sysmacros.h

 1/* SPDX-License-Identifier: LGPL-2.1 OR MIT */
 2/*
 3 * Sysmacro definitions for NOLIBC
 4 * Copyright (C) 2017-2021 Willy Tarreau <w@1wt.eu>
 5 */
 6
 7/* make sure to include all global symbols */
 8#include "../nolibc.h"
 9
10#ifndef _NOLIBC_SYS_SYSMACROS_H
11#define _NOLIBC_SYS_SYSMACROS_H
12
13#include "../std.h"
14
15/* WARNING, it only deals with the 4096 first majors and 256 first minors */
16#define makedev(major, minor) ((dev_t)((((major) & 0xfff) << 8) | ((minor) & 0xff)))
17#define major(dev) ((unsigned int)(((dev) >> 8) & 0xfff))
18#define minor(dev) ((unsigned int)((dev) & 0xff))
19
20#endif /* _NOLIBC_SYS_SYSMACROS_H */