C#: Clear instance bindings callbacks on finalizing the language

When finalizing the C# language every C# instance is disposed and the instance bindings callbacks are no longer valid. Clearing the instance bindings ensures these callbacks are not called, and since we dispose of every C# instance there should be no leaks.
This commit is contained in:
Raul Santos 2024-06-14 20:10:03 +02:00
parent 5833f59786
commit 13d26fccdd
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@ -148,7 +148,7 @@ void CSharpLanguage::finalize() {
finalizing = true;
// Make sure all script binding gchandles are released before finalizing GDMono
// Make sure all script binding gchandles are released before finalizing GDMono.
for (KeyValue<Object *, CSharpScriptBinding> &E : script_bindings) {
CSharpScriptBinding &script_binding = E.value;
@ -156,6 +156,10 @@ void CSharpLanguage::finalize() {
script_binding.gchandle.release();
script_binding.inited = false;
}
// Make sure we clear all the instance binding callbacks so they don't get called
// after finalizing the C# language.
script_binding.owner->free_instance_binding(this);
}
if (gdmono) {
@ -1227,6 +1231,11 @@ void CSharpLanguage::_instance_binding_free_callback(void *, void *, void *p_bin
}
GDExtensionBool CSharpLanguage::_instance_binding_reference_callback(void *p_token, void *p_binding, GDExtensionBool p_reference) {
// Instance bindings callbacks can only be called if the C# language is available.
// Failing this assert usually means that we didn't clear the instance binding in some Object
// and the C# language has already been finalized.
DEV_ASSERT(CSharpLanguage::get_singleton() != nullptr);
CRASH_COND(!p_binding);
CSharpScriptBinding &script_binding = ((RBMap<Object *, CSharpScriptBinding>::Element *)p_binding)->get();
@ -1662,7 +1671,7 @@ bool CSharpInstance::_reference_owner_unsafe() {
// but the managed instance is alive, the refcount will be 1 instead of 0.
// See: _unreference_owner_unsafe()
// May not me referenced yet, so we must use init_ref() instead of reference()
// May not be referenced yet, so we must use init_ref() instead of reference()
if (static_cast<RefCounted *>(owner)->init_ref()) {
CSharpLanguage::get_singleton()->post_unsafe_reference(owner);
unsafe_referenced = true;