79 lines
3.9 KiB
C
79 lines
3.9 KiB
C
/*
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* Copyright (c) 2006-2024, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2024-09-22 Meco Man the first version
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*/
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#ifndef __RT_KERRNO_H__
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#define __RT_KERRNO_H__
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#include <rtconfig.h>
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#include <rttypes.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(RT_USING_LIBC) && !defined(RT_USING_NANO)
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/* POSIX error code compatible */
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#define RT_EOK 0 /**< There is no error */
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#define RT_ERROR 255 /**< A generic/unknown error happens */
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#define RT_ETIMEOUT ETIMEDOUT /**< Timed out */
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#define RT_EFULL ENOSPC /**< The resource is full */
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#define RT_EEMPTY ENODATA /**< The resource is empty */
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#define RT_ENOMEM ENOMEM /**< No memory */
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#define RT_ENOSYS ENOSYS /**< Function not implemented */
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#define RT_EBUSY EBUSY /**< Busy */
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#define RT_EIO EIO /**< IO error */
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#define RT_EINTR EINTR /**< Interrupted system call */
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#define RT_EINVAL EINVAL /**< Invalid argument */
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#define RT_ENOENT ENOENT /**< No entry */
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#define RT_ENOSPC ENOSPC /**< No space left */
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#define RT_EPERM EPERM /**< Operation not permitted */
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#define RT_EFAULT EFAULT /**< Bad address */
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#define RT_ENOBUFS ENOBUFS /**< No buffer space is available */
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#define RT_ESCHEDISR 253 /**< scheduler failure in isr context */
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#define RT_ESCHEDLOCKED 252 /**< scheduler failure in critical region */
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#define RT_ETRAP 254 /**< Trap event */
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#else
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#define RT_EOK 0 /**< There is no error */
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#define RT_ERROR 1 /**< A generic/unknown error happens */
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#define RT_ETIMEOUT 2 /**< Timed out */
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#define RT_EFULL 3 /**< The resource is full */
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#define RT_EEMPTY 4 /**< The resource is empty */
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#define RT_ENOMEM 5 /**< No memory */
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#define RT_ENOSYS 6 /**< Function not implemented */
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#define RT_EBUSY 7 /**< Busy */
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#define RT_EIO 8 /**< IO error */
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#define RT_EINTR 9 /**< Interrupted system call */
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#define RT_EINVAL 10 /**< Invalid argument */
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#define RT_ENOENT 11 /**< No entry */
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#define RT_ENOSPC 12 /**< No space left */
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#define RT_EPERM 13 /**< Operation not permitted */
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#define RT_ETRAP 14 /**< Trap event */
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#define RT_EFAULT 15 /**< Bad address */
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#define RT_ENOBUFS 16 /**< No buffer space is available */
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#define RT_ESCHEDISR 17 /**< scheduler failure in isr context */
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#define RT_ESCHEDLOCKED 18 /**< scheduler failure in critical region */
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#endif /* defined(RT_USING_LIBC) && !defined(RT_USING_NANO) */
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rt_err_t rt_get_errno(void);
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void rt_set_errno(rt_err_t no);
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int *_rt_errno(void);
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const char *rt_strerror(rt_err_t error);
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#if !defined(RT_USING_NEWLIBC) && !defined(_WIN32)
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#ifndef errno
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#define errno *_rt_errno()
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#endif
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#endif /* !defined(RT_USING_NEWLIBC) && !defined(_WIN32) */
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#ifdef __cplusplus
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}
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#endif
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#endif
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