[fedora-india] How to write spec file with upgrade option?

[Lakshmipathi.G]

Hi -
I have made some success with rpm -i option :) Now its time for rpm -U.
Do we have documents related to how to write  upgradable package - So far I
found one
http://www.ibm.com/developerworks/library/l-rpm2/
But looking for more details on.thanks for any help


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Cheers,
Lakshmipathi.G
FOSS Programmer.
www.giis.co.in
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