patch 8.0.1300: file permissions may end up wrong when writing commit https://github.com/vim/vim/commit/cd142e3369db8888163a511dbe9907bcd138829c Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 16 17:03:45 2017 +0100 patch 8.0.1300: file permissions may end up wrong when writing Problem: File permissions may end up wrong when writing. Solution: Use fchmod() instead of chmod() when possible. Don't truncate until we know we can change the file.

" Vim filetype plugin file
" Language:	hg (Mercurial) commit file
" Maintainer:	Ken Takata <kentkt at csc dot jp>
" Last Change:	2016 Jan 6
" Filenames:	hg-editor-*.txt
" License:	VIM License
" URL:		https://github.com/k-takata/hg-vim

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

setlocal nomodeline

let b:undo_ftplugin = 'setl modeline<'