Keyboard shortcuts

Press or to navigate between chapters

Press S or / to search in the book

Press ? to show this help

Press Esc to hide this help

nologin

Politely refuse a login.

Implemented

  • Display /etc/nologin.txt if it exists, otherwise a default message
  • Always exit with code 1
  • Accept and ignore all shell-compatibility flags (-c, -i, -l, --rcfile, etc.)