patch 8.1.2406: leaking memory in test_paste and test_registers Commit: https://github.com/vim/vim/commit/6b649ac4fd0cbf88c5a05d82ad151d0ce980916a Author: Bram Moolenaar <Bram@vim.org> Date: Sat Dec 7 17:47:22 2019 +0100 patch 8.1.2406: leaking memory in test_paste and test_registers Problem: Leaking memory in test_paste and test_registers. Solution: Free the old title. Don't copy expr_line.

#! /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