From 82cb78d84c7962d2b55e1f83c9f8cbcbef386d87 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Tue, 2 Nov 1999 21:45:15 +0000
Subject: Split core message queue and watchdog handler objects into separate
 files.

---
 cpukit/score/src/coremsgclose.c | 67 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 cpukit/score/src/coremsgclose.c

(limited to 'cpukit/score/src/coremsgclose.c')

diff --git a/cpukit/score/src/coremsgclose.c b/cpukit/score/src/coremsgclose.c
new file mode 100644
index 0000000000..aaca99fc95
--- /dev/null
+++ b/cpukit/score/src/coremsgclose.c
@@ -0,0 +1,67 @@
+/*
+ *  CORE Message Queue Handler
+ *
+ *  DESCRIPTION:
+ *
+ *  This package is the implementation of the CORE Message Queue Handler.
+ *  This core object provides task synchronization and communication functions
+ *  via messages passed to queue objects.
+ *
+ *  COPYRIGHT (c) 1989-1998.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#include <rtems/system.h>
+#include <rtems/score/chain.h>
+#include <rtems/score/isr.h>
+#include <rtems/score/object.h>
+#include <rtems/score/coremsg.h>
+#include <rtems/score/states.h>
+#include <rtems/score/thread.h>
+#include <rtems/score/wkspace.h>
+#if defined(RTEMS_MULTIPROCESSING)
+#include <rtems/score/mpci.h>
+#endif
+
+/*PAGE
+ *
+ *  _CORE_message_queue_Close
+ *
+ *  This function closes a message by returning all allocated space and
+ *  flushing the message_queue's task wait queue.
+ *
+ *  Input parameters:
+ *    the_message_queue      - the message_queue to be flushed
+ *    remote_extract_callout - function to invoke remotely
+ *    status                 - status to pass to thread
+ *
+ *  Output parameters:  NONE
+ */
+ 
+void _CORE_message_queue_Close(
+  CORE_message_queue_Control *the_message_queue,
+  Thread_queue_Flush_callout  remote_extract_callout,
+  unsigned32                  status
+)
+{
+ 
+  if ( the_message_queue->number_of_pending_messages != 0 )
+    (void) _CORE_message_queue_Flush_support( the_message_queue );
+  else
+    _Thread_queue_Flush(
+      &the_message_queue->Wait_queue,
+      remote_extract_callout,
+      status
+    );
+
+  (void) _Workspace_Free( the_message_queue->message_buffers );
+
+}
+
-- 
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