[Emacs-diffs] emacs-26 5b6e59c: Implement vc-default-dir-extra-headers for vc-rcs

[Dmitry Gutov]

branch: emacs-26
commit 5b6e59cfdb6acd7b8c02a7ce66bb9f4815876863
Author: İ. Göktuğ Kayaalp <address@hidden>
Commit: Dmitry Gutov <address@hidden>

    Implement vc-default-dir-extra-headers for vc-rcs
    
    Add a do-nothing implementation for vc-rcs to suppress the message which
    the default function adds to the vc-dir buffer (Bug#28570).
    * lisp/vc/vc-rcs.el (vc-rcs-dir-extra-headers): New function.
---
 lisp/vc/vc-rcs.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/vc/vc-rcs.el b/lisp/vc/vc-rcs.el
index db1addb..84ab10b 100644
--- a/lisp/vc/vc-rcs.el
+++ b/lisp/vc/vc-rcs.el
@@ -177,6 +177,8 @@ For a description of possible values, see 
`vc-check-master-templates'."
          (push (list frel state) result))))
     (funcall update-function result)))
 
+(defun vc-rcs-dir-extra-headers (&rest _ignore))
+
 (defun vc-rcs-working-revision (file)
   "RCS-specific version of `vc-working-revision'."
   (or (and vc-consult-headers