[riot-devel] Status code definitions for erros

Baptiste Clenet bapclenet at gmail.com
Fri Oct 31 09:00:28 CET 2014


Thanks a lot for your answer, that's good to know!
I think someone should add it to the programming rules in the wiki.

Best,

Baptiste
Le 31 oct. 2014 07:55, "Martine Lenders" <authmillenon at gmail.com> a écrit :

> Hi,
>
> 2014-10-30 23:47 GMT+01:00 Baptiste Clenet <bapclenet at gmail.com>:
>
>> Thank you. Do you know what I should use for the SAMR21 Xplained pro
>> board?
>> I will have a look on which lib to use.
>>
>
> since the SAMR21 Xplained has an ARM Cortex, it already uses newlib as
> it's clib.
> Just include <errno.h>. Documentation of the values you can find in the
> manpages at errno(3) [1], but please do *not* use it as the errno in Linux
> (setting the global constant `errno`) but just as the negative return value
> of your functions, since `errno` is not thread-safe.
>
> Cheers,
> Martine
>
> [1] http://linux.die.net/man/3/errno
>
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