Re: ttyname_r returning EINVAL

[Simon Josefsson]

Thomas Schwinge <thomas@codesourcery.com> writes:

> Hi!
>
> On Thu, 04 Aug 2011 12:13:19 +0200, Simon Josefsson <simon@josefsson.org> 
> wrote:
>> As explained as 4) in this e-mail:
>> 
>> https://lists.gnu.org/archive/html/bug-gnulib/2011-08/msg00027.html
>> 
>> it seems like the ttyname_r function returns EINVAL when the provided
>> buffer is too small.
>> 
>> This doesn't seem consistent with the specifcation at:
>> 
>> http://pubs.opengroup.org/onlinepubs/9699919799/functions/ttyname.html
>> 
>> Instead, it seems this should be ERANGE?
>> 
>> [ERANGE]
>>     The value of namesize is smaller than the length of the string to be
>>     returned including the terminating null character.
>
> Thanks; finally fixed (glibc BZ #12340).

Thank you!

/Simon