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authorPaul Eggert <[email protected]>1994-02-18 02:51:33 +0000
committerPaul Eggert <[email protected]>1994-02-18 02:51:33 +0000
commit47ca02a62cf7ba47156410b785675febe0a1e18f (patch)
tree9a921b2d0d2da41d94c797b88dae626abe916fff
parent4f2eb61d72e59ab048c1bc9349f6ce1e50196944 (diff)
(vc-lookup-triple): Yield nil, not "", if NAME is nil.
Otherwise vc-revert-buffer fails with SCCS.
-rw-r--r--lisp/vc.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/vc.el b/lisp/vc.el
index 896e126d17..ed2040a260 100644
--- a/lisp/vc.el
+++ b/lisp/vc.el
@@ -1038,7 +1038,7 @@ on a buffer attached to the file named in the current Dired buffer line."
(defun vc-lookup-triple (file name)
;; Return the numeric version corresponding to a named snapshot of file
;; If name is nil or a version number string it's just passed through
- (cond ((null name) "")
+ (cond ((null name) name)
((let ((firstchar (aref name 0)))
(and (>= firstchar ?0) (<= firstchar ?9)))
name)