FIX: Revert thread.c and rtthread.h to previous version.

FIX: Abort handler will suspend current thread instead of terminate it.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@260 bbd45198-f89e-11dd-88c7-29a3b14d5316

src/thread.c

@@ -34,6 +34,7 @@ extern rt_uint8_t rt_current_priority;
 extern rt_list_t rt_thread_defunct;
 #endif
 
+static void rt_thread_exit(void);
 void rt_thread_timeout(void* parameter);
 
 static rt_err_t _rt_thread_init(struct rt_thread* thread,
@@ -222,7 +223,7 @@ rt_err_t rt_thread_startup (rt_thread_t thread)
 	return RT_EOK;
 }
 
-void rt_thread_exit()
+static void rt_thread_exit()
 {
 	struct rt_thread* thread;
     register rt_base_t temp;