Ralph Angenendt (ra+centos at br-online.de) kirjoitteli (30.10.2008 17:12): > for i in /etc/aliases /etc/postfix/virtual; do > cat $i | grep -Ev "(^#|^\s+$|^$)" | sed -e "s/://" | awk '{print $1}' | \ > sort -u | tr \\n , > done > > Adapt to needs. Thanks, that looks neat, and works. For real-world use, I guess the source files (in my case aliases, virtusertable) should be prepared first - the list will include unwanted users like "bin" or "mysql", mailing list name defined in virtusertable, and possibly other strange things too. - Jussi -- Jussi Hirvi * Green Spot Topeliuksenkatu 15 C * 00250 Helsinki * Finland Tel. & fax +358 9 493 981 * Mobile +358 40 771 2098 (only sms) jussi.hirvi at greenspot.fi * http://www.greenspot.fi