Quote needed: Preprocessor usage is bad OO practice

Question

I believe, that the usage of preprocessor directives like #if UsingNetwork is bad OO practice - other coworkers do not. I think, when using an IoC container (e.

Answer 1

Henry Spencer wrote a paper called #ifdef Considered Harmful.

Also, Bjarne Stroustrup himself, in the chapter 18 of his book The Design and Evolution of C++, frowns on the use of preprocessor and wishes to eliminate it completely. However, Stroustrup also recognizes the necessity for #ifdef directive and the conditional compilation and goes on to illustrate that there is no good alternative for it in C++.

Finally, Pete Goodliffe, in chapter 13 of his book Code Craft: The Practice of Writing Excellent Code, gives an example how, even when used for its original purpose, #ifdef can make a mess out of your code.

Hope this helps. However, if your co-workers won't listen to reasonable arguments in the first place, I doubt book quotes will help convince them ;)