Re: refine of the GSOC project

[Joerg Sonnenberger <joerg%bec.de@localhost>]

On Mon, May 09, 2016 at 12:37:55AM -0700, Charles Cui wrote:
> pthreads:
>    PTHREAD_PRIO_INHERIT  (freebsd)
>    PTHREAD_PRIO_NONE   (freebsd)
>    PTHREAD_PRIO_PROTECT  (freebsd)
>    PTHREAD_STACK_MIN  (freebsd)
>    pthread_barrierattr_getpshared  (freebsd)
>    pthread_barrierattr_setpshared  (freebsd)
>    pthread_mutexattr_setpshared  (freebsd)
>    pthread_mutexattr_getpshared  (freebsd)
>    pthread_condattr_setpshared (freebsd)
>    pthread_condattr_getpshared (freebsd)
>    pthread_condattr_getclock (freebsd)
>    pthread_mutexattr_getprioceiling  (freebsd)
>    pthread_mutexattr_setprioceiling  (freebsd)
>    pthread_mutexattr_getprotocol (freebsd)
>    pthread_mutexattr_setprotocol  (freebsd)
>    pthread_rwlockattr_getpshared (freebsd)
>    pthread_rwlockattr_setpshared  (freebsd)
>    pthread_mutex_getprioceiling  (freebsd)
>    pthread_mutex_timedlock (freebsd)

The pshared stuff is almost a lost cause with the current mutex
implementation. Sadly, POSIX decided to standardize something which
essentially only works reasonably with futexes :(

Joerg