#include "mop.h"
SV *mop_method_metaclass;
SV *mop_associated_metaclass;
SV *mop_wrap;
static void
mop_update_method_map(pTHX_ HV *const stash, HV *const map)
{
char *method_name;
I32 method_name_len;
SV *method;
HV *symbols;
symbols = mop_get_all_package_symbols(stash, TYPE_FILTER_CODE);
sv_2mortal((SV*)symbols);
(void)hv_iterinit(map);
while ((method = hv_iternextsv(map, &method_name, &method_name_len))) {
SV *body;
SV *stash_slot;
if (!SvROK(method)) {
continue;
}
if (sv_isobject(method)) {
/* $method_object->body() */
body = mop_call0(aTHX_ method, KEY_FOR(body));
}
else {
body = method;
}
stash_slot = *hv_fetch(symbols, method_name, method_name_len, TRUE);
if (SvROK(stash_slot) && ((CV*)SvRV(body)) == ((CV*)SvRV(stash_slot))) {
continue;
}
/* delete $map->{$method_name} */
(void)hv_delete(map, method_name, method_name_len, G_DISCARD);
}
}
MODULE = Class::MOP::Mixin::HasMethods PACKAGE = Class::MOP::Mixin::HasMethods
PROTOTYPES: DISABLE
void
_method_map(self)
SV *self
PREINIT:
HV *const obj = (HV *)SvRV(self);
SV *const class_name = HeVAL( hv_fetch_ent(obj, KEY_FOR(package), 0, HASH_FOR(package)) );
HV *const stash = gv_stashsv(class_name, 0);
UV current;
SV *cache_flag;
SV *map_ref;
PPCODE:
if (!stash) {
mXPUSHs(newRV_noinc((SV *)newHV()));
return;
}
current = mop_check_package_cache_flag(aTHX_ stash);
cache_flag = HeVAL( hv_fetch_ent(obj, KEY_FOR(package_cache_flag), TRUE, HASH_FOR(package_cache_flag)));
map_ref = HeVAL( hv_fetch_ent(obj, KEY_FOR(methods), TRUE, HASH_FOR(methods)));
/* $self->{methods} does not yet exist (or got deleted) */
if ( !SvROK(map_ref) || SvTYPE(SvRV(map_ref)) != SVt_PVHV ) {
SV *new_map_ref = newRV_noinc((SV *)newHV());
sv_2mortal(new_map_ref);
sv_setsv(map_ref, new_map_ref);
}
if ( !SvOK(cache_flag) || SvUV(cache_flag) != current ) {
mop_update_method_map(aTHX_ stash, (HV *)SvRV(map_ref));
sv_setuv(cache_flag, mop_check_package_cache_flag(aTHX_ stash)); /* update_cache_flag() */
}
XPUSHs(map_ref);
BOOT:
mop_method_metaclass = newSVpvs("method_metaclass");
mop_associated_metaclass = newSVpvs("associated_metaclass");
mop_wrap = newSVpvs("wrap");
INSTALL_SIMPLE_READER(Mixin::HasMethods, method_metaclass);
INSTALL_SIMPLE_READER(Mixin::HasMethods, wrapped_method_metaclass);