Separate version header file to get version updates in Mbed OS

mbed.h

@@ -16,6 +16,8 @@
 #ifndef MBED_H
 #define MBED_H
 
+#include "platform/mbed_version.h"
+
 #if MBED_CONF_RTOS_PRESENT
 #include "rtos/rtos.h"
 #endif

platform/mbed_version.h

@@ -0,0 +1,71 @@
+
+/** \addtogroup platform */
+/** @{*/
+/**
+ * \defgroup platform_version Version macros
+ * @{
+ */
+/* mbed Microcontroller Library
+ * Copyright (c) 2018 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.
+ */
+
+#ifndef MBED_VERSION_H
+#define MBED_VERSION_H
+
+/** MBED_MAJOR_VERSION
+  * Mbed OS major version
+  *
+  * @note 99 is default value for development version (master branch)
+  */
+#define MBED_MAJOR_VERSION  99
+
+/** MBED_MINOR_VERSION
+  * Mbed OS minor version
+  *
+  * @note 99 is default value for development version (master branch)
+  */
+#define MBED_MINOR_VERSION  99
+
+/** MBED_PATCH_VERSION
+  * Mbed OS patch version
+  *
+  * @note 99 is default value for development version (master branch)
+  */
+#define MBED_PATCH_VERSION  99
+
+#define MBED_ENCODE_VERSION(major, minor, patch) ((major)*10000 + (minor)*100 + (patch))
+
+/** MBED_VERSION
+  * Mbed OS 5 version (MMmmpp - M(Major); m(minor); p(patch))
+  *
+  * @note 999999 is default value for development version (master branch)
+  */
+#define MBED_VERSION MBED_ENCODE_VERSION(MBED_MAJOR_VERSION, MBED_MINOR_VERSION, MBED_PATCH_VERSION)
+
+/** MBED_VERSION_CHECK
+  * Macro can be used to check minimum Mbed OS version required for feature/library. If current version
+  * is less than required, it will assert.
+  *
+  * @note: Version of master branch will be 999999 as default, hence no assert/warning is provided for
+  * master branch code
+  */
+#define MBED_VERSION_CHECK(major, minor, patch) do { \
+                                       MBED_STATIC_ASSERT((MBED_VERSION >= MBED_ENCODE_VERSION((major),(minor),(patch))), "Incompatible mbed-os version detected!!"); \
+                                     } while(0)
+
+#endif
+
+/** @}*/
+/** @}*/