From 74b4287b6ed45529daaa3a9f2abf3322765f12fa Mon Sep 17 00:00:00 2001
From: Arne Morten Kvarving <arne.morten.kvarving@sintef.no>
Date: Fri, 6 Nov 2020 10:16:02 +0100
Subject: [PATCH] workaround cmake issue

cmake does not properly interpret the SYSTEM marker in lists of
include directories. this causes issues downstream when using
dunecontrol / the in-tree cmake config files.
---
 CMakeLists.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb3dc491b..af029aab2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -76,8 +76,9 @@ macro (config_hook)
 
     # For this project
     add_definitions(-DFMT_HEADER_ONLY)
-    list(APPEND EXTRA_INCLUDES SYSTEM ${PROJECT_SOURCE_DIR}/external/fmtlib/include)
+    include_directories(SYSTEM ${PROJECT_SOURCE_DIR}/external/fmtlib/include)
     include_directories(${EXTRA_INCLUDES} ${PROJECT_BINARY_DIR}/include)
+    list(APPEND EXTRA_INCLUDES ${PROJECT_SOURCE_DIR}/external/fmtlib/include)
 
     # For downstreams
     list(APPEND EXTRA_INCLUDES ${PROJECT_BINARY_DIR}/include)