3. Enhancing the Functionality of a Package (Tasks)
4. Verifying and Transferring a Package
5. Case Studies of Package Creation
The r.cron Removal Class Action Script
The r.inittab Removal Class Action Script
The path Field
Relocatable Packages
Example-A Traditional Relocatable Package
Supporting Relocation in a Heterogeneous Environment
The preremove Script
How Classes Are Processed During Package Removal
Package Installation Scripts
Becoming Comfortable With Uncertainty
Example—Analysis Scripts That Walk a BASEDIR
Package Environment Variables Available to Scripts
Script Processing During Package Removal
Script Processing During Package Installation
Creating Installation Scripts
Defining Package Dependencies
Design Rules for request Scripts
The request Script
How to Write a request Script
Managing the Base Directory
Patching Packages
Techniques
Upgrading Packages
Walking Base Directories
Writing a request Script
Reserving Additional Space on a Target System
Defining Package Dependencies