.bashrc: bind only in interactive mode

.bashrc

@@ -20,9 +20,6 @@ shopt -s checkwinsize
 # make less more friendly for non-text input files, see lesspipe(1)
 [ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
 
-bind 'set show-all-if-ambiguous on'
-bind 'TAB:menu-complete'
-
 ##
 ## prompt games
 ##
@@ -272,6 +269,8 @@ fi
 
 case $- in
 	*i*)
+		bind 'set show-all-if-ambiguous on'
+		bind 'TAB:menu-complete'
 		# only with interactive non-sudo shell
 		if [ -n "$SSH_CONNECTION" ] && [ -z "$SUDO_UID" ]; then
 			[ "$(parent)" = "screen" ] || screen -RR