When using Proguard, do you need a separate config for each referenced library?

Question

My application has references to HoloEverywhere and SherlockActionBar, both which are in-workspace projects. When I enabled Proguard for the application only, it crashes giving

Answer 1

No you do not.

Use these rules to keep the referenced classes un-obfuscated.

-keep class com.actionbarsherlock.** {*;}
-keep class org.holoeverywhere.** {*;}