gistfile1.txt

      qemu-img create linux.img ${size}
      (
        set -x
        sleep 1;
        KEYS_UP=$'\e'[A
        KEYS_DOWN=$'\e'[B
        KEYS_RIGHT=$'\e'[C
        KEYS_LEFT=$'\e'[D
        echo -n $KEYS_DOWN
        sleep 0;
        echo -n $KEYS_DOWN
        echo ""
        sleep 0
        echo -n "x"
        sleep 0
        echo $'\t'
        sleep 2
        echo -n "     "
      )| qemu-system-x86_64 ${pkgs.lib.escapeShellArgs qemuOpts}