| 0,0 → 1,24 |
|---|
| #ifndef TYPECHECK_H_INCLUDED |
| #define TYPECHECK_H_INCLUDED |
| |
| /* |
| * Check at compile time that something is of a particular type. |
| * Always evaluates to 1 so you may use it easily in comparisons. |
| */ |
| #define typecheck(type,x) \ |
| ({ type __dummy; \ |
| typeof(x) __dummy2; \ |
| (void)(&__dummy == &__dummy2); \ |
| 1; \ |
| }) |
| |
| /* |
| * Check at compile time that 'function' is a certain type, or is a pointer |
| * to that type (needs to use typedef for the function type.) |
| */ |
| #define typecheck_fn(type,function) \ |
| ({ typeof(type) __tmp = function; \ |
| (void)__tmp; \ |
| }) |
| |
| #endif /* TYPECHECK_H_INCLUDED */ |