Variable: tags-case-fold-search
tags-case-fold-search is a customizable variable defined in
etags.el.gz.
Value
default
Documentation
Whether tags operations should be case-sensitive.
A value of t means case-insensitive, a value of nil means case-sensitive.
Any other value means use the setting of case-fold-search.
This variable was added, or its default value changed, in Emacs 21.1.
Probably introduced at or before Emacs version 21.1.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/etags.el.gz
;;;###autoload
(defcustom tags-case-fold-search 'default
"Whether tags operations should be case-sensitive.
A value of t means case-insensitive, a value of nil means case-sensitive.
Any other value means use the setting of `case-fold-search'."
:type '(choice (const :tag "Case-sensitive" nil)
(const :tag "Case-insensitive" t)
(other :tag "Use default" default))
:version "21.1"
:safe 'symbolp)