Simple shell using pipes on C/C++ Linux

write a my own shell to execute all kinds of functions, clear, delete, exit , extract, file and so on. the detail info is in the requirements of the assignment. the source is consisted of parse command line arguments, execute all kinds of functions,

A Linux Shell in C. It can parse the user input with options, pipes, input/output re-directions. The command can be executed with multiple process with system call.

First part of a shell escape, parse the line, expanding and and ! and printing if implied. -First part of a shell escape, parse the line, expanding and and ! and printing if implied.