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APUE练习题3.2——write your own dup2
Advanced Programming in the Unix Environment练习题3.2： 题目：Write your own dup2 function that performs the same service as the dup2 function described in Section 3.12, without calling the fcntl function.原创 2014-03-16 20:57:03 · 1393 阅读 · 0 评论 -
APUE练习题3.5 - 文件重定向
原题： 3.5 The Bourne shell, Bourne-again shell, and Korn shell notation digit1>&digit2 says to redirect descriptor digit1 to the same file as descriptor digit2. What is the differ原创 2014-03-24 20:02:35 · 1300 阅读 · 1 评论