(vc-minor-part): Rename to vc-rcs-minor-part and move to vc-rcs.el.
(vc-default-previous-revision): Rename to vc-rcs-previous-revision
and move to vc-rcs.el.
(vc-default-next-revision): Rename to vc-rcs-next-revision and
move to vc-rcs.el.
(vc-cvs-update-changelog): Move to vc-cvs.el, use vc-call-backend.
(vc-rcs-update-changelog): Remove.
(vc-update-changelog-rcs2log): Rename to vc-rcs-update-changelog
and move to vc-rcs.el.
* vc-rcs.el (vc-rcs-latest-on-branch-p, vc-rcs-checkin)
(vc-rcs-checkout, vc-rcs-rollback): Adjust for the vc-rcs-trunk-p
renaming.
(vc-rcs-trunk-p, vc-rcs-minor-part, vc-rcs-previous-revision)
(vc-rcs-next-revision, vc-rcs-update-changelog): Moved here from
vc.el, renamed to be RCS specific.
* vc-cvs.el (vc-cvs-previous-revision, vc-cvs-next-revision): New functions.
(vc-cvs-update-changelog): Moved here from vc.el.
* vc-sccs.el (vc-sccs-previous-revision, vc-sccs-next-revision):
New functions.
Add an optional argument for the backend, use it instead of
calling vc-backend.
(vc-mode-line): Add an optional argument for the backend. Pass
the backend to vc-state and vc-working-revision. Move code for
special handling for vc-state being a buffer to ...
* vc-rcs.el (vc-rcs-find-file-hook):
* vc-sccs.el (vc-sccs-find-file-hook): ... here. New functions.
* vc-svn.el (vc-svn-state, vc-svn-dir-status, vc-svn-checkout)
(vc-svn-print-log, vc-svn-diff): Pass 'SVN to vc-state,
vc-stay-local-p and vc-mode-line calls.
* vc-cvs.el (vc-cvs-state, vc-cvs-checkout, vc-cvs-print-log)
(vc-cvs-diff, vc-cvs-annotate-command)
(vc-cvs-make-version-backups-p, vc-cvs-stay-local-p)
(vc-cvs-dir-status): Pass 'CVS to vc-state, vc-stay-local-p and
vc-mode-line calls.
* vc.el (vc-deduce-fileset): Use vc-deduce-fileset instead of
direct comparison.
(vc-next-action, vc-transfer-file, vc-rename-file): Also pass the
backend when calling vc-mode-line.
(vc-register): Do not create a closure for calling the vc register
function, call it directly.
(vc-status-create-fileinfo): Make `extra' optional.
(vc-status-busy): New fun.
(vc-status-menu-map): Use it.
(vc-status-crt-marked): Remove.
(vc-status-update): Rename from vc-status-add-entries.
Add argument so as to prevent addition of entries. Rewrite.
(vc-update-vc-status-buffer): Remove.
(vc-status-refresh): Don't remove old entries, set them to
up-to-date instead. Also do it after the update is complete.
(vc-status-marked-files): η-reduce.
machinery in place to support editing of change comments
with 'e' in a log-view buffer. Not documented yet as this
only works for SCCS, RCS, and maybe CVS if you have admin
privileges. When we have backend support for Subversion and
more modern systems it will ve time to write this up.