projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 00e9e6d1 SG |
2 | /* |
| 3 | * Copyright (C) 2014 Samsung Electronics | |
| 4 | * Przemyslaw Marczak <p.marczak@samsung.com> | |
| 00e9e6d1 | 5 | */ |
| 65cd3fa8 | 6 | #ifndef _ERRNO_H |
| 00e9e6d1 | 7 | #define _ERRNO_H |
| 65cd3fa8 | 8 | |
| 5d97dff0 | 9 | #include <linux/errno.h> |
| 65cd3fa8 | 10 | |
| be1e77f2 MB |
11 | #ifdef __SANDBOX__ |
| 12 | #define __errno_asm_label asm("__u_boot_errno") | |
| 13 | #else | |
| 14 | #define __errno_asm_label | |
| 15 | #endif | |
| 16 | ||
| 17 | extern int errno __errno_asm_label; | |
| 65cd3fa8 WD |
18 | |
| 19 | #define __set_errno(val) do { errno = val; } while (0) | |
| 20 | ||
| f279e1d9 HS |
21 | /** |
| 22 | * errno_str() - get description for error number | |
| 23 | * | |
| 24 | * @errno: error number (negative in case of error) | |
| 25 | * Return: string describing the error. If CONFIG_ERRNO_STR is not | |
| 26 | * defined an empty string is returned. | |
| 27 | */ | |
| 64aefc48 | 28 | #if CONFIG_IS_ENABLED(ERRNO_STR) |
| 59345b1f | 29 | const char *errno_str(int errno); |
| 862887d8 | 30 | #else |
| f279e1d9 HS |
31 | static const char error_message[] = ""; |
| 32 | ||
| 862887d8 SG |
33 | static inline const char *errno_str(int errno) |
| 34 | { | |
| f279e1d9 | 35 | return error_message; |
| 862887d8 | 36 | } |
| 59345b1f | 37 | #endif |
| 65cd3fa8 | 38 | #endif /* _ERRNO_H */ |