27 lines
640 B
C
27 lines
640 B
C
/*
|
|
* SPDX-FileCopyrightText: 2022-2023, Alejandro Colomar <alx@kernel.org>
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
|
|
#ifndef SHADOW_INCLUDE_LIBMISC_SIZEOF_H_
|
|
#define SHADOW_INCLUDE_LIBMISC_SIZEOF_H_
|
|
|
|
|
|
#include <config.h>
|
|
|
|
#include <limits.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "must_be.h"
|
|
|
|
|
|
#define ssizeof(x) ((ssize_t) sizeof(x))
|
|
#define memberof(T, member) ((T){}.member)
|
|
#define WIDTHOF(x) (sizeof(x) * CHAR_BIT)
|
|
#define SIZEOF_ARRAY(a) (sizeof(a) + must_be_array(a))
|
|
#define NITEMS(a) (SIZEOF_ARRAY((a)) / sizeof((a)[0]))
|
|
#define STRLEN(s) (NITEMS(s) - 1)
|
|
|
|
|
|
#endif // include guard
|