void ObjectMemory::run_finalizers(STATE, CallFrame* call_frame) {
if(running_finalizers_) return;
running_finalizers_ = true;
for(std::list<FinalizeObject*>::iterator i = to_finalize_.begin();
i != to_finalize_.end(); ) {
FinalizeObject* fi = *i;
if(fi->finalizer) {
(*fi->finalizer)(state, fi->object);
// Unhook any handle used by fi->object so that we don't accidentally
// try and mark it later (after we've finalized it)
if(fi->object->inflated_header_p()) {
InflatedHeader* ih = fi->object->inflated_header();
if(capi::Handle* handle = ih->handle()) {
handle->forget_object();
ih->set_handle(0);
}
}
// If the object was remembered, unremember it.
if(fi->object->remembered_p()) {
unremember_object(fi->object);
}
} else if(fi->ruby_finalizer) {
// Rubinius specific code. If the finalizer is Qtrue, then
// send the object the finalize message
if(fi->ruby_finalizer == Qtrue) {
fi->object->send(state, call_frame, state->symbol("__finalize__"), true);
} else {
Array* ary = Array::create(state, 1);
ary->set(state, 0, fi->object->id(state));
OnStack<1> os(state, ary);
fi->ruby_finalizer->send(state, call_frame, state->symbol("call"), ary, Qnil, true);
}
} else {
std::cerr << "Unsupported object to be finalized: "
<< fi->object->to_s(state)->c_str() << "\n";
}
fi->status = FinalizeObject::eFinalized;
i = to_finalize_.erase(i);
}
running_finalizers_ = false;
}
void ObjectMemory::in_finalizer_thread(STATE) {
CallFrame* call_frame = 0;
utilities::thread::Thread::set_os_name("rbx.finalizer");
GCTokenImpl gct;
state->vm()->thread->hard_unlock(state, gct);
// Forever
for(;;) {
FinalizeObject* fi;
// Take the lock, remove the first one from the list,
// then process it.
{
SCOPE_LOCK(state->vm(), finalizer_lock_);
state->vm()->set_call_frame(0);
while(to_finalize_.empty()) {
GCIndependent indy(state);
finalizer_var_.wait(finalizer_lock_);
}
fi = to_finalize_.front();
to_finalize_.pop_front();
}
if(fi->finalizer) {
(*fi->finalizer)(state, fi->object);
// Unhook any handle used by fi->object so that we don't accidentally
// try and mark it later (after we've finalized it)
if(capi::Handle* handle = fi->object->handle(state)) {
handle->forget_object();
fi->object->clear_handle(state);
}
// If the object was remembered, unremember it.
if(fi->object->remembered_p()) {
unremember_object(fi->object);
}
} else if(fi->ruby_finalizer) {
// Rubinius specific code. If the finalizer is cTrue, then
// send the object the finalize message
if(fi->ruby_finalizer == cTrue) {
fi->object->send(state, call_frame, state->symbol("__finalize__"));
} else {
Array* ary = Array::create(state, 1);
ary->set(state, 0, fi->object->id(state));
OnStack<1> os(state, ary);
fi->ruby_finalizer->send(state, call_frame, G(sym_call), ary);
}
} else {
std::cerr << "Unsupported object to be finalized: "
<< fi->object->to_s(state)->c_str(state) << std::endl;
}
fi->status = FinalizeObject::eFinalized;
}
state->checkpoint(gct, 0);
}
