patch 8.2.0509: various code is not properly tested. Commit: https://github.com/vim/vim/commit/cde0ff39da2459b16007fef701ebaa449fb6fe9d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Apr 4 14:00:39 2020 +0200 patch 8.2.0509: various code is not properly tested. Problem: various code is not properly tested. Solution: Add more tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/5871)

#! /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