Silence the rest of vc compilation

* vc/vc-cvs.el (vc-exec-after, vc-coding-system-for-diff, vc-resynch-buffer):
Declare.
(vc-switches, vc-default-revert, vc-version-backup-file): Autoload.

* vc/vc-git.el (vc-exec-after, vc-set-async-update, grep-read-regexp)
(grep-read-files, grep-expand-template, vc-dir-refresh): Declare.
(vc-setup-buffer, vc-switches, vc-resynch-buffer): Autoload.

* vc/vc-hg.el (vc-exec-after, vc-set-async-update): Declare.
(vc-setup-buffer, vc-switches, vc-do-async-command): Autoload.

* vc/vc-sccs.el (vc-file-tree-walk): Declare.
(vc-expand-dirs, vc-switches, vc-setup-buffer, vc-delistify)
(vc-tag-precondition, vc-rename-master): Autoload.

lisp/ChangeLog

@@ -6,12 +6,24 @@
 	(vc-exec-after, vc-set-async-update, vc-default-dir-printer)
 	(vc-resynch-buffer, vc-dir-refresh): Declare.
 	(vc-setup-buffer, vc-switches): Autoload.
+	* vc/vc-cvs.el (vc-exec-after, vc-coding-system-for-diff)
+	(vc-resynch-buffer): Declare.
+	(vc-switches, vc-default-revert, vc-version-backup-file): Autoload.
 	* vc/vc-dir.el (desktop-missing-file-warning): Declare.
+	* vc/vc-git.el (vc-exec-after, vc-set-async-update)
+	(grep-read-regexp, grep-read-files, grep-expand-template)
+	(vc-dir-refresh): Declare.
+	(vc-setup-buffer, vc-switches, vc-resynch-buffer): Autoload.
+	* vc/vc-hg.el (vc-exec-after, vc-set-async-update): Declare.
+	(vc-setup-buffer, vc-switches, vc-do-async-command): Autoload.
 	* vc/vc-mtn.el (vc-exec-after): Declare.
 	(vc-switches): Autoload.
 	* vc/vc-rcs.el (vc-expand-dirs, vc-switches)
 	(vc-tag-precondition, vc-buffer-sync, vc-rename-master): Autoload.
 	(vc-file-tree-walk): Declare.
+	* vc/vc-sccs.el (vc-file-tree-walk): Declare.
+	(vc-expand-dirs, vc-switches, vc-setup-buffer, vc-delistify)
+	(vc-tag-precondition, vc-rename-master): Autoload.
 	* vc/vc-svn.el (vc-exec-after): Declare.
 	(vc-switches, vc-setup-buffer): Autoload.
 	* obsolete/vc-mcvs.el (vc-checkout, vc-switches, vc-default-revert):

lisp/vc/vc-cvs.el

@@ -280,6 +280,8 @@ committed and support display of sticky tags."
 ;;; State-changing functions
 ;;;
 
+(autoload 'vc-switches "vc")
+
 (defun vc-cvs-register (files &optional _rev comment)
   "Register FILES into the CVS version-control system.
 COMMENT can be used to provide an initial description of FILES.
@@ -415,6 +417,8 @@ REV is the revision to check out."
 (defun vc-cvs-delete-file (file)
   (vc-cvs-command nil 0 file "remove" "-f"))
 
+(autoload 'vc-default-revert "vc")
+
 (defun vc-cvs-revert (file &optional contents-done)
   "Revert FILE to the working revision on which it was based."
   (vc-default-revert 'CVS file contents-done)
@@ -501,6 +505,8 @@ Will fail unless you have administrative privileges on the repo."
 ;;;
 
 (declare-function vc-rcs-print-log-cleanup "vc-rcs" ())
+;; Follows vc-cvs-command, which uses vc-do-command from vc-dispatcher.
+(declare-function vc-exec-after "vc-dispatcher" (code))
 
 (defun vc-cvs-print-log (files buffer &optional _shortlog _start-revision limit)
   "Print commit log associated with FILES into specified BUFFER.
@@ -519,6 +525,9 @@ Remaining arguments are ignored."
   "Get comment history of a file."
   (vc-call-backend 'RCS 'comment-history file))
 
