Commit 5f8cdaf2 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(tags-add-tables): New variable.

(visit-tags-table-buffer): Use it.
(default-tags-table-function): No longer user var, no longer autoload.
parent b5f37d3f
......@@ -42,6 +42,11 @@ To switch to a new list of tags tables, setting this variable is sufficient.
If you set this variable, do not also set `tags-file-name'.
Use the `etags' program to make a tags table file.")
(defvar tags-add-tables nil
"*Non-nil means always add a new tags table to the current list.
This eliminates the need to ask the user whether to add a new tags table
to the current list (as opposed to starting a new list).")
(defvar tags-table-list-pointer nil
"Pointer into `tags-table-list' where the current state of searching is.
Might instead point into a list of included tags tables.
......@@ -73,10 +78,10 @@ If nil, and the symbol that is the value of `major-mode'
has a `find-tag-default-function' property (see `put'), that is used.
Otherwise, `find-tag-default' is used.")
(defvar default-tags-table-function nil
"*If non-nil, a function of no arguments to choose a default tags file
for a particular buffer.")
"If non-nil, a function to choose a default tags file for a buffer.
This function receives no arguments and should return the default
tags table file to use for the current buffer.")
(defvar tags-location-stack nil
"List of markers which are locations visited by \\[find-tag].
......@@ -478,13 +483,14 @@ Returns t if it visits a tags table, or nil if there are no more in the list."
;; Not found in any existing set.
(if (and tags-table-list
(y-or-n-p (concat "Add " tags-file-name
" to current list"
" of tags tables? ")))
(or tags-add-tables
(y-or-n-p (concat "Add to current list"
" of tags tables? "))))
;; Add it to the current list.
(setq tags-table-list (cons tags-file-name
;; Make a fresh list, and store the old one.
(message "Starting a new list of tags tables")
(or (memq tags-table-list tags-table-set-list)
(setq tags-table-set-list
(cons tags-table-list tags-table-set-list)))
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