master fbad9c05ea: Handle error in bookmark-relocate when filename is nil

[Eli Zaretskii]

branch: master
commit fbad9c05ea1066c0ae48d40eca782bd406e4c42d
Author: Gabriel do Nascimento Ribeiro <gabriel376@hotmail.com>
Commit: Eli Zaretskii <eliz@gnu.org>

    Handle error in bookmark-relocate when filename is nil
    
    * lisp/bookmark.el (bookmark-relocate): Handle error when
    filename is nil.  (Bug#59326)
---
 lisp/bookmark.el | 31 ++++++++++++++++++-------------
 1 file changed, 18 insertions(+), 13 deletions(-)

diff --git a/lisp/bookmark.el b/lisp/bookmark.el
index 15e7273f91..7f3a264f53 100644
--- a/lisp/bookmark.el
+++ b/lisp/bookmark.el
@@ -1396,20 +1396,25 @@ after a bookmark was set in it."
   (interactive (list (bookmark-completing-read "Bookmark to relocate")))
   (bookmark-maybe-historicize-string bookmark-name)
   (bookmark-maybe-load-default-file)
-  (let* ((bmrk-filename (bookmark-get-filename bookmark-name))
-         (newloc (abbreviate-file-name
-                  (expand-file-name
-                   (read-file-name
-                    (format "Relocate %s to: " bookmark-name)
-                    (file-name-directory bmrk-filename))))))
-    (bookmark-set-filename bookmark-name newloc)
-    (bookmark-update-last-modified bookmark-name)
-    (setq bookmark-alist-modification-count
-          (1+ bookmark-alist-modification-count))
-    (if (bookmark-time-to-save-p)
+  (let ((bmrk-filename (bookmark-get-filename bookmark-name)))
+    ;; FIXME: Make `bookmark-relocate' support bookmark Types
+    ;; besides files and directories.
+    (unless bmrk-filename
+      (user-error "Cannot relocate bookmark of type \"%s\""
+                  (bookmark-type-from-full-record
+                   (bookmark-get-bookmark bookmark-name))))
+    (let ((newloc (abbreviate-file-name
+                   (expand-file-name
+                    (read-file-name
+                     (format "Relocate %s to: " bookmark-name)
+                     (file-name-directory bmrk-filename))))))
+      (bookmark-set-filename bookmark-name newloc)
+      (bookmark-update-last-modified bookmark-name)
+      (setq bookmark-alist-modification-count
+            (1+ bookmark-alist-modification-count))
+      (when (bookmark-time-to-save-p)
         (bookmark-save))
-    (bookmark-bmenu-surreptitiously-rebuild-list)))
-
+      (bookmark-bmenu-surreptitiously-rebuild-list))))
 
 ;;;###autoload
 (defun bookmark-insert-location (bookmark-name &optional no-history)