xapian安装：
$ suenter your root password# rpm -ivh http://rpm.eprints.org/rpm-eprints-org-key-1-1.noarch.rpm# rpm -ivh http://rpm.eprints.org/xapian/6/noarch/rpm-eprints-org-xapian-6-1.noarch.rpm# yum update# yum install xapian-omega xapian-bindings-{php,python,tcl8,perl,ruby}

xapian安装