From f459d4811ed8c681391b3fbc873fe8db4128cae6 Mon Sep 17 00:00:00 2001
From: "bernard.xiong" <bernard.xiong@gmail.com>
Date: Sat, 20 Mar 2010 23:52:47 +0000
Subject: [PATCH] change the errno of rt_thread_delay/sleep to RT_EOK.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@520 bbd45198-f89e-11dd-88c7-29a3b14d5316
---
 src/thread.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/thread.c b/src/thread.c
index a9bfd91144..8a2f8a7844 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -18,6 +18,7 @@
  * 2006-09-03     Bernard      change rt_timer_delete to rt_timer_detach
  * 2006-09-03     Bernard      implement rt_thread_detach
  * 2008-02-16     Bernard      fix the rt_thread_timeout bug
+ * 2010-03-21     Bernard      change the errno of rt_thread_delay/sleep to RT_EOK.
  */
 
 #include <rtthread.h>
@@ -405,6 +406,10 @@ rt_err_t rt_thread_sleep (rt_tick_t tick)
 
 	rt_schedule();
 
+	/* clear error number of this thread to RT_EOK */
+	if (thread->error == -RT_ETIMEOUT)
+		thread->error = RT_EOK;
+
 	return RT_EOK;
 }
 
-- 
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