Variable: etags-xref-find-definitions-tag-order
etags-xref-find-definitions-tag-order is a variable defined in
etags.el.gz.
Value
(tag-exact-match-p tag-implicit-name-match-p)
Documentation
Tag order used in xref-backend-definitions to look for definitions.
If you want xref-find-definitions to find the tagged files by their
file name, add tag-partial-file-name-match-p to the list value.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/etags.el.gz
(defvar etags-xref-find-definitions-tag-order '(tag-exact-match-p
tag-implicit-name-match-p)
"Tag order used in `xref-backend-definitions' to look for definitions.
If you want `xref-find-definitions' to find the tagged files by their
file name, add `tag-partial-file-name-match-p' to the list value.")