#! /usr/bin/bash

pacman -Qsq | while read line;
  do echo \> checking $line; pacman -Qlq $line | grep -vP '^/etc' | grep -vP '/$' |
    while read line2
      do if [[ ! -e "$line2" ]] && [[ ! -s "$line2" ]]
        then echo $line $line2 | tee -a  corrupt; break
      fi
  done
done

echo Now run 'xargs pacman -S <<< "$(cut -d "\' \'" -f 1 corrupt)"'