New cmdline options to control debug and progress/status

Modeled after systemd.show_status, currently without the 'auto' setting.

- finit.debug[=bool]
- finit.show_status[=bool]
- finit.status_style[=old,classic,new,modern]

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/finit.c

@@ -307,11 +307,8 @@ static void finalize(void)
 	plugin_run_hooks(HOOK_SYSTEM_UP);
 	service_step_all(SVC_TYPE_ANY);
 
-	/* Enable silent mode before starting TTYs */
-	if (!debug) {
-		_d("Going silent ...");
-		show_progress(0);
-	}
+	/* Disable progress output at normal runtime */
+	enable_progress(0);
 
 	/* Delayed start of TTYs at bootstrap */
 	_d("Launching all getty services ...");
@@ -410,6 +407,9 @@ int main(int argc, char *argv[])
 	if (!rescue && !debug)
 		screen_init();
 
+	/* Allow progress, if enabled */
+	enable_progress(1);
+
 	/*
 	 * In case of emergency.
 	 */