patch 8.1.2278: using "cd" with "exe" may fail Commit: https://github.com/vim/vim/commit/3503d7c94a6c8c2a5ca1665d648d0cb81afcc863 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 9 20:10:17 2019 +0100 patch 8.1.2278: using "cd" with "exe" may fail Problem: Using "cd" with "exe" may fail. Solution: Use chdir() instead.

#! /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