https://github.com/att/ast https://github.com/att/ast There's not really much to it; it's just an example of extending ksh with more builtins, which is simple

https://github.com/att/ast https://github.com/att/ast There's not really much to it; it's just an example of extending ksh with more builtins, which is simple by design. (I really miss what this did for Sun's dbx debugger — instead of being inside some tool with yet another idiosyncratic command language, your shell just grew commands for interacting with the process being debugged.)