patch 8.1.0494: functions do not check for a window ID in other tabs commit https://github.com/vim/vim/commit/babfcf54ae9bf9570eddf4958a553635cd589e21 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Oct 25 13:11:16 2018 +0200 patch 8.1.0494: functions do not check for a window ID in other tabs Problem: Functions do not check for a window ID in other tabs. Solution: Also find the window ID in other than the current tab.

" Vim filetype plugin file
" Language:             m4
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2008-07-09

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl com< cms< fo<"

setlocal comments=:#,:dnl commentstring=dnl\ %s
setlocal formatoptions-=t formatoptions+=croql

let &cpo = s:cpo_save
unlet s:cpo_save