Added routines to translate to and from the core message queue return codes.

c/src/exec/posix/src/mqueuetranslatereturncode.c

@@ -0,0 +1,68 @@
+/*
+ *  POSIX Message Queue Error Translation 
+ *
+ *
+ *  COPYRIGHT (c) 1989-1999.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  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 <pthread.h>
+#include <limits.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <mqueue.h>
+
+#include <rtems/system.h>
+#include <rtems/score/watchdog.h>
+#include <rtems/posix/seterr.h>
+#include <rtems/posix/mqueue.h>
+#include <rtems/posix/time.h>
+
+
+/*PAGE
+ *
+ *  _POSIX_Message_queue_Translate_core_message_queue_return_code
+ *
+ *  Input parameters:
+ *    the_message_queue_status - message_queue status code to translate
+ *
+ *  Output parameters:
+ *    rtems status code - translated POSIX status code
+ *
+ */
+ 
+int _POSIX_Message_queue_Translate_core_message_queue_return_code(
+  unsigned32 the_message_queue_status
+)
+{
+  switch ( the_message_queue_status ) {
+    case  CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL:
+      return 0;
+    case  CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE:
+      return EMSGSIZE;
+    case  CORE_MESSAGE_QUEUE_STATUS_TOO_MANY:
+      return EAGAIN;
+    case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED:
+      return ENOSYS;                  /* XXX */
+    case CORE_MESSAGE_QUEUE_STATUS_UNSATISFIED_NOWAIT:
+      return ENOSYS;                  /* XXX */
+    case CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED:
+      return EBADF;
+    case CORE_MESSAGE_QUEUE_STATUS_TIMEOUT:
+      return ENOSYS;                  /* XXX */
+    case THREAD_STATUS_PROXY_BLOCKING:
+      return ENOSYS;                  /* XXX */
+  }
+  _Internal_error_Occurred(         /* XXX */
+    INTERNAL_ERROR_POSIX_API,
+    TRUE,
+    the_message_queue_status
+  );
+  return RTEMS_INTERNAL_ERROR;   /* unreached - only to remove warnings */
+}