From 128f8e58c80c4537f95fe5a74be02242886e59c3 Mon Sep 17 00:00:00 2001
From: David Rosca <nowrep@gmail.com>
Date: Sat, 23 Jul 2022 06:15:17 +0200
Subject: [PATCH] Fix build with older CMake

Vulkan_VERSION was introduced in 3.23

Closes #75
---
 CMakeLists.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 30e061c..450a3b1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,8 @@ if (VULKAN_FOUND AND NOT TARGET Vulkan::Vulkan)
     set_target_properties(Vulkan::Vulkan PROPERTIES
         IMPORTED_LOCATION "${VULKAN_LIBRARIES}"
         INTERFACE_INCLUDE_DIRECTORIES "${VULKAN_INCLUDE_DIRS}")
+endif()
+if (NOT Vulkan_VERSION)
     set(Vulkan_VERSION "1.3.221")
 endif()