Description: Objective: 1, Application of UNIX-fork () system call, such as the preparation of a c program has the following features: a) the realization of the basic functions of Shell, including: print prompt accepted and analysis of the command line (least squares void spaces, tab symbols, as well as line breaks, etc.) the implementation of the command (must be an error to deal with enter or exit from the bye) return to the parent process b) the procedures to deal with the background (no wait) c) to deal with multi-line command (command-line analysis of the ' ' and processing) d) Application of dup (), pipe () system call with the input and output redirection and pipes function
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ivi_ls.c
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