From 081d002461b9a1087095c8322f8eaa2fc724663f Mon Sep 17 00:00:00 2001
From: Kristof Hannemann <50989282+hannemn@users.noreply.github.com>
Date: Wed, 27 Mar 2024 17:33:12 +0100
Subject: [PATCH] Passing relative time to pthread_cond_timedwait on macOS

---
 ecal/core/src/io/linux/ecal_named_mutex_impl.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ecal/core/src/io/linux/ecal_named_mutex_impl.cpp b/ecal/core/src/io/linux/ecal_named_mutex_impl.cpp
index 2ba6ee22f6..6979987ae0 100644
--- a/ecal/core/src/io/linux/ecal_named_mutex_impl.cpp
+++ b/ecal/core/src/io/linux/ecal_named_mutex_impl.cpp
@@ -291,9 +291,10 @@ namespace eCAL
       // timeout_ > 0 -> wait timeout_ ms
     else
     {
-      struct timespec abstime {};
+      struct timespec abstime {};      
+#ifndef ECAL_OS_MACOS
       clock_gettime(CLOCK_MONOTONIC, &abstime);
-
+#endif
       abstime.tv_sec = abstime.tv_sec + timeout_ / 1000;
       abstime.tv_nsec = abstime.tv_nsec + (timeout_ % 1000) * 1000000;
       while (abstime.tv_nsec >= 1000000000)