问个mime的问题

billkof

要加入一种新的文件格式的mime到fedora
到底是要把信息加到哪里呢？
我发现有两个包
shared-mime-info
gnome-mime-data
不知道以哪个为准？这两个包的用途有啥区别？

smqt

Name : shared-mime-info        
Version : 0.70         Vendor : Fedora Project
Release : 3.fc12         Date : 2009-10-08 18:05:01
Group : System Environment/Base         Source RPM : shared-mime-info-0.70-3.fc12.src.rpm
Size : 1.34 MB        
Packager : Fedora Project        
Summary : Shared MIME information database
Description :
This is the freedesktop.org shared MIME info database.

Many programs and desktops use the MIME system to represent the types of
files. Frequently, it is necessary to work out the correct MIME type for
a file. This is generally done by examining the file\'s name or contents,
and looking up the correct MIME type in a database.






Name : gnome-mime-data        
Version : 2.4.2         Vendor : Red Hat, Inc_
Release : 3.1         Date : 2006-07-12 12:23:39
Group : System Environment/Libraries         Source RPM : gnome-mime-data-2.4.2-3.1.src.rpm
Size : 3.39 MB        
Packager : Red Hat, Inc_ < http://bugzilla_redhat_com/bugzilla>        
Summary : MIME type data files for GNOME desktop
Description :
gnome-mime-data provides the file type recognition data files for gnome-vfs

遇上rpm不知道用处，找http://rpm.pbone.net/