shell-tutorial | How to write a UNIX shell , with a lot | Command Line Interface library

shell-tutorial is a C library typically used in Utilities, Command Line Interface applications. shell-tutorial has no bugs, it has no vulnerabilities and it has low support. You can download it from GitHub.

script requires a fair amount of code in most other languages, and that’s probably in part why the shell has been such an enduring tool for the past few decades. But such historical appreciation simply breeds complacency; it’s time for something better than /bin/bash. Before writing it, though, it’s probably useful to understand what bash is doing internally. That’s what this guide is about.