patch 8.2.4057: Vim9: not fully implementing the autoload mechanism Commit: https://github.com/vim/vim/commit/160aa86a9d5f4b99437bf48ef16400de33bf2f50 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 10 21:29:57 2022 +0000 patch 8.2.4057: Vim9: not fully implementing the autoload mechanism Problem: Vim9: not fully implementing the autoload mechanism. Solution: Allow for exporting a legacy function. Improve test coverage.

#! /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