[rtems commit] posix: Change sem_t to the 32-bit object type

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    77e682ec8511f4bd2cde6f340cb938d60d38edd9
Changeset: http://git.rtems.org/rtems/commit/?id=77e682ec8511f4bd2cde6f340cb938d60d38edd9

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon Mar  9 13:18:33 2015 +0100

posix: Change sem_t to the 32-bit object type

This change is also valid for 16-bit object type architectures since in
this case POSIX_Semaphore_Control::Semaphore_id is used as a proxy.

---

 cpukit/posix/include/semaphore.h | 2 +-
 cpukit/posix/src/semopen.c       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpukit/posix/include/semaphore.h b/cpukit/posix/include/semaphore.h
index 502150b..7349270 100644
--- a/cpukit/posix/include/semaphore.h
+++ b/cpukit/posix/include/semaphore.h
@@ -40,7 +40,7 @@ extern "C" {
 /*
  *  11.1 Semaphore Characteristics, P1003.1b-1993, p.219
  */
-typedef int sem_t;
+typedef uint32_t sem_t;
 
 /*
  *  Bad semaphore Id
diff --git a/cpukit/posix/src/semopen.c b/cpukit/posix/src/semopen.c
index 0568ee6..4e5b61c 100644
--- a/cpukit/posix/src/semopen.c
+++ b/cpukit/posix/src/semopen.c
@@ -139,6 +139,6 @@ return_id:
     the_semaphore->Semaphore_id = the_semaphore->Object.id;
     return &the_semaphore->Semaphore_id;
   #else
-    return (sem_t *)&the_semaphore->Object.id;
+    return &the_semaphore->Object.id;
   #endif
 }