+(autoload 'vc-version-backup-file "vc")
+(declare-function vc-coding-system-for-diff "vc" (file))
+
 (defun vc-cvs-diff (files &optional oldvers newvers buffer)
   "Get a difference report using CVS between two revisions of FILE."
   (let* (process-file-side-effects
@@ -665,6 +674,10 @@ workspace is immediately moved to that new branch)."
   (vc-cvs-command nil 0 dir "tag" "-c" (if branchp "-b") name)
   (when branchp (vc-cvs-command nil 0 dir "update" "-r" name)))
 
+;; Follows vc-cvs-command, which uses vc-do-command from vc-dispatcher.
+(declare-function vc-resynch-buffer "vc-dispatcher"
+                  (file &optional keep noquery reset-vc-info))
+
 (defun vc-cvs-retrieve-tag (dir name update)
   "Retrieve a tag at and below DIR.
 NAME is the name of the tag; if it is empty, do a `cvs update'.

lisp/vc/vc-git.el

@@ -443,6 +443,12 @@ or an empty string if none."
     (when next-stage
       (vc-git-dir-status-goto-stage next-stage files update-function))))
 
+;; Follows vc-git-command (or vc-do-async-command), which uses vc-do-command
+;; from vc-dispatcher.
+(declare-function vc-exec-after "vc-dispatcher" (code))
+;; Follows vc-exec-after.
+(declare-function vc-set-async-update "vc-dispatcher" (process-buffer))
+
 (defun vc-git-dir-status-goto-stage (stage files update-function)
   (erase-buffer)
   (pcase stage
@@ -731,6 +737,8 @@ This prompts for a branch to merge from."
 
 ;;; HISTORY FUNCTIONS
 
+(autoload 'vc-setup-buffer "vc-dispatcher")
+
 (defun vc-git-print-log (files buffer &optional shortlog start-revision limit)
   "Print commit log associated with FILES into specified BUFFER.
 If SHORTLOG is non-nil, use a short format based on `vc-git-root-log-format'.
@@ -857,6 +865,8 @@ or BRANCH^ (where \"^\" can be repeated)."
       (indent-region (point-min) (point-max) 2)
       (buffer-string))))
 
+(autoload 'vc-switches "vc")
+
 (defun vc-git-diff (files &optional rev1 rev2 buffer)
   "Get a difference report using Git between two revisions of FILES."
   (let (process-file-side-effects)
@@ -1010,6 +1020,12 @@ or BRANCH^ (where \"^\" can be repeated)."
   (or (vc-file-getprop file 'git-root)
       (vc-file-setprop file 'git-root (vc-find-root file ".git"))))
 
+;; grep-compute-defaults autoloads grep.
+(declare-function grep-read-regexp "grep" ())
+(declare-function grep-read-files "grep" (regexp))
+(declare-function grep-expand-template "grep"
+                 (template &optional regexp files dir excl))
+
 ;; Derived from `lgrep'.
 (defun vc-git-grep (regexp &optional files dir)
   "Run git grep, searching for REGEXP in FILES in directory DIR.
@@ -1065,6 +1081,10 @@ This command shares argument histories with \\[rgrep] and \\[grep]."
 	(if (eq next-error-last-buffer (current-buffer))
 	    (setq default-directory dir))))))
 
+;; Everywhere but here, follows vc-git-command, which uses vc-do-command
+;; from vc-dispatcher.
+(autoload 'vc-resynch-buffer "vc-dispatcher")
+
 (defun vc-git-stash (name)
   "Create a stash."
   (interactive "sStash name: ")
@@ -1122,6 +1142,9 @@ This command shares argument histories with \\[rgrep] and \\[grep]."
 	(match-string 1)
       (error "Cannot find stash at point"))))
 
+;; vc-git-stash-delete-at-point must be called from a vc-dir buffer.
+(declare-function vc-dir-refresh "vc-dir" ())
+
 (defun vc-git-stash-delete-at-point ()
   (interactive)
   (let ((stash (vc-git-stash-get-at-point (point))))

lisp/vc/vc-hg.el

@@ -245,6 +245,8 @@ highlighting the Log View buffer."
                  (repeat :tag "Argument List" :value ("") string))
   :group 'vc-hg)
 
