(vc-cvs-checkout): Handle t argument for REV.

lisp/vc-cvs.el

@@ -5,7 +5,7 @@
 ;; Author:      FSF (see vc.el for full credits)
 ;; Maintainer:  Andre Spiegel <spiegel@gnu.org>
 
-;; $Id: vc-cvs.el,v 1.48 2002/10/11 06:47:49 miles Exp $
+;; $Id: vc-cvs.el,v 1.49 2002/10/17 15:43:48 lektu Exp $
 
 ;; This file is part of GNU Emacs.
 
@@ -421,7 +421,8 @@ REV is the revision to check out into WORKFILE."
                                  (current-buffer) 0 file
                                  "-Q"	; suppress diagnostic output
                                  "update"
-                                 (and rev (not (string= rev ""))
+                                 (and (stringp rev)
+                                      (not (string= rev ""))
                                       (concat "-r" rev))
                                  "-p"
                                  switches)))
@@ -438,26 +439,26 @@ REV is the revision to check out into WORKFILE."
 	    (if (and (file-exists-p file) (not rev))
 		;; If no revision was specified, just make the file writable
 		;; if necessary (using `cvs-edit' if requested).
-	      (and editable (not (eq (vc-cvs-checkout-model file) 'implicit))
-		   (if vc-cvs-use-edit
-		       (vc-cvs-command nil 0 file "edit")
-		     (set-file-modes file (logior (file-modes file) 128))
-		     (if file-buffer (toggle-read-only -1))))
-	    ;; Check out a particular version (or recreate the file).
-	    (vc-file-setprop file 'vc-workfile-version nil)
-	    (apply 'vc-cvs-command nil 0 file
-		   (and editable
-			(or (not (file-exists-p file))
-			    (not (eq (vc-cvs-checkout-model file)
-				     'implicit)))
-			"-w")
-		   "update"
-		   ;; default for verbose checkout: clear the sticky tag so
-		   ;; that the actual update will get the head of the trunk
-		     (if (or (not rev) (string= rev ""))
-			 "-A"
-		       (concat "-r" rev))
-		     switches))))
+                (and editable (not (eq (vc-cvs-checkout-model file) 'implicit))
+                     (if vc-cvs-use-edit
+                         (vc-cvs-command nil 0 file "edit")
+                       (set-file-modes file (logior (file-modes file) 128))
+                       (if file-buffer (toggle-read-only -1))))
+              ;; Check out a particular version (or recreate the file).
+              (vc-file-setprop file 'vc-workfile-version nil)
+              (apply 'vc-cvs-command nil 0 file
+                     (and editable
+                          (or (not (file-exists-p file))
+                              (not (eq (vc-cvs-checkout-model file)
+                                       'implicit)))
+                          "-w")
+                     "update"
+                     ;; default for verbose checkout: clear the sticky tag so
+                     ;; that the actual update will get the head of the trunk
+                     (if (or (not rev) (eq rev t) (string= rev ""))
+                         "-A"
+                       (concat "-r" rev))
+                     switches))))
 	(vc-mode-line file)
 	(message "Checking out %s...done" filename)))))