Variable: shell-highlight-undef-enable
shell-highlight-undef-enable is a customizable variable defined in
shell.el.gz.
Value
nil
Documentation
Enable highlighting of undefined commands in shell buffers.
This variable only has effect when the shell is started. Use the
command shell-highlight-undef-mode(var)/shell-highlight-undef-mode(fun) to toggle highlighting of
undefined commands.
This variable was added, or its default value changed, in Emacs 29.1.
Probably introduced at or before Emacs version 29.1.
Source Code
;; Defined in /usr/src/emacs/lisp/shell.el.gz
(defcustom shell-highlight-undef-enable nil
"Enable highlighting of undefined commands in shell buffers.
This variable only has effect when the shell is started. Use the
command `shell-highlight-undef-mode' to toggle highlighting of
undefined commands."
:type 'boolean
:group 'shell
:safe 'booleanp
:version "29.1")