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authorKarl Heuer <kwzh@gnu.org>1994-02-25 03:24:15 +0000
committerKarl Heuer <kwzh@gnu.org>1994-02-25 03:24:15 +0000
commit9eac7f136e49313e2d3f3af2a0aa359d170a43fe (patch)
tree86c9c164fa82a26e2d514ebf563efb7118753453 /lisp/files.el
parentb263a3b739e896c4740ea94d3d835ebd634bb02c (diff)
downloademacs-9eac7f136e49313e2d3f3af2a0aa359d170a43fe.tar.gz
(set-visited-file-name): Unlock the file if setting the visited file name to
nil.
Diffstat (limited to 'lisp/files.el')
-rw-r--r--lisp/files.el3
1 files changed, 1 insertions, 2 deletions
diff --git a/lisp/files.el b/lisp/files.el
index aac5ebb1a64..1ca1369d250 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -1151,9 +1151,8 @@ if you wish to pass an empty string as the argument."
nil
(expand-file-name filename))))
(or (equal filename buffer-file-name)
- (null filename)
(progn
- (lock-buffer filename)
+ (and filename (lock-buffer filename))
(unlock-buffer)))
(setq buffer-file-name filename)
(if filename ; make buffer name reflect filename.