From 3b47ce73fa67efaeb1c92dc0129efa92f22d747c Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Fri, 15 Sep 2017 13:14:57 +0200 Subject: posix: Allow PTHREAD_PROCESS_SHARED for mutexes Close #3125. --- cpukit/posix/include/rtems/posix/posixapi.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'cpukit/posix/include') diff --git a/cpukit/posix/include/rtems/posix/posixapi.h b/cpukit/posix/include/rtems/posix/posixapi.h index 1a64cf7a1d..2441a2ee6f 100644 --- a/cpukit/posix/include/rtems/posix/posixapi.h +++ b/cpukit/posix/include/rtems/posix/posixapi.h @@ -26,6 +26,8 @@ #include #include +#include + /** * @defgroup POSIXAPI RTEMS POSIX API * @@ -125,6 +127,19 @@ RTEMS_INLINE_ROUTINE int _POSIX_Zero_or_minus_one_plus_errno( } \ return (type *) the_object +/* + * See also The Open Group Base Specifications Issue 7, IEEE Std 1003.1-2008, + * 2016 Edition, subsection 2.9.9, Synchronization Object Copies and + * Alternative Mappings. + * + * http://pubs.opengroup.org/onlinepubs/9699919799/functions/V2_chap02.html#tag_15_09_09 + */ +RTEMS_INLINE_ROUTINE bool _POSIX_Is_valid_pshared( int pshared ) +{ + return pshared == PTHREAD_PROCESS_PRIVATE || + pshared == PTHREAD_PROCESS_SHARED; +} + /** @} */ #endif -- cgit v1.2.3