1# $FreeBSD$ 2 3failures= 4failure() { 5 echo "Error at line $1" >&2 6 failures=x$failures 7} 8 9T=$(mktemp -d ${TMPDIR:-/tmp}/sh-test.XXXXXX) 10trap 'rm -rf $T' 0 11cd $T || exit 3 12mkfifo fifo1 13for i in 1 2 3 4 5 6 7 8 9 10; do 14 exit $i 4<fifo1 & 15done 16exec 3>fifo1 17wait || failure $LINENO 18(${SH} -c echo >&3) 2>/dev/null && failure $LINENO 19wait || failure $LINENO 20 21test -z "$failures" 22