How to make a variadic macro (variable number of arguments)

Question

I want to write a macro in C that accepts any number of parameters, not a specific number

example:

#define macro( X )  something_complicated( whateve         


        

Answer 1

explained for g++ here, though it is part of C99 so should work for everyone

http://www.delorie.com/gnu/docs/gcc/gcc_44.html

quick example:

#define debug(format, args...) fprintf (stderr, format, args)