freestnd-c-hdrs-0bsd/stddef.h

52 lines
1.4 KiB
C

/* Copyright (C) 2022-2024 mintsuki and contributors.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __FREESTND_C_HDRS_STDDEF_H
#define __FREESTND_C_HDRS_STDDEF_H 1
typedef __SIZE_TYPE__ size_t;
typedef __PTRDIFF_TYPE__ ptrdiff_t;
#ifndef __cplusplus
typedef __WCHAR_TYPE__ wchar_t;
#if defined(__STDC_VERSION__) && __STDC_VERSION__ > 201710L
typedef typeof(nullptr) nullptr_t;
#endif
#endif
#ifdef __cplusplus
typedef decltype(nullptr) nullptr_t;
#endif
#undef NULL
#ifndef __cplusplus
# define NULL ((void *)0)
#else
# define NULL 0
#endif
#undef offsetof
#define offsetof(s, m) __builtin_offsetof(s, m)
#if defined(__STDC_VERSION__) && __STDC_VERSION__ > 201710L
# undef unreachable
# define unreachable() __builtin_unreachable()
# define __STDC_VERSION_STDDEF_H__ 202311L
#endif
#endif