1# $OpenBSD: yes-head.sh,v 1.7 2023/01/14 10:05:54 dtucker Exp $ 2# Placed in the Public Domain. 3 4tid="yes pipe head" 5 6lines=`${SSH} -F $OBJ/ssh_proxy thishost 'sh -c "while true;do echo yes;done | _POSIX2_VERSION=199209 head -2000"' | (sleep 3 ; wc -l)` 7if [ $? -ne 0 ]; then 8 fail "yes|head test failed" 9+ lines=0 10fi 11if [ $lines -ne 2000 ]; then 12 fail "yes|head returns $lines lines instead of 2000" 13fi 14