patch 8.1.1018: window cleared when entering Terminal-Normal twice commit https://github.com/vim/vim/commit/8376c3d3216f65b93fb3bc03dbbe0c1bdf4faeff Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 19 20:50:43 2019 +0100 patch 8.1.1018: window cleared when entering Terminal-Normal twice Problem: Window cleared when entering Terminal-Normal twice. (Epheien) Solution: Don't cleanup scrollback when there is no postponed scrollback. (Christian Brabandt, closes #4126)

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done