[Phillip] wanted to play with the C preprocessor. He decided to do that by creating a 4 bit full adder. We know this is pretty useless in everyday life, but it was a great learning experience. The ...

The C pre-processor can help you write more concise, easy to follow code. It can also let you create a tangled ball of macros and #defines. [s1axter] wrote up a guide on how to use the pre-processor ...

Anywhere the preprocessor finds macroname it replaces it by the string. It is convention to use all caps for the name of the macro to make its status clear. You can write the macro on multiple lines ...

The Python-based CPIP preprocessor for C/C++, having just reached a de facto 1.0 release milestone and available for download, aims to provide developers with a wealth of information about their code.