Function: vc-default-retrieve-tag
vc-default-retrieve-tag is a byte-compiled function defined in
vc.el.gz.
Signature
(vc-default-retrieve-tag BACKEND DIR NAME UPDATE)
Source Code
;; Defined in /usr/src/emacs/lisp/vc/vc.el.gz
(defun vc-default-retrieve-tag (backend dir name update)
(if (string-empty-p name)
(vc-file-tree-walk dir
(lambda (f)
(and (vc-up-to-date-p f)
(vc-error-occurred
(vc-call-backend backend 'checkout f nil "")
(when update
(vc-resynch-buffer f t t))))))
(let ((result (vc-tag-precondition dir)))
(if (stringp result)
(error "File %s is locked" result)
(setq update (and (eq result 'visited) update))
(vc-file-tree-walk dir
(lambda (f)
(vc-error-occurred
(vc-call-backend backend 'checkout f nil name)
(when update
(vc-resynch-buffer f t t)))))))))