Filesystem: Add kernel event filter handler

This handler is necessary to implement the KQUEUE(2) system calls.

Add <sys/event.h> from FreeBSD 8.4.

1 files changed, 38 insertions, 0 deletions

diff --git a/cpukit/libfs/src/defaults/default_kqfilter.c b/cpukit/libfs/src/defaults/default_kqfilter.c
new file mode 100644
index 0000000000..6c8453992d
--- /dev/null
+++ b/cpukit/libfs/src/defaults/default_kqfilter.c
@@ -0,0 +1,38 @@
+/**
+ * @file
+ *
+ * @brief Default Kernel Event Filter Handler
+ *
+ * @ingroup LibIOFSHandler
+ */
+
+/*
+ * Copyright (c) 2013 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.com/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#include <rtems/libio_.h>
+
+#include <sys/types.h>
+#include <sys/event.h>
+
+int rtems_filesystem_default_kqfilter(
+  rtems_libio_t *iop,
+  struct knote *kn
+)
+{
+  return EINVAL;
+}