4 files changed, 42 insertions, 6 deletions
diff --git a/modules/gdscript/gdscript_function.cpp b/modules/gdscript/gdscript_function.cpp
index a2f449909f..f83bec0c7f 100644
--- a/modules/gdscript/gdscript_function.cpp
+++ b/modules/gdscript/gdscript_function.cpp
@@ -1535,15 +1535,21 @@ Variant GDScriptFunctionState::_signal_callback(const Variant **p_args, int p_ar
 	// then the function did yield again after resuming.
 	if (ret.is_ref()) {
 		GDScriptFunctionState *gdfs = Object::cast_to<GDScriptFunctionState>(ret);
-		if (gdfs && gdfs->function == function)
+		if (gdfs && gdfs->function == function) {
 			completed = false;
+			gdfs->previous_state = Ref<GDScriptFunctionState>(this);
+		}
 	}
 
 	function = NULL; //cleaned up;
 	state.result = Variant();
 
 	if (completed) {
-		emit_signal("completed", ret);
+		GDScriptFunctionState *state = this;
+		while (state != NULL) {
+			state->emit_signal("completed", ret);
+			state = *(state->previous_state);
+		}
 	}
 
 	return ret;
@@ -1591,15 +1597,21 @@ Variant GDScriptFunctionState::resume(const Variant &p_arg) {
 	// then the function did yield again after resuming.
 	if (ret.is_ref()) {
 		GDScriptFunctionState *gdfs = Object::cast_to<GDScriptFunctionState>(ret);
-		if (gdfs && gdfs->function == function)
+		if (gdfs && gdfs->function == function) {
 			completed = false;
+			gdfs->previous_state = Ref<GDScriptFunctionState>(this);
+		}
 	}
 
 	function = NULL; //cleaned up;
 	state.result = Variant();
 
 	if (completed) {
-		emit_signal("completed", ret);
+		GDScriptFunctionState *state = this;
+		while (state != NULL) {
+			state->emit_signal("completed", ret);
+			state = *(state->previous_state);
+		}
 	}
 
 	return ret;
diff --git a/modules/gdscript/gdscript_function.h b/modules/gdscript/gdscript_function.h
index 9310444c7a..dff4bdfaf2 100644
--- a/modules/gdscript/gdscript_function.h
+++ b/modules/gdscript/gdscript_function.h
@@ -234,6 +234,7 @@ class GDScriptFunctionState : public Reference {
 	GDScriptFunction *function;
 	GDScriptFunction::CallState state;
 	Variant _signal_callback(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
+	Ref<GDScriptFunctionState> previous_state;
 
 protected:
 	static void _bind_methods();
diff --git a/modules/mono/csharp_script.cpp b/modules/mono/csharp_script.cpp
index 525b918b1f..1d0afa7f2d 100644
--- a/modules/mono/csharp_script.cpp
+++ b/modules/mono/csharp_script.cpp
@@ -282,6 +282,15 @@ void CSharpLanguage::get_string_delimiters(List<String> *p_delimiters) const {
 	p_delimiters->push_back("@\" \""); // verbatim string literal
 }
 
+static String get_base_class_name(const String &p_base_class_name, const String p_class_name) {
+
+	String base_class = p_base_class_name;
+	if (p_class_name == base_class) {
+		base_class = "Godot." + base_class;
+	}
+	return base_class;
+}
+
 Ref<Script> CSharpLanguage::get_template(const String &p_class_name, const String &p_base_class_name) const {
 
 	String script_template = "using " BINDINGS_NAMESPACE ";\n"
@@ -308,7 +317,8 @@ Ref<Script> CSharpLanguage::get_template(const String &p_class_name, const Strin
 							 "//    }\n"
 							 "}\n";
 
-	script_template = script_template.replace("%BASE_CLASS_NAME%", p_base_class_name)
+	String base_class_name = get_base_class_name(p_base_class_name, p_class_name);
+	script_template = script_template.replace("%BASE_CLASS_NAME%", base_class_name)
 							  .replace("%CLASS_NAME%", p_class_name);
 
 	Ref<CSharpScript> script;
@@ -327,12 +337,24 @@ bool CSharpLanguage::is_using_templates() {
 void CSharpLanguage::make_template(const String &p_class_name, const String &p_base_class_name, Ref<Script> &p_script) {
 
 	String src = p_script->get_source_code();
-	src = src.replace("%BASE%", p_base_class_name)
+	String base_class_name = get_base_class_name(p_base_class_name, p_class_name);
+	src = src.replace("%BASE%", base_class_name)
 				  .replace("%CLASS%", p_class_name)
 				  .replace("%TS%", _get_indentation());
 	p_script->set_source_code(src);
 }
 
+String CSharpLanguage::validate_path(const String &p_path) const {
+
+	String class_name = p_path.get_file().get_basename();
+	List<String> keywords;
+	get_reserved_words(&keywords);
+	if (keywords.find(class_name)) {
+		return TTR("Class name can't be a reserved keyword");
+	}
+	return "";
+}
+
 Script *CSharpLanguage::create_script() const {
 
 	return memnew(CSharpScript);
diff --git a/modules/mono/csharp_script.h b/modules/mono/csharp_script.h
index 1f609627de..8666149111 100644
--- a/modules/mono/csharp_script.h
+++ b/modules/mono/csharp_script.h
@@ -294,6 +294,7 @@ public:
 	virtual bool is_using_templates();
 	virtual void make_template(const String &p_class_name, const String &p_base_class_name, Ref<Script> &p_script);
 	/* TODO */ virtual bool validate(const String &p_script, int &r_line_error, int &r_col_error, String &r_test_error, const String &p_path, List<String> *r_functions) const { return true; }
+	virtual String validate_path(const String &p_path) const;
 	virtual Script *create_script() const;
 	virtual bool has_named_classes() const;
 	virtual bool supports_builtin_mode() const;