+(autoload 'vc-setup-buffer "vc-dispatcher")
+
 (defun vc-hg-print-log (files buffer &optional shortlog start-revision limit)
   "Print commit log associated with FILES into specified BUFFER.
 If SHORTLOG is non-nil, use a short format based on `vc-hg-root-log-format'.
@@ -306,6 +308,8 @@ If LIMIT is non-nil, show no more than this many entries."
 	    ("^tag: +\\([^ ]+\\)$" (1 'highlight))
 	    ("^summary:[ \t]+\\(.+\\)" (1 'log-view-message)))))))
 
+(autoload 'vc-switches "vc")
+
 (defun vc-hg-diff (files &optional oldvers newvers buffer)
   "Get a difference report using hg between two revisions of FILES."
   (let* ((firstfile (car files))
@@ -591,6 +595,12 @@ REV is the revision to check out into WORKFILE."
         (forward-line))
       (funcall update-function result)))
 
+;; Follows vc-hg-command (or vc-do-async-command), which uses vc-do-command
+;; from vc-dispatcher.
+(declare-function vc-exec-after "vc-dispatcher" (code))
+;; Follows vc-exec-after.
+(declare-function vc-set-async-update "vc-dispatcher" (process-buffer))
+
 (defun vc-hg-dir-status (dir update-function)
   (vc-hg-command (current-buffer) 'async dir "status" "-C")
   (vc-exec-after
@@ -651,6 +661,8 @@ REV is the revision to check out into WORKFILE."
   ;;       modified files
   "Value of `compilation-error-regexp-alist' in *vc-hg* buffers.")
 
+(autoload 'vc-do-async-command "vc-dispatcher")
+
 (defun vc-hg-pull (prompt)
   "Issue a Mercurial pull command.
 If called interactively with a set of marked Log View buffers,

lisp/vc/vc-sccs.el

@@ -155,6 +155,8 @@ For a description of possible values, see `vc-check-master-templates'."
             (vc-sccs-state file))))
     (vc-sccs-state file)))
 
+(autoload 'vc-expand-dirs "vc")
+
 (defun vc-sccs-dir-status (dir update-function)
   ;; FIXME: this function should be rewritten, using `vc-expand-dirs'
   ;; is not TRTD because it returns files from multiple backends.
@@ -216,6 +218,8 @@ Optional string REV is a revision."
   ;; SCCS is totally file-oriented, so all we have to do is make the directory
   (make-directory "SCCS"))
 
+(autoload 'vc-switches "vc")
+
 (defun vc-sccs-register (files &optional rev comment)
   "Register FILES into the SCCS version-control system.
 REV is the optional revision number for the file.  COMMENT can be used
@@ -356,6 +360,9 @@ Remaining arguments are ignored."
   (vc-sccs-do-command buffer 0 "prs" (mapcar 'vc-name files))
   (when limit 'limit-unsupported))
 
+(autoload 'vc-setup-buffer "vc-dispatcher")
+(autoload 'vc-delistify "vc-dispatcher")
+
 ;; FIXME use sccsdiff if present?
 (defun vc-sccs-diff (files &optional oldvers newvers buffer)
   "Get a difference report using SCCS between two filesets."
@@ -432,6 +439,9 @@ Remaining arguments are ignored."
 ;;; our own set of name-to-revision mappings.
 ;;;
 
+(autoload 'vc-tag-precondition "vc")
+(declare-function vc-file-tree-walk "vc" (dirname func &rest args))
+
 (defun vc-sccs-create-tag (dir name branchp)
   (when branchp
     (error "SCCS backend does not support module branches"))
@@ -460,6 +470,8 @@ Remaining arguments are ignored."
     (goto-char (point-min))
     (re-search-forward  "%[A-Z]%" nil t)))
 
+(autoload 'vc-rename-master "vc")
+
 (defun vc-sccs-rename-file (old new)
   ;; Move the master file (using vc-rcs-master-templates).
   (vc-rename-master (vc-name old) new vc-sccs-master-templates)