commit https://github.com/vim/vim/commit/e5a8f35b4286135f3469f3b00a6c2220553d9658 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 16 21:30:54 2016 +0200 patch 7.4.2220 Problem: printf() gives an error when the argument for %s is not a string. (Ozaki Kiichi) Solution: Behave like invoking string() on the argument. (Ken Takata)

#! /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