Introduction - If you have any usage issues, please Google them yourself
1. Preparation of a C program as a Linux kernel shell command line interpreter. Shell procedures should be used with Bource shell the same way as operational procedures. 2. Increased functionality so that customers can use, "" operator, as ordered by the end tags. A "" the end of the order should be concurrent with the implementation of the shell. 3. Increased functionality so that customers can use "lt;" "Gt;" As a filename prefix to redirect stdin and stdout descriptors. Similarly, allows users to use pipeline operator, "" two parallel processes, and a process to redirect stdout second process stdin.