PREIN

/bin/sh

getent passwd clamsmtp >/dev/null || useradd -r -g mail -d /var/lib/clamd.clamsmtp -s /sbin/nologin -c 'User to own clamsmtp directories and default processes' clamsmtp
exit 0

PREUN

/bin/sh

if [ $1 -eq 0 ];
then
    /sbin/service clamsmtpd stop &>/dev/null || :
    /sbin/chkconfig --del clamsmtpd

    /sbin/service clamsmtp-clamd stop &>/dev/null || :
    /sbin/chkconfig --del clamsmtp-clamd
fi

POSTIN

/bin/sh

/sbin/chkconfig --add clamsmtpd
/sbin/chkconfig --add clamsmtp-clamd

POSTUN

/bin/sh

if [ $1 -ge 1 ]; then
    /sbin/service clamsmtpd condrestart &>/dev/null || :
fi