tag

#completion

2 posts

Shell & TerminalFix August 26, 2026 5 min read

Zsh compinit Security: Auditing Completion Paths Before Startup

Why compinit checks ownership and permissions in fpath, how compaudit exposes unsafe completion trees, and how to repair them without bypass flags.

#zsh#completion#security

Shell & TerminalDeep Dive July 10, 2026 5 min read

How Tab Completion Actually Works in Bash and Zsh

Pressing Tab and getting a sensible list looks simple. Underneath, Bash and Zsh implement a programmable system matching rules specific to each command.

#deep-dive#completion#bash