1# $FreeBSD: src/tools/regression/bin/sh/builtins/dot4.0,v 1.1 2011/05/22 12:15:14 jilles Exp $ 2 3v=abcd 4v=$v$v$v$v 5v=$v$v$v$v 6v=$v$v$v$v 7v=$v$v$v$v 8v=$v$v$v$v 9r=$( ( 10 trap 'exit 0' 0 11 . "$v" 12) 2>&1 >/dev/null) && [ -n "$r" ] 13