Possible to convert list of #defines into strings

Question

Suppose I have a list of #defines in a header file for an external library. These #defines represent error codes returned from functions. I want to wri

Answer 1

take a look at boost preprocessor. You could create list/array/sequence of code pairs:

#define codes ((1,"code1"))((...))

#define code1 1
...

// then use preprocessor FOR_EACH to generate error handlers

relevant link:

http://www.boost.org/doc/libs/1_41_0/libs/preprocessor/doc/ref/seq_for_each.html

http://www.boost.org/doc/libs/1_41_0/libs/preprocessor/doc/ref/tuple_elem.html