From 3547c3916175d387a43c6d3a36330550b1d278d5 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 25 Oct 2008 10:35:10 +0000
Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@482
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 src/include/threads.h | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src/include/threads.h')

diff --git a/src/include/threads.h b/src/include/threads.h
index 051ca482d..e9894650d 100644
--- a/src/include/threads.h
+++ b/src/include/threads.h
@@ -189,10 +189,11 @@ extern "C" {
   Thread *chThdCreate(tprio_t prio, tmode_t mode, void *workspace,
                       size_t wsize, tfunc_t pf, void *arg);
   void chThdSetPriority(tprio_t newprio);
-  void chThdExit(msg_t msg);
   Thread *chThdResume(Thread *tp);
   void chThdSuspend(Thread **tpp);
   void chThdTerminate(Thread *tp);
+  void chThdSleep(systime_t time);
+  void chThdExit(msg_t msg);
 #ifdef CH_USE_WAITEXIT
   msg_t chThdWait(Thread *tp);
 #endif
@@ -266,6 +267,17 @@ extern "C" {
 #define chThdCreateFast(prio, workspace, wsize, pf) \
         chThdCreateStatic(workspace, wsize, prio, pf, NULL)
 
+/**
+ * Suspends the invoking thread until the system time arrives to the specified
+ * value.
+ */
+#define chThdSleepUntil(t) {                                            \
+  chSysLock();                                                          \
+  chSchGoSleepTimeoutS(PRSLEEP,                                         \
+                      (systime_t)((t) - chSysGetTime()));               \
+  chSysUnlock();                                                        \
+}
+
 #endif  /* _THREADS_H_ */
 
 /** @} */
-- 
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