patch 8.1.0562: parsing of 'diffopt' is slightly wrong commit https://github.com/vim/vim/commit/b6fc72851c45a36a370f9516c68508e47b41c4c1 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 4 22:24:16 2018 +0100 patch 8.1.0562: parsing of 'diffopt' is slightly wrong Problem: Parsing of 'diffopt' is slightly wrong. Solution: Fix the parsing and add a test. (Jason Franklin, Christian Brabandt)

#! /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