Added an auto quit and auto build flag to the command line options.

editor/editor_node.cpp

@@ -1784,7 +1784,7 @@ void EditorNode::_run(bool p_current, const String &p_custom) {
 		editor_data.save_editor_external_data();
 	}
 
-	if (!_call_build())
+	if (!call_build())
 		return;
 
 	if (bool(EDITOR_DEF("run/output/always_clear_output_on_play", true))) {
@@ -2321,7 +2321,7 @@ void EditorNode::_menu_option_confirm(int p_option, bool p_confirmed) {
 			if (run_native->is_deploy_debug_remote_enabled()) {
 				_menu_option_confirm(RUN_STOP, true);
 
-				if (!_call_build())
+				if (!call_build())
 					break; // build failed
 
 				emit_signal("play_pressed");
@@ -4525,7 +4525,7 @@ void EditorNode::add_build_callback(EditorBuildCallback p_callback) {
 
 EditorBuildCallback EditorNode::build_callbacks[EditorNode::MAX_BUILD_CALLBACKS];
 
-bool EditorNode::_call_build() {
+bool EditorNode::call_build() {
 
 	for (int i = 0; i < build_callback_count; i++) {
 		if (!build_callbacks[i]())

editor/editor_node.h

@@ -596,7 +596,6 @@ private:
 	static EditorPluginInitializeCallback plugin_init_callbacks[MAX_INIT_CALLBACKS];
 	void _save_default_environment();
 
-	bool _call_build();
 	static int build_callback_count;
 	static EditorBuildCallback build_callbacks[MAX_BUILD_CALLBACKS];
 
@@ -634,6 +633,8 @@ protected:
 	static void _bind_methods();
 
 public:
+	bool call_build();
+
 	static void add_plugin_init_callback(EditorPluginInitializeCallback p_callback);
 
 	enum EditorTable {

main/main.cpp

@@ -125,6 +125,8 @@ static bool editor = false;
 static bool show_help = false;
 static bool disable_render_loop = false;
 static int fixed_fps = -1;
+static bool auto_build_solutions = false;
+static bool auto_quit = false;
 
 static OS::ProcessID allow_focus_steal_pid = 0;
 
@@ -261,6 +263,7 @@ void Main::print_help(const char *p_binary) {
 	OS::get_singleton()->print("  --export-debug                   Use together with --export, enables debug mode for the template.\n");
 	OS::get_singleton()->print("  --doctool <path>                 Dump the engine API reference to the given <path> in XML format, merging if existing files are found.\n");
 	OS::get_singleton()->print("  --no-docbase                     Disallow dumping the base types (used with --doctool).\n");
+	OS::get_singleton()->print("  --build-solutions                Builds the scripting solutions (IE. C#).\n");
 #ifdef DEBUG_METHODS_ENABLED
 	OS::get_singleton()->print("  --gdnative-generate-json-api     Generate JSON dump of the Godot API for GDNative bindings.\n");
 #endif
@@ -526,6 +529,9 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 		} else if (I->get() == "-p" || I->get() == "--project-manager") { // starts project manager
 
 			project_manager = true;
+		} else if (I->get() == "--build-solutions") { // Build the scripting solution such C#
+
+			auto_build_solutions = true;
 #endif
 		} else if (I->get() == "--no-window") { // disable window creation, Windows only
 
@@ -552,6 +558,8 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 			}
 		} else if (I->get() == "-u" || I->get() == "--upwards") { // scan folders upwards
 			upwards = true;
+		} else if (I->get() == "--quit" || I->get() == "-q") { // Auto quit at the end of the first main loop iteration
+			auto_quit = true;
 		} else if (I->get().ends_with("project.godot")) {
 			String path;
 			String file = I->get();
@@ -1848,7 +1856,16 @@ bool Main::iteration() {
 		target_ticks = MIN(MAX(target_ticks, current_ticks - time_step), current_ticks + time_step);
 	}
 
-	return exit;
+#ifdef TOOLS_ENABLED
+	if (auto_build_solutions) {
+		auto_build_solutions = false;
+		if (!EditorNode::get_singleton()->call_build()) {
+			ERR_FAIL_V(true);
+		}
+	}
+#endif
+
+	return exit || auto_quit;
 }
 
 void Main::force_redraw() {