patch 8.1.1349: if writing runs into conversion error backup file is deleted commit https://github.com/vim/vim/commit/cf0bfd9ade5173bcc12563bfc90c21a4db10535d Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 18 18:52:04 2019 +0200 patch 8.1.1349: if writing runs into conversion error backup file is deleted Problem: If writing runs into a conversion error the backup file is deleted. (Arseny Nasokin) Solution: Don't delete the backup file is the file was overwritten and a conversion error occurred. (Christian Brabandt, closes #4387)

#!/bin/sh
# enable DEC locator input model on remote terminal
printf  "\033[1;2'z\033[1;3'{\c"
vim "$@"
# disable DEC locator input model on remote terminal
printf  "\033[2;4'{\033[0'z\c"