From 707540a8d3803f229efa431eb8915ddfc1d284e8 Mon Sep 17 00:00:00 2001
From: ArdaFu <pengfei.fu@gmail.com>
Date: Fri, 5 May 2017 17:50:51 +0800
Subject: [PATCH] [libc] Add dummy _gettimeofday function when hardware do not
 have the RTC.

---
 components/libc/minilibc/time.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/components/libc/minilibc/time.c b/components/libc/minilibc/time.c
index 8faa3e0470..efd6be8754 100644
--- a/components/libc/minilibc/time.c
+++ b/components/libc/minilibc/time.c
@@ -217,3 +217,13 @@ int gettimeofday(struct timeval *tp, void *ignore)
 	return 0;
 }
 #endif
+
+#ifndef _gettimeofday
+/* Dummy function when hardware do not have RTC */
+int _gettimeofday( struct timeval *tv, void *ignore)
+{
+    tv->tv_sec = 0;  // convert to seconds
+    tv->tv_usec = 0;  // get remaining microseconds
+    return 0;  // return non-zero for error
+}
+#endif