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µÇÈëºóÆô¶¯Ò»¸öÐ嵀 shell :
´ËʱÎÒÃdzÆÖ®ÎªÒ»¸ö subshell, Ò²¾ÍÊÇ˵ÔÚÃüÁîÁÐÖмüÈë bash, ³ýÁËÔ­ÏȵÇÈëʱµÄbashÖ®Íâ, ÓÖÁíÍâÆô¶¯ÁËÒ»¸öÐ嵀 bash shell.
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/etc/profile ÓÉ root Ëù¿ØÖÆ, ÓÃÀ´É趨ÊʺÏÈ«ÌåʹÓÃÕßµÄshell»·¾³
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¼ÈÈ»ÓÐÁË .bash_profile, ΪºÎÒªÓÐ .bash_login ¼° .profile ?ÕâÊÇÒòΪÓÐЩÈË¿ÉÄÜÊÇ´Ó Bourne shell ÒÆ×ª¹ýÀ´µÄ, ÄÇô, Ö»Òª½« Bourne shell Ö÷ÒªµÄÆð¶¯µµ .profile ÒÆµ½×Ô¼ÒĿ¼ÖÐ, ·ÅÆúʹÓà .bash_profile ¼° .bash_login ¼´¿É¼ÌÐøÑØÓÃÒÔǰµÄÉ趨»·¾³
.bash_login ´æÔÚÀíÓÉ»òÐíºÍ c shell ÓйØ, µ«ÒòΪ bash ºÍ c shell ¶þÕßÓï·¨²¢²»ÍêÈ«ÏàÈÝ, Òò´Ë, ²¢²»½¨Ò齫 c shell µÄÆô¶¯µµÖ±½ÓÒÆ¹ýÀ´Ê¹ÓÃ.
.bashrc ÔòÊÇÓÃÀ´É趨 subshell µÄ»·¾³µÄ, Ö®ËùÒÔÒªÓÐÕâ¸ö .bashrc ÊÇΪÃâ subshell²úÉúʱ, ÓÖÖØ¸²½« /etc/profile Ö´ÐÐÒ»´Î. ÎÒÃÇ·¢ÏÖ .bashrc ÖÐÒÑÔ¤ÏÈ»áÈ¥Ö´ÐÐ /etc/bashrcµÄÖ¸Áî, Õâ±íʾ, »òÐí root »á½«²úÉú subshell ʱµÄ»·¾³ÉèºÃÁË,ʹÓÃÕßÖ»ÒªÑØÓà /etc/bashrcµÄÄÚÈÝ, Ó¦¸Ã²»»áÓÐÈκÎÎÊÌâ.
.bash_logout ÊÇʹÓÃÕߵdzöÖ÷»ú֮ǰ, »áÈ¥Ö´ÐеÄÉ趨µµ, Èç¹ûʹÓÃÕßÏ£ÍûÔÚËûµÇ³öϵͳ֮ºó, ÄܰïËû×Ô¶¯´¦ÀíһЩËöÊÂ, ±ÈÈç: Çå³ýÁÙʱÎļþ, Çå³ýÆÁÄ»µÈ, ¿ÉÒÔÔÚÕâ¸öµµ°¸ÖмÓÒÔÉ趨.
 


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