For this project, you will implement your own Shell or Command Line Interpreter (e.g. to replace /bin/bash for simple interactions with the Linux Kernel.). Your shell will be character-oriented, and will fork off processes to execute user commands.
8 freelancers are bidding on average $39 for this job
I've screwed around with writing super simple shells before, and have screwed around with other already-made shells. I'd advise you, if you can do it, to try to fork from one of those.