Recursive includes can be useful. For example Boost Preprocessor [1] uses them to implement iteration. [1] http://www.boostpro.com/mplbook/preprocessor.html ht

Recursive includes can be useful. For example Boost Preprocessor [1] uses them to implement iteration. [1] http://www.boostpro.com/mplbook/preprocessor.html http://www.boostpro.com/mplbook/preprocessor.html