patch 8.1.1780: warning for file no longer available is repeated commit https://github.com/vim/vim/commit/674e2bde6e7b0c468f304713aa8f97a45e1fcc89 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 31 20:21:01 2019 +0200 patch 8.1.1780: warning for file no longer available is repeated Problem: Warning for file no longer available is repeated every time Vim is focused. (Brian Armstrong) Solution: Only give the message once. (closes #4748)

" Vim filetype plugin file
" Language:	Diff
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2005 Jul 27

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl modeline<"

" Don't use modelines in a diff, they apply to the diffed file
setlocal nomodeline