##########################################
# /etc/bash.bashrc
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## PS1 정보가 없으면 인터랙티브 쉘로 인식하지 않아서 처리 안함 
# If not running interactively, don't do anything
[ -z "$PS1" ] && return


##########################################
# ~/.bashrc
##########################################
## 로그인시 전달받은 인자를 확인해서 인터랙티브 쉘이 아니면 종료 
# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac