[PATCH] [RTEMS] Update RTEMS thread model

[Daniel Gutson]

El 31/7/2015 3:28, "Chris Johns" <chrisj at rtems.org> escribió:
>
> On 31/07/2015 4:11 pm, Sebastian Huber wrote:
> > For synchronization objects use the self-contained objects available via
> > Newlib <sys/lock.h>.
> >
> >
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;a=commit;h=ecaef05f6601f1e8acb78fb65b411a258f39988a
> >
> > Enable the C++11 threads using <pthread.h>.  So, the threads are only
> > supported in case the POSIX API is enabled in RTEMS.  In the long run
> > support for thread join and detach should be added to the API
> > independent RTEMS services.
> >
>
> Is this for 4.12 ?
>
> What happens if I build RTEMS with --disable-posix ? If I use locale in
> C++ it pulls in the 'once' support which pulls in this file which would
> give unresolved externals. There is a PR against me for libstdc++ not
> checking the return code. Is it time for the --enable-posix option to go
> and to always nave it enabled ?

Please don't. The POSIX layer takes valuable resurces and it is not always
needed.

>
> I feel 'tiny' support should be by not linking rather than configure
magic.
>
> Chris
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