Ensure cyclic dependencies between scripts are broken at exit

This commit is contained in:
Pedro J. Estébanez 2020-09-10 01:26:50 +02:00
parent 95828161d4
commit e25f5e791e

View file

@ -1053,7 +1053,9 @@ GDScript::~GDScript() {
memdelete(E->get());
}
GDScriptCache::remove_script(get_path());
if (GDScriptCache::singleton) { // Cache may have been already destroyed at engine shutdown.
GDScriptCache::remove_script(get_path());
}
_save_orphaned_subclasses();
@ -2035,7 +2037,23 @@ GDScriptLanguage::~GDScriptLanguage() {
if (_call_stack) {
memdelete_arr(_call_stack);
}
singleton = nullptr;
// Clear dependencies between scripts, to ensure cyclic references are broken (to avoid leaks at exit).
while (script_list.first()) {
GDScript *script = script_list.first()->self();
for (Map<StringName, GDScriptFunction *>::Element *E = script->member_functions.front(); E; E = E->next()) {
GDScriptFunction *func = E->get();
for (int i = 0; i < func->argument_types.size(); i++) {
func->argument_types.write[i].script_type_ref = Ref<Script>();
}
func->return_type.script_type_ref = Ref<Script>();
}
for (Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.front(); E; E = E->next()) {
E->get().data_type.script_type_ref = Ref<Script>();
}
}
singleton = NULL;
}
void GDScriptLanguage::add_orphan_subclass(const String &p_qualified_name, const ObjectID &p_subclass) {