commit https://github.com/vim/vim/commit/8b778d55993d951a65f8a59843cecd177c707676 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Feb 18 20:31:34 2016 +0100 patch 7.4.1347 Problem: When there is any error Vim will use a non-zero exit code. Solution: When using ":silent!" do not set the exit code. (Yasuhiro Matsumoto)

#! /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