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-rw-r--r--include/rtthread.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/rtthread.h b/include/rtthread.h
index 45a7655be9..729ee4c405 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -85,6 +85,9 @@ void rt_tick_set(rt_tick_t tick);
void rt_tick_increase(void);
rt_tick_t rt_tick_from_millisecond(rt_int32_t ms);
rt_tick_t rt_tick_get_millisecond(void);
+#ifdef RT_USING_HOOK
+void rt_tick_sethook(void (*hook)(void));
+#endif
void rt_system_timer_init(void);
void rt_system_timer_thread_init(void);