(S) : SvOK(S))
+
+#define VMG_SET_CB(S, N) { \
+ SV *cb = (S); \
+ if (SvOK(cb) && SvROK(cb)) { \
+ cb = SvRV(cb); \
+ if (VMG_CBOK(cb)) \
+ SvREFCNT_inc_simple_void(cb); \
+ else \
+ cb = NULL; \
+ } else { \
+ cb = NULL; \
+ } \
+ w->cb_ ## N = cb; \
+}
+
+#define VMG_SET_SVT_CB(S, N) { \
+ SV *cb = (S); \
+ if (SvOK(cb) && SvROK(cb)) { \
+ cb = SvRV(cb); \
+ if (VMG_CBOK(cb)) { \
+ t->svt_ ## N = vmg_svt_ ## N; \
+ SvREFCNT_inc_simple_void(cb); \
+ } else { \
+ t->svt_ ## N = vmg_svt_ ## N ## _noop; \
+ cb = NULL; \
+ } \
+ } else { \
+ t->svt_ ## N = NULL; \
+ cb = NULL; \
+ } \
+ w->cb_ ## N = cb; \
+}
/* --- XS ------------------------------------------------------------------ */
PREINIT:
vmg_wizard *w;
MGVTBL *t;
- SV *cb, *op_info, *copy_key;
+ SV *op_info, *copy_key;
I32 i = 0;
CODE:
if (items != 9