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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * Copyright (C) 2014 Samsung Electronics
- * Przemyslaw Marczak <p.marczak@samsung.com>
- */
- #ifndef _ERRNO_H
- #define _ERRNO_H
- #include <linux/errno.h>
- extern int errno;
- #define __set_errno(val) do { errno = val; } while (0)
- /**
- * errno_str() - get description for error number
- *
- * @errno: error number (negative in case of error)
- * Return: string describing the error. If CONFIG_ERRNO_STR is not
- * defined an empty string is returned.
- */
- #ifdef CONFIG_ERRNO_STR
- const char *errno_str(int errno);
- #else
- static const char error_message[] = "";
- static inline const char *errno_str(int errno)
- {
- return error_message;
- }
- #endif
- #endif /* _ERRNO_H */
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