Enable printing to console with Windows subsystem

Author: Freaky

src/main.rs

@@ -1,19 +1,33 @@
-#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+#![windows_subsystem = "windows"]
 #![allow(non_snake_case)]
 
 mod backend;
 mod background;
 mod compact;
 mod compression;
+mod config;
 mod folder;
 mod gui;
 mod persistence;
-mod config;
+
+use winapi::um::wincon::{AttachConsole, FreeConsole, ATTACH_PARENT_PROCESS};
 
 fn main() {
+    let mut rc = 0;
+
+    // Enable console printing with Windows subsystem
+    unsafe {
+        AttachConsole(ATTACH_PARENT_PROCESS);
+    }
+
     if let Err(e) = std::panic::catch_unwind(gui::spawn_gui) {
         eprintln!("Unhandled panic: {:?}", e);
+        rc = 1;
+    }
 
-        std::process::exit(1);
+    unsafe {
+        FreeConsole();
     }
+
+    std::process::exit(rc);
 }