patch 8.1.0387: no test for 'ambiwidth' detection commit https://github.com/vim/vim/commit/24839edc54e985ed88d063513226922a6f5b7554 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 13 20:46:52 2018 +0200 patch 8.1.0387: no test for 'ambiwidth' detection Problem: No test for 'ambiwidth' detection. Solution: Add a test.

#! /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