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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-26 16:18:37 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-26 16:18:37 +0000 |
| commit | b6b00dd55e035bfbe311a527b567962ffa77ee43 (patch) | |
| tree | cafc4d13785448e5a78bd40a51697ee07f07ac12 /lib/sizeof.h | |
| parent | Adding debian version 1:4.13+dfsg1-5. (diff) | |
| download | shadow-b6b00dd55e035bfbe311a527b567962ffa77ee43.tar.xz shadow-b6b00dd55e035bfbe311a527b567962ffa77ee43.zip | |
Merging upstream version 1:4.15.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/sizeof.h')
| -rw-r--r-- | lib/sizeof.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/sizeof.h b/lib/sizeof.h new file mode 100644 index 0000000..6847068 --- /dev/null +++ b/lib/sizeof.h @@ -0,0 +1,25 @@ +/* + * 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 "must_be.h" + + +#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 |