From 4b2eb055e534a09323c4f5c467aaff63c98dce7c Mon Sep 17 00:00:00 2001
From: Julian Oes <julian@oes.ch>
Date: Sun, 9 Dec 2018 17:09:23 +0100
Subject: [PATCH] framework: use MONOTONIC for lockstep

---
 framework/src/Time.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/framework/src/Time.cpp b/framework/src/Time.cpp
index a9ecdf6..717f0e5 100644
--- a/framework/src/Time.cpp
+++ b/framework/src/Time.cpp
@@ -73,7 +73,10 @@ using namespace DriverFramework;
 
 int DriverFramework::absoluteTime(struct timespec &ts)
 {
-#if defined(__DF_NUTTX) || defined(__DF_APPLE)
+// On NuttX we use CLOCK_REALTIME anyway.
+// On macOS we can only use CLOCK_REALTIME unless we're using the lockstep
+// scheduler.
+#if defined(__DF_NUTTX) || (defined(__DF_APPLE) && !defined(ENABLE_LOCKSTEP_SCHEDULER))
 
 #ifndef CLOCK_REALTIME
 #define CLOCK_REALTIME 0