OpenCloudOS-Kernel/tools/include/nolibc/errno.h

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/* SPDX-License-Identifier: LGPL-2.1 OR MIT */
/*
* Minimal errno definitions for NOLIBC
* Copyright (C) 2017-2022 Willy Tarreau <w@1wt.eu>
*/
#ifndef _NOLIBC_ERRNO_H
#define _NOLIBC_ERRNO_H
#include <asm/errno.h>
#ifndef NOLIBC_IGNORE_ERRNO
#define SET_ERRNO(v) do { errno = (v); } while (0)
int errno __attribute__((weak));
#else
#define SET_ERRNO(v) do { } while (0)
#endif
/* errno codes all ensure that they will not conflict with a valid pointer
* because they all correspond to the highest addressable memory page.
*/
#define MAX_ERRNO 4095
/* make sure to include all global symbols */
#include "nolibc.h"
#endif /* _NOLIBC_ERRNO_H */