From 3a9add82fe56b4b75b0079b48c094e6c4f778c42 Mon Sep 17 00:00:00 2001
From: Robin Mueller <robin.mueller.m@gmail.com>
Date: Tue, 13 Jul 2021 18:58:31 +0200
Subject: [PATCH] additonal warning

---
 CMakeLists.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e21868226..1efb856fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,6 +25,12 @@ elseif(${CMAKE_CXX_STANDARD} LESS 11)
     message(FATAL_ERROR "Compiling the FSFW requires a minimum of C++11 support")
 endif()
 
+# Backwards comptability
+if(OS_FSFW)
+    message(WARNING "Please pass the FSFW OSAL as FSFW_OSAL instead of OS_FSFW")
+    set(FSFW_OSAL OS_FSFW)
+endif()
+
 if(NOT FSFW_OSAL)
 	message(STATUS "No OS for FSFW via FSFW_OSAL set. Assuming host OS")
 	# Assume host OS and autodetermine from OS_FSFW