patch 8.0.0849: crash when job exit callback wipes the terminal commit https://github.com/vim/vim/commit/3c3a80dc59ccc0e0aabb9c8bd58ea84a801dbfc1 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Aug 3 17:06:45 2017 +0200 patch 8.0.0849: crash when job exit callback wipes the terminal Problem: Crash when job exit callback wipes the terminal. Solution: Check for b_term to be NULL. (Yasuhiro Matsumoto, closes https://github.com/vim/vim/issues/1922) Implement options for term_start() to be able to test. Make term_wait() more reliable.

" Vim filetype plugin file
" Language:             calendar(1) input file
" 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< inc< fo<"

setlocal comments=s1:/*,mb:*,ex:*/ commentstring& include&
setlocal formatoptions-=t formatoptions+=croql

let &cpo = s:cpo_save
unlet s:cpo_save