AnimTestbed/3rdparty/Handmade-Math/test/initializer.h

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2021-11-11 21:22:24 +01:00
// Initializer/finalizer sample for MSVC and GCC/Clang.
// 2010-2016 Joe Lowe. Released into the public domain.
#include <stdio.h>
#include <stdlib.h>
#ifdef __cplusplus
#define _INITIALIZER_T(f) f##_t_
#define _INITIALIZER_U(f) f##_
#define INITIALIZER(f) \
static void f(void); \
struct _INITIALIZER_T(f) { _INITIALIZER_T(f)(void) { f(); } }; static _INITIALIZER_T(f) _INITIALIZER_U(f); \
static void f(void)
#elif defined(_MSC_VER)
#pragma section(".CRT$XCU",read)
#define INITIALIZER2_(f,p) \
static void f(void); \
__declspec(allocate(".CRT$XCU")) void (*f##_)(void) = f; \
__pragma(comment(linker,"/include:" p #f "_")) \
static void f(void)
#ifdef _WIN64
#define INITIALIZER(f) INITIALIZER2_(f,"")
#else
#define INITIALIZER(f) INITIALIZER2_(f,"_")
#endif
#else
#define INITIALIZER(f) \
static void f(void) __attribute__((constructor)); \
static void f(void)
#endif