PREUN

/bin/sh

if [ $1 = 0 ]; then	# execute this only if we are NOT doing an upgrade
    service dhcpd stop >/dev/null 2>&1
    service dhcrelay stop >/dev/null 2>&1
    /sbin/chkconfig --del dhcpd
    /sbin/chkconfig --del dhcrelay
fi
exit 0

POSTIN

/bin/sh

/sbin/chkconfig --add dhcpd
/sbin/chkconfig --add dhcrelay
if [ "$1" -ge 1 ]; then
    if [ ! -e /usr/share/man/man5/dhcp-options.5.gz ]; then
        ln -s /usr/share/man/man5/dhcpd-options.5.gz /usr/share/man/man5/dhcp-options.5.gz
    fi
    if [ ! -e /usr/share/man/man5/dhcp-eval.5.gz ]; then
        ln -s /usr/share/man/man5/dhcpd-eval.5.gz /usr/share/man/man5/dhcp-eval.5.gz
    fi
fi
exit 0

POSTUN

/bin/sh

if [ "$1" -ge "1" ]; then
    service dhcpd condrestart >/dev/null 2>&1
    service dhcrelay condrestart >/dev/null 2>&1
elif [ "$1" -eq 0 ]; then
    if [ -e /usr/share/man/man5/dhclient-options.5.gz ]; then
        ln -sf /usr/share/man/man5/dhclient-options.5.gz /usr/share/man/man5/dhcp-options.5.gz
    fi
    if [ -e /usr/share/man/man5/dhclient-eval.5.gz ]; then
        ln -sf /usr/share/man/man5/dhclient-eval.5.gz /usr/share/man/man5/dhcp-eval.5.gz
    fi
fi
exit 0