I just finished building a shell last week for my University operating systems course. It's interesting to see the difference in quality when a person is lookin

I just finished building a shell last week for my University operating systems course. It's interesting to see the difference in quality when a person is looking to make a project for themselves that they are writing about vs fulfilling requirements from a document. Although this seems to be missing a few things like & and pipe, I find it very interesting how so many people can Implement a shell differently with the same C syscalls.