GSOC:disable newlibc reentrancy

[Kenneth J. Peters]

Joel Sherrill wrote:
>
> On a bigger scale, I have been trying to get time to write
> up something on RTEMS Execution Profiles so we have
> real guidelines to judge by.  I have not named/defined
> all of the profiles yet but see these two as definite and
> the high end goal when --enable-posix is specified.
>
> + POSIX Realtime Controller System Profile (PSE52)  -
>    simple file system implementation, one implicit
>    process with threads support. 287 APIs according to
>    one source.
>
> + POSIX Minimal Realtime System Profile (PSE51) -
>     no filesystem, one implicit process with threads
>     support. 626 APIs according to  one source.
>
> NOTE: I have not yet found a complete list of those
>             APIs to judge RTEMS by.  PSE53 and PSE54
>             require processes.  PSE54 is full POSIX.  If
>             someone can find a list of API calls required,
>             I would like to know so we can audit against
>             the profiles.
>
>
>   

See IEEE 1003.13–2003, “Standardized Application Environment Profile - 
POSIX Realtime and Embedded Application Support (AEP)” at 
http://ieeexplore.ieee.org/xpl/standardstoc.jsp?isnumber=29578

Ken Peters