From bef17fb67fc283cdc8cbda068d122c2a95c3b880 Mon Sep 17 00:00:00 2001
From: hathach <thachha@live.com>
Date: Thu, 31 Jan 2013 11:47:07 +0700
Subject: [PATCH] add version macros

---
 tests/test/test_project_settings.c | 13 ++++++++++++-
 tinyusb/common/common.h            |  6 ++++--
 tinyusb/tusb_option.h              |  6 ++++++
 3 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/tests/test/test_project_settings.c b/tests/test/test_project_settings.c
index 79e3d426d..fdc0162da 100644
--- a/tests/test/test_project_settings.c
+++ b/tests/test/test_project_settings.c
@@ -36,6 +36,11 @@
  */
 
 #include "unity.h"
+#include "common.h"
+#include "tusb_option.h"
+
+#define LATEST_VERSION        "00.00"
+#define LATEST_VERSION_NAME   "alpha"
 
 void setUp(void)
 {
@@ -45,7 +50,13 @@ void tearDown(void)
 {
 }
 
-void test_project_memory()
+void test_memory_usage(void)
 {
   TEST_IGNORE_MESSAGE("Try to keep project total memory usage up-to-date");
 }
+
+void test_latest_version(void)
+{
+  TEST_ASSERT_EQUAL_STRING(LATEST_VERSION, TUSB_VERSION);
+  TEST_ASSERT_EQUAL_STRING(LATEST_VERSION_NAME, TUSB_VERSION_NAME);
+}
diff --git a/tinyusb/common/common.h b/tinyusb/common/common.h
index 17c70429e..e6550e586 100644
--- a/tinyusb/common/common.h
+++ b/tinyusb/common/common.h
@@ -62,11 +62,11 @@
 #include <stdio.h>
 
 #include "compiler/compiler.h"
-#include "tusb_option.h"
-#include "errors.h"
 #include "assertion.h"
 #include "binary.h"
+#include "errors.h"
 
+#include "tusb_option.h"
 #include "hal/hal.h"
 #include "core/tusb_types.h"
 #include "core/std_descriptors.h"
@@ -78,6 +78,8 @@
   #define STATIC_
 #endif
 
+#define STRING_(x)  #x  // stringify without expand
+#define XSTRING_(x) STRING_(x) // expand then stringify
 
 /// form an uint32_t from 4 x uint8_t
 static inline uint32_t u32_from_u8(uint8_t b1, uint8_t b2, uint8_t b3, uint8_t b4) ATTR_ALWAYS_INLINE ATTR_CONST;
diff --git a/tinyusb/tusb_option.h b/tinyusb/tusb_option.h
index 0b0d308a2..04316ac9c 100644
--- a/tinyusb/tusb_option.h
+++ b/tinyusb/tusb_option.h
@@ -53,6 +53,12 @@
  extern "C" {
 #endif
 
+#define TUSB_VERSION_YEAR   00
+#define TUSB_VERSION_MONTH  00
+#define TUSB_VERSION_WEEK   0
+#define TUSB_VERSION_NAME   "alpha"
+#define TUSB_VERSION        XSTRING_(TUSB_VERSION_YEAR) "." XSTRING_(TUSB_VERSION_MONTH)
+
 /// define this symbol will make tinyusb look for external configure file
 #include "tusb_config.h"