xref: /freebsd-10-stable/bin/sh/tests/expansion/cmdsubst20.0

# $FreeBSD: stable/10/bin/sh/tests/expansion/cmdsubst20.0 315179 2017-03-12 19:49:08Z jilles $

set -T
trapped=''
trap "trapped=x$trapped" USR1
[ "x$(kill -USR1 $$)y" = xy ] && [ "$trapped" = x ]