9 lines · c
1#define xCAT(A,B) A ## B2#define CAT(A,B) xCAT(A,B)3#undef EL4#define EL CAT(isl_,BASE)5#define xFN(TYPE,NAME) TYPE ## _ ## NAME6#define FN(TYPE,NAME) xFN(TYPE,NAME)7#define xS(TYPE,NAME) struct TYPE ## _ ## NAME8#define S(TYPE,NAME) xS(TYPE,NAME)9