Re: [Xenomai-help] rt_heap return codes

[Jan Kiszka <jan.kiszka@domain.hid>]

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Paul wrote:
> During the course of debugging a simple xeno-native app, I notice some of the 
> return codes for heap functions are at odds with the documentation.. For 
> example rt_heap_bind() when used with TM_NONBLOCK returns -EAGAIN where as 
> the docs would suggest -EWOULDBLOCK should be returned.

[/usr/include/asm-generic/errno.h]
#define EWOULDBLOCK     EAGAIN

> 
> Also noted that rt_heap_delete() returns -EBUSY if another task holds a valid 
> heap descriptor - Undocumented, but well worth having as it can be used to 
> prevent the RT_HEAP memory from disappearing (either by a module unloading, 
> or user space app terminating).

Feel free to provide a patch to enhance the doc.

> 
> Are these return codes likely to change in the forseeable future ? 
> 

I don't see why. And once they are documented, there are even less reasons.

Jan


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