Rtos API example

Revision:
0:9fca2b23d0ba
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os/platform/FileSystemHandle.cpp	Sat Feb 23 12:13:36 2019 +0000
@@ -0,0 +1,44 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "FileSystemHandle.h"
+#include <errno.h>
+
+int FileSystemHandle::open(DirHandle **dir, const char *path)
+{
+    return -ENOSYS;
+}
+
+int FileSystemHandle::remove(const char *path)
+{
+    return -ENOSYS;
+}
+
+int FileSystemHandle::rename(const char *path, const char *newpath)
+{
+    return -ENOSYS;
+}
+
+int FileSystemHandle::stat(const char *path, struct stat *st)
+{
+    return -ENOSYS;
+}
+
+int FileSystemHandle::mkdir(const char *path, mode_t mode)
+{
+    return -ENOSYS;
+}