????/etc/profile:?????????????????????????????????????ε???????????????.
????????/etc/profile.d????????????????shell??????.
????/etc/bashrc:?????????bash shell???????д????.??bash shell?????????????????.
????~/.bash_profile:?????????????????????????????????shell??????????????????
?????????????????!???????￡????????Щ??????????????????.bashrc???.
????~/.bashrc:?????????????????bash shell??bash????????????????δ??μ?shell?????
??????????????.
????~/.bash_logout:??????????(???bash shell)?????и????.
????????/etc/profile???趨?????(???)????????????κ????????~/.bashrc?????趨?????(???)?????/etc/profile?е????????????"????"???.
????~/.bash_profile ????????login ??????? bash ???е?
????~/.bashrc ?????? non-login ??????? bash ???е?
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