Alchemy
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static_assert.h

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1#ifndef ALCHEMY_STATIC_ASSERT_H
2#define ALCHEMY_STATIC_ASSERT_H
3
4/// @file
5/// STATIC_ASSERT, a compile-time check that emits nothing.
6
7#include "types.h"
8#include "stddef.h"
9
10#ifdef MODERN
11#define STATIC_ASSERT(condition) _Static_assert((condition), #condition)
12#else
13/// C89 permits repeated extern declarations of the same array. A false
14/// condition gives it an invalid size; a true one emits no code or storage.
15#define STATIC_ASSERT(condition) \
16 extern char alchemyStaticAssertion[(condition) ? 1 : -1]
17#endif
18
19#endif
stddef.h
size_t, ptrdiff_t, wchar_t, NULL and offsetof, as the C library defines them.
types.h
The integer types, TRUE, UNUSED and the fixed-address macros.