+2005-01-09 Andre Spiegel <spiegel@gnu.org>
+
+ * vc.el (vc-allow-async-revert): New user option.
+ (vc-disable-async-diff): New internal variable.
+ (vc-revert-buffer): Use them to disable asynchronous diff.
+
+ * vc-cvs.el, vc-arch.el, vc-svn.el, vc-mcvs.el (vc-cvs-diff,
+ vc-arch-diff, vc-svn-diff, vc-mcvs-diff): Don't diff
+ asynchronously if vc-disable-async-diff is t.
+
2005-01-09 Jay Belanger <belanger@truman.edu>
* calc/calc.el (defcalcmodevar): New macro.