On second ctrlc immediately die

src/main.cpp

@@ -37,10 +37,20 @@
 
 std::atomic<bool> ctrlc_request;
 
+
+void cancel_request(void)
+{
+    if (ctrlc_request)
+    {
+        exit(1); // Already asked to quit once, lets immediately die
+    }
+    ctrlc_request = true;
+}
+
 #if defined(_WIN32)
 BOOL WINAPI console_handler(DWORD ctrl_type) {
     if (ctrl_type == CTRL_C_EVENT) {
-        ctrlc_request = true;
+        cancel_request();
         return TRUE;
     }
     return FALSE;
@@ -52,7 +62,7 @@ void setup_signal_handler() {
 #else
 void signalHandler(int signal) {
     if (signal == SIGINT) {
-        ctrlc_request = true;
+        cancel_request();
     }
 }