In `vc-version-diff', ask to save the file only if we are diffing
authorTaylor R. Campbell <net/mumble/campbell>
Thu, 28 Aug 2008 19:39:19 +0000 (19:39 +0000)
committerTaylor R. Campbell <net/mumble/campbell>
Thu, 28 Aug 2008 19:39:19 +0000 (19:39 +0000)
commitad8c666b93f352c755bbb936406e53ceaeae295d
tree89b7cfa1ee989c55f71e209c2c30f5b0343b25de
parent91f3a3fdb0d90e4cd018d5d28e945b2d151569be
In `vc-version-diff', ask to save the file only if we are diffing
against the current revision.  If we are diffing two specified
revisions, there is no need to save changes in the buffer.

Fix the CVS method for LOCKING-USER in the case when FILE-ATTRIBUTES
returns #F.
v7/src/edwin/vc.scm