--- backuo/cmd.py	2007-10-19 13:54:25.000000000 +0200
+++ cmd.py	2007-10-19 14:19:54.000000000 +0200
@@ -130,6 +130,13 @@
                             line = raw_input(self.prompt)
                         except EOFError:
                             line = 'EOF'
+                        except KeyboardInterrupt:
+                            self.stdout.write('\nare you sure you want to exit? y/n ')
+                            answer =''
+                            while (answer != 'y') & (answer != 'n'):
+                                answer = raw_input()
+                                if answer == 'y':
+                                    exit(0) 	
                     else:
                         self.stdout.write(self.prompt)
                         self.stdout.flush()