for ppid in $(ps h -C xterm -o pid); do
N=0
for pid in $(ps h --ppid $ppid -o pid,cmd | awk '{ if($2 == "'${SHELL_NAME}'") { print $1 }}'); do
- K=$(ps h --ppid $pid -o cmd,pid | wc -l)
+ K=$(ps h --ppid $pid -o pid | wc -l)
N=$((N+K+1))
done
if [[ $N == 1 ]]; then