patch 8.2.0168: Coverity warning for assigning NULL to an option Commit: https://github.com/vim/vim/commit/97a2af39cd3249c6cbe5a5c59bc24167632d39ad Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 28 22:52:48 2020 +0100 patch 8.2.0168: Coverity warning for assigning NULL to an option Problem: Coverity warning for assigning NULL to an option. Solution: Use empty string instead of NULL.

#! /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