1 files changed, 15 insertions, 2 deletions
diff --git a/components/libc/compilers/armlibc/stubs.c b/components/libc/compilers/armlibc/stubs.c
index b4cc13799e..600100c554 100644
--- a/components/libc/compilers/armlibc/stubs.c
+++ b/components/libc/compilers/armlibc/stubs.c
@@ -255,8 +255,21 @@ void _ttywrch(int ch)
 
 RT_WEAK void _sys_exit(int return_code)
 {
-    /* TODO: perhaps exit the thread which is invoking this function */
-    while (1);
+    rt_thread_t self = rt_thread_self();
+
+#ifdef RT_USING_MODULE
+    if (dlmodule_self())
+    {
+        dlmodule_exit(return_code);
+    }
+#endif
+
+    if (self != RT_NULL)
+    {
+        rt_kprintf("thread:%-8.*s exit:%d!\n", RT_NAME_MAX, self->name, return_code);
+        rt_thread_suspend(self);
+        rt_schedule();
+    }
 }
 
 /**