From 0d8e1590d5b46b71f20e2b4f3d4826eb7d843e4c Mon Sep 17 00:00:00 2001
From: cosmonaut <evan@moonside.games>
Date: Mon, 14 Mar 2022 17:40:09 -0700
Subject: [PATCH] conditional spirv cross build

---
 CMakeLists.txt              | 29 +++++++++++++++++++++++------
 src/Refresh_Driver_D3D11.c  |  4 ++++
 src/Refresh_Driver_Vulkan.c |  4 ++++
 3 files changed, 31 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 480d055..eb46dee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,16 +36,20 @@ elseif(WIN32)
 	set(CMAKE_SHARED_LIBRARY_PREFIX "")
 endif()
 
+set(BUILD_D3D11 OFF)
+
+if (WIN32)
+	set(BUILD_D3D11 ON)
+endif()
+
 # Defines
 add_definitions(
 	-DREFRESH_DRIVER_VULKAN
-	-DSPIRV_CROSS_C_API_GLSL
-	-DSPIRV_CROSS_C_API_REFLECT
 )
-if (WIN32)
+
+if (BUILD_D3D11)
 	add_definitions(
 		-DREFRESH_DRIVER_D3D11
-		-DSPIRV_CROSS_C_API_HLSL
 	)
 endif()
 
@@ -90,8 +94,21 @@ set_target_properties(Refresh PROPERTIES OUTPUT_NAME "Refresh"
 )
 
 # Internal Dependencies
-add_subdirectory(SPIRV-Cross EXCLUDE_FROM_ALL)
-target_link_libraries(Refresh PRIVATE spirv-cross-c)
+if (BUILD_D3D11)
+	set(SPIRV_CROSS_ENABLE_TESTS OFF CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_CLI OFF CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_SHARED ON CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_STATIC OFF CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_C_API ON CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_HLSL ON CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_GLSL ON CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_REFLECT ON CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_MSL OFF CACHE "" INTERNAL FORCE)
+	set(SPIRV_CROSS_ENABLE_CPP OFF CACHE "" INTERNAL FORCE)
+
+	add_subdirectory(SPIRV-Cross EXCLUDE_FROM_ALL)
+	target_link_libraries(Refresh PUBLIC spirv-cross-c-shared)
+endif()
 
 # SDL2 Dependency
 if (DEFINED SDL2_INCLUDE_DIRS AND DEFINED SDL2_LIBRARIES)
diff --git a/src/Refresh_Driver_D3D11.c b/src/Refresh_Driver_D3D11.c
index 3a86ab0..17d47ae 100644
--- a/src/Refresh_Driver_D3D11.c
+++ b/src/Refresh_Driver_D3D11.c
@@ -2231,4 +2231,8 @@ Refresh_Driver D3D11Driver = {
 	D3D11_CreateDevice
 };
 
+#else
+
+extern int this_tu_is_empty;
+
 #endif //REFRESH_DRIVER_D3D11
diff --git a/src/Refresh_Driver_Vulkan.c b/src/Refresh_Driver_Vulkan.c
index 72c2a5c..b5fb204 100644
--- a/src/Refresh_Driver_Vulkan.c
+++ b/src/Refresh_Driver_Vulkan.c
@@ -10642,4 +10642,8 @@ Refresh_Driver VulkanDriver = {
 	VULKAN_CreateDevice
 };
 
+#else
+
+extern int this_tu_is_empty;
+
 #endif //REFRESH_DRIVER_VULKAN