How do I create and maintain a code reuse library?

Question

I am trying to setup a repository of reusable code. I was thinking about having each reusable code module have a certain “Maturity Level” rating. The rating would be defined a

Answer 1

For my library, I just put in code that I wrote that can be used across multiple applications. If code is specific to a particular app then it doesn't go into the library. As more apps use it, the bugs get worked out so I never expect it to be bug free right away. Bugs will be constantly found and fixed as your library matures and is stressed with different apps. It will never be bug free but over time will approach reliability. Also when I realize that API for some stuff is wrong, I don't worry about it and refactor the API as soon as possible.

Here is my library in c++
http://code.google.com/p/kgui/