;; tags for the current buffer's file.
;; If one is found, the lists will be frobnicated,
;; and CONT will be set non-nil so we don't do it below.
- (save-excursion
- (car (tags-table-including buffer-file-name
- tags-table-list)))
- (car tags-table-list)
- tags-file-name
+ (let ((found (save-excursion
+ (tags-table-including buffer-file-name
+ tags-table-list))))
+ (and found
+ ;; Expand it so it won't be nil.
+ (tags-expand-table-name (car found))))
+ (tags-expand-table-name (car tags-table-list))
+ (tags-expand-table-name tags-file-name)
(expand-file-name
(read-file-name "Visit tags table: (default TAGS) "
default-directory
(kill-local-variable 'tags-file-name)
(setq tags-file-name nil)
(error "File %s is not a valid tags table" buffer-file-name))))
-
+\f
(defun file-of-tag ()
"Return the file name of the file whose tags point is within.
Assumes the tags table is the current buffer.
(defun tags-table-files ()
"Return a list of files in the current tags table.
File names returned are absolute."
- (save-excursion
- (visit-tags-table-buffer)
- (or tags-table-files
- (setq tags-table-files
- (funcall tags-table-files-function)))))
+ (or tags-table-files
+ (setq tags-table-files
+ (funcall tags-table-files-function))))
(defun tags-included-tables ()
"Return a list of tags tables included by the current table."
(if (eq what t)
(all-completions string (tags-completion-table) predicate)
(try-completion string (tags-completion-table) predicate))))
-
+\f
;; Return a default tag to search for, based on the text at point.
(defun find-tag-default ()
(save-excursion
(setq next-file-list (tags-table-files))))
(or next-file-list
(save-excursion
+ ;; Get the files from the next tags table.
;; When doing (visit-tags-table-buffer t),
;; the tags table buffer must be current.
(if (and (visit-tags-table-buffer 'same)