Error Code
[RT-Thread Kernel API]

Defines
#define	RT_EOK   0
#define	RT_ERROR   1
#define	RT_ETIMEOUT   2
#define	RT_EFULL   3
#define	RT_EEMPTY   4
#define	RT_ENOSYS   5

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Detailed Description

The error code is defined to identify what's happen. When some bad things happen, the current thread's errno will be set.

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Define Documentation

#define RT_EEMPTY   4

The resource is empty.

#define RT_EFULL   3

The resource is full.

#define RT_ENOSYS   5

No system.

#define RT_EOK   0

There is no error happen.

#define RT_ERROR   1

A generic error happens.

#define RT_ETIMEOUT   2

Some timing sensitive action failed, because timed out.