[PATCH 1/1] libc: Added prototypes for new POSIX APIs

[Joel Sherrill]

On Fri, Aug 6, 2021 at 8:37 AM Matt Joyce <mfjoyce2004 at gmail.com> wrote:
>
> Added function prototypes to newlib/libc/include/pthread.h
> for the following Issue 8 Standard APIs:
> pthread_cond_clockwait()
> pthread_mutex_clocklock()
> pthread_rwlock_clockrdlock()
> pthread_rwlock_clockwrlock()
> ---
>  newlib/libc/include/pthread.h | 31 +++++++++++++++++++++++++++++++
>  1 file changed, 31 insertions(+)
>
> diff --git a/newlib/libc/include/pthread.h b/newlib/libc/include/pthread.h
> index c9d24d6e0..77cb0ed74 100644
> --- a/newlib/libc/include/pthread.h
> +++ b/newlib/libc/include/pthread.h
> @@ -87,6 +87,15 @@ int  pthread_mutex_timedlock (pthread_mutex_t *__mutex,
>
>  #endif /* _POSIX_TIMEOUTS */
>
> +/* Using __MISC_VISIBLE until POSIX Issue 8 is officially released */
> +#if __MISC_VISIBLE
> +
> +/* The Issue 8 standard adds pthread_mutex_clocklock() */
> +int pthread_mutex_clocklock(pthread_mutex_t *__restrict, clockid_t,
> +                                  const struct timespec *__restrict);
> +
> +#endif /* __MISC_VISIBLE */
> +

I don't know that you need white space after the #if and before the #endif
in newlib headers.

With that change, I'd say it is ready to submit.

>  /* Condition Variable Initialization Attributes, P1003.1c/Draft 10, p. 96 */
>
>  int    pthread_condattr_init (pthread_condattr_t *__attr);
> @@ -126,6 +135,16 @@ int        pthread_cond_wait (pthread_cond_t *__cond, pthread_mutex_t *__mutex);
>  int    pthread_cond_timedwait (pthread_cond_t *__cond,
>                                 pthread_mutex_t *__mutex,
>                                 const struct timespec *__abstime);
> +
> +/* Using __MISC_VISIBLE until POSIX Issue 8 is officially released */
> +#if __MISC_VISIBLE
> +
> +/* The Issue 8 standard adds pthread_cond_clockwait() */
> +int pthread_cond_clockwait(pthread_cond_t *__restrict,
> +                   pthread_mutex_t *__restrict, clockid_t,
> +                                  const struct timespec *__restrict);
> +
> +#endif /* __MISC_VISIBLE */
>
>  #if defined(_POSIX_THREAD_PRIORITY_SCHEDULING)
>
> @@ -423,6 +442,18 @@ int        pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock);
>  int    pthread_rwlock_timedwrlock (pthread_rwlock_t *__rwlock,
>                                     const struct timespec *__abstime);
>
> +/* Using __MISC_VISIBLE until POSIX Issue 8 is officially released */
> +#if __MISC_VISIBLE
> +
> +/* The Issue 8 standard adds pthread_rwlock_clockrdlock()
> +*  and pthread_rwlock_clockwrlock()*/
> +int pthread_rwlock_clockrdlock(pthread_rwlock_t *__restrict, clockid_t,
> +                                  const struct timespec *__restrict);
> +int pthread_rwlock_clockwrlock(pthread_rwlock_t *__restrict, clockid_t,
> +                                  const struct timespec *__restrict);
> +
> +#endif /* __MISC_VISIBLE */
> +
>  #endif /* defined(_POSIX_READER_WRITER_LOCKS) */
>
>
> --
> 2.31.1
>
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