Fix crasher, when used as input.
Fix crasher, when used as input.

daemonl/rofi,eigengrau/rofi,daemonl/rofi,t-wissmann/rofi,jubalh/rofi,jreinert/rofi,jubalh/rofi,eigengrau/rofi,stettberger/rofi,carnager/rofi,carnager/rofi,stettberger/rofi,t-wissmann/rofi,carnager/rofi,jreinert/rofi,ThomasAdam/rofi,ThomasAdam/rofi