From dc7ef30a602466c244980274f145314bb8a02f1e Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Sat, 25 May 2019 15:01:48 +0100
Subject: [PATCH] Fix tests compiling with threads on linux

---
 util/test/demos/CMakeLists.txt                 | 4 +++-
 util/test/demos/vk/vk_multi_thread_windows.cpp | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/util/test/demos/CMakeLists.txt b/util/test/demos/CMakeLists.txt
index f32c4b317..4929d8fa7 100644
--- a/util/test/demos/CMakeLists.txt
+++ b/util/test/demos/CMakeLists.txt
@@ -64,10 +64,12 @@ else()
     set(BIN_SUFFIX "x86")
 endif()
 
+find_package(Threads REQUIRED)
+
 target_include_directories(demos
     PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/vk/official
     PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
 target_compile_definitions(demos PRIVATE -DVK_USE_PLATFORM_XCB_KHR=1)
-target_link_libraries(demos PRIVATE -lX11 -lxcb -lX11-xcb ${CMAKE_DL_LIBS})
+target_link_libraries(demos PRIVATE -lX11 -lxcb -lX11-xcb ${CMAKE_THREAD_LIBS_INIT} ${CMAKE_DL_LIBS})
 set_target_properties(demos PROPERTIES OUTPUT_NAME demos_${BIN_SUFFIX})
 
diff --git a/util/test/demos/vk/vk_multi_thread_windows.cpp b/util/test/demos/vk/vk_multi_thread_windows.cpp
index 5201af3cd..9ce905f04 100644
--- a/util/test/demos/vk/vk_multi_thread_windows.cpp
+++ b/util/test/demos/vk/vk_multi_thread_windows.cpp
@@ -22,6 +22,7 @@
  * THE SOFTWARE.
  ******************************************************************************/
 
+#include <thread>
 #include "vk_test.h"
 
 TEST(VK_Multi_Thread_Windows, VulkanGraphicsTest)