commit https://github.com/vim/vim/commit/f609dcf8c1094f6fc95f4fc36321a1fb08a7110c Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 3 17:43:17 2015 +0100 patch 7.4.954 Problem: When using Lua there may be a crash. (issue https://github.com/vim/vim/issues/468) Solution: Avoid using an unitialized tv. (Yukihiro Nakadaira)

#! /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