Discover in detail of UNIX mechanism - `pipe`
The purpose of this project is the discovery in detail UNIX mechanism - pipe
.
You can read the subject: pipex.subject.pdf
The program pipex
should repeat the behaviour of the next shell command
$> < file1 cmd1 | cmd2 > file2
and looks like this:
$> ./pipex file1 cmd1 cmd2 file2
All errors like: wrong commands, permission to files and etc, need be handle.