From 18b32d7635efbd1345846f786a51281437bcfd54 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Fri, 8 Sep 2017 15:25:47 +0200
Subject: posix: Ignore pshared for semaphores

Since we have only one process, sharing between processes is trivial.

Close #3124.
---
 cpukit/posix/include/rtems/posix/semaphore.h     | 1 -
 cpukit/posix/include/rtems/posix/semaphoreimpl.h | 1 -
 cpukit/posix/src/semaphorecreatesupp.c           | 7 -------
 cpukit/posix/src/seminit.c                       | 1 -
 cpukit/posix/src/semopen.c                       | 1 -
 5 files changed, 11 deletions(-)

(limited to 'cpukit')

diff --git a/cpukit/posix/include/rtems/posix/semaphore.h b/cpukit/posix/include/rtems/posix/semaphore.h
index 45de4a93b9..6598397052 100644
--- a/cpukit/posix/include/rtems/posix/semaphore.h
+++ b/cpukit/posix/include/rtems/posix/semaphore.h
@@ -43,7 +43,6 @@ extern "C" {
 typedef struct {
    Objects_Control         Object;
    CORE_semaphore_Control  Semaphore;
-   int                     process_shared;
    bool                    named;
    bool                    linked;
    uint32_t                open_count;
diff --git a/cpukit/posix/include/rtems/posix/semaphoreimpl.h b/cpukit/posix/include/rtems/posix/semaphoreimpl.h
index 2bafbe9b97..43440298ec 100644
--- a/cpukit/posix/include/rtems/posix/semaphoreimpl.h
+++ b/cpukit/posix/include/rtems/posix/semaphoreimpl.h
@@ -78,7 +78,6 @@ RTEMS_INLINE_ROUTINE POSIX_Semaphore_Control *_POSIX_Semaphore_Get(
 int _POSIX_Semaphore_Create_support(
   const char                *name,
   size_t                     name_len,
-  int                        pshared,
   unsigned int               value,
   POSIX_Semaphore_Control  **the_sem
 );
diff --git a/cpukit/posix/src/semaphorecreatesupp.c b/cpukit/posix/src/semaphorecreatesupp.c
index d66e1942c9..4a33336230 100644
--- a/cpukit/posix/src/semaphorecreatesupp.c
+++ b/cpukit/posix/src/semaphorecreatesupp.c
@@ -42,7 +42,6 @@
 int _POSIX_Semaphore_Create_support(
   const char                *name_arg,
   size_t                     name_len,
-  int                        pshared,
   unsigned int               value,
   POSIX_Semaphore_Control  **the_sem
 )
@@ -50,10 +49,6 @@ int _POSIX_Semaphore_Create_support(
   POSIX_Semaphore_Control *the_semaphore;
   char                    *name;
 
-  /* Sharing semaphores among processes is not currently supported */
-  if (pshared != 0)
-    rtems_set_errno_and_return_minus_one( ENOSYS );
-
   /*
    * Make a copy of the user's string for name just in case it was
    * dynamically constructed.
@@ -73,8 +68,6 @@ int _POSIX_Semaphore_Create_support(
     rtems_set_errno_and_return_minus_one( ENOSPC );
   }
 
-  the_semaphore->process_shared  = pshared;
-
   if ( name ) {
     the_semaphore->named = true;
     the_semaphore->open_count = 1;
diff --git a/cpukit/posix/src/seminit.c b/cpukit/posix/src/seminit.c
index 249edf67ee..cf06f6ce41 100644
--- a/cpukit/posix/src/seminit.c
+++ b/cpukit/posix/src/seminit.c
@@ -55,7 +55,6 @@ int sem_init(
   status = _POSIX_Semaphore_Create_support(
     NULL,
     0,
-    pshared,
     value,
     &the_semaphore
   );
diff --git a/cpukit/posix/src/semopen.c b/cpukit/posix/src/semopen.c
index b844b08bb4..98163cca8d 100644
--- a/cpukit/posix/src/semopen.c
+++ b/cpukit/posix/src/semopen.c
@@ -119,7 +119,6 @@ sem_t *sem_open(
   status =_POSIX_Semaphore_Create_support(
     name,
     name_len,
-    false,         /* not shared across processes */
     value,
     &the_semaphore
   );
-- 
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