(vc-hg-revision-completion-table, vc-hg-revision-table): Make it work when the

arg is a list of files.

lisp/ChangeLog

 2007-10-20  Stefan Monnier  <monnier@iro.umontreal.ca>
 
+	* vc-hg.el (vc-hg-revision-completion-table, vc-hg-revision-table):
 	* vc-git.el (vc-git-revision-completion-table, vc-git-revision-table):
 	* vc-cvs.el (vc-cvs-revision-completion-table):
 	* vc-arch.el (vc-arch-revision-completion-table): Make it work when the

lisp/vc-hg.el

@@ -294,19 +294,19 @@
 		  (list "-r" oldvers))
 	      (list ""))))))
 
-(defun vc-hg-revision-table (file)
-  (let ((default-directory (file-name-directory file)))
+(defun vc-hg-revision-table (files)
+  (let ((default-directory (file-name-directory (car files))))
     (with-temp-buffer
       (vc-hg-command t nil file "log" "--template" "{rev} ")
       (split-string 
        (buffer-substring-no-properties (point-min) (point-max))))))
 
 ;; Modelled after the similar function in vc-cvs.el
-(defun vc-hg-revision-completion-table (file)
-  (lexical-let ((file file)
+(defun vc-hg-revision-completion-table (files)
+  (lexical-let ((files files)
                 table)
     (setq table (lazy-completion-table
-                 table (lambda () (vc-hg-revision-table file))))
+                 table (lambda () (vc-hg-revision-table files))))
     table))
 
 (defun vc-hg-diff-tree (file &optional oldvers newvers buffer)