rtems: Add task get/set scheduler

1 files changed, 60 insertions, 0 deletions

diff --git a/cpukit/rtems/src/taskgetscheduler.c b/cpukit/rtems/src/taskgetscheduler.c
new file mode 100644
index 0000000000..711109304d
--- /dev/null
+++ b/cpukit/rtems/src/taskgetscheduler.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2014 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#include <rtems/rtems/tasks.h>
+#include <rtems/score/schedulerimpl.h>
+
+rtems_status_code rtems_task_get_scheduler(
+  rtems_id  id,
+  rtems_id *scheduler_id
+)
+{
+  rtems_status_code sc;
+
+  if ( scheduler_id != NULL ) {
+    Thread_Control          *the_thread;
+    Objects_Locations        location;
+    const Scheduler_Control *scheduler;
+
+    the_thread = _Thread_Get( id, &location );
+
+    switch ( location ) {
+      case OBJECTS_LOCAL:
+        scheduler = _Scheduler_Get( the_thread );
+        *scheduler_id = _Scheduler_Build_id(
+          _Scheduler_Get_index( scheduler )
+        );
+        _Objects_Put( &the_thread->Object );
+        sc = RTEMS_SUCCESSFUL;
+        break;
+#if defined(RTEMS_MULTIPROCESSING)
+      case OBJECTS_REMOTE:
+        _Thread_Dispatch();
+        sc = RTEMS_ILLEGAL_ON_REMOTE_OBJECT;
+        break;
+#endif
+      default:
+        sc = RTEMS_INVALID_ID;
+        break;
+    }
+  } else {
+    sc = RTEMS_INVALID_ADDRESS;
+  }
+
+  return sc;
